{"title":"GPIO","description":"\u003cp\u003eBrowse our GPIO collection. Hot Sale.\u003c\/p\u003e","products":[{"product_id":"3d-rgb-xmas-tree-for-raspberry-pi-discontinued","title":"3D RGB Xmas Tree for Raspberry Pi [Discontinued]","description":"\u003cp\u003eHO HO...Hold on a minute, are those RGB LEDs on that fancy tree over there?”\u003c\/p\u003e\n\u003cp\u003eYes, it’s finally here – an RGB version of our incredibly popular 3D Xmas tree!\u003c\/p\u003e\n\u003cp\u003eFantastic for Christmas making or as a superb stocking filler for the lucky geek in your life, our RGB Xmas Tree features 25 super-bright, individually addressable RGB LEDs to create your own festive frenzy of colourful blinkyness!\u003c\/p\u003e\n\u003cp\u003eControl each LED individually with your code - change the colours, set the brightness, fade the light in and out or turn them on and off. Combine all of this to create an impressive light show limited only by your imagination.\u003c\/p\u003e\n\u003cp\u003eDesigned by Rachel Rayns, the RGB Xmas Tree works with any 40-pin Raspberry Pi and looks extra special sitting on top of a Raspberry Pi Zero!. The side ‘branches’ are push fit, sliding into the mainboard without needing a single drop of solder!\u003c\/p\u003e\n\u003cp\u003eEat the turkey, have yourself a cheeky nap then enjoy your evening coding your very own colourful light sequence. Merry Christmas!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does it work?\u003c\/strong\u003e\u003cbr\u003eThe RGB Xmas Tree is super easy to program thanks to the available libraries and provided examples:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGetting started\u003c\/li\u003e\n\u003cli\u003eChange the brightness\u003c\/li\u003e\n\u003cli\u003eChange the colour\u003c\/li\u003e\n\u003cli\u003eIndividual control\u003c\/li\u003e\n\u003cli\u003eRandom Sparkles\u003c\/li\u003e\n\u003cli\u003eCommunity code option: Python Tree Runner\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAssembly Instructions\u003c\/strong\u003e\u003cbr\u003eAssembly instructions available here (skip to step 8):\u003cspan\u003e \u003c\/span\u003ehttps:\/\/thepihut.com\/blogs\/raspberry-pi-tutorials\/3d-xmas-tree-for-raspberry-pi-assembly-instructions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoftware Installation\u003c\/strong\u003e\u003cbr\u003eThe super-simple installation instructions are available on the dedicated GitHub page:\u003cspan\u003e https:\/\/github.com\/ThePiHut\/rgbxmastree\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrientation - make sure you don't place the Xmas Tree on your Raspberry Pi backwards!\u003c\/strong\u003e Power will go to the wrong places – and that’s just no fun at Christmas! See image below for header orientation:\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/RGB-Tree-Polarity-2.jpg?v=1605278817\u0026amp;width=700\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/RGB-Tree-Polarity-1.jpg?v=1605278802\u0026amp;width=700\" alt=\"\"\u003e\u003c\/p\u003e","brand":"The Pi Hut","offers":[{"title":"Default Title","offer_id":51616984793394,"sku":"mej1787257868866","price":12.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/3d-rgb-xmas-tree-for-raspberry-pi-discontinued_1.jpg?v=1787257875"},{"product_id":"extensionblock-discontinued","title":"ExtensionBlock [Discontinued]","description":"\u003cdiv class=\"fusion-text\"\u003e\n\u003cp\u003eThe ExtensionBlock is an add-on board for the Raspberry Pi and compatible System-on-Chip platforms. 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This should give you a maximum of comfort during development and debugging of your project.\u003c\/p\u003e\n\u003ch2 data-fontsize=\"18\" data-lineheight=\"27\"\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-way distributor\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor 2×20 GPIO pin header\u003c\/li\u003e\n\u003cli\u003eFirst and second 2×20 pin out faced towards the original direction, while the third 2×20 pin out is faced in opposite direction.\u003c\/li\u003e\n\u003cli\u003eAllows\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eside-by-side installation of two full-size\u003cspan\u003e \u003c\/span\u003eHATs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eComes with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etwo stackable 2×20 pins headers\u003c\/strong\u003e. You need to solder these to the board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith Raspberry Pi and comparable systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fusion-text\"\u003e\u003c\/div\u003e","brand":"PetRockBlog","offers":[{"title":"Default Title","offer_id":51616984826162,"sku":"jbd1787257870752","price":14.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/extensionblock-discontinued_1.jpg?v=1787257875"},{"product_id":"maker-phat-simplifying-raspberry-pi-for-education","title":"Maker pHAT: Simplifying Raspberry Pi for Education","description":"\u003cdiv\u003e\n\u003ch2\u003e\u003cb\u003eThe Typical Problem Faced by Beginners in Learning Electronics on Raspberry Pi \u003c\/b\u003e\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eRaspberry Pi aims to bring the power of computing and digital making to the masses. It is being used by many educators, makers, and also engineers. Yet, if you are a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enewbie learning electronics\u003c\/span\u003e\u003c\/strong\u003e, you might face some of these \u003cstrong\u003e\u003cspan\u003econstraints\u003c\/span\u003e\u003c\/strong\u003e:\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHard to get started without additional devices\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(monitor, keyboard, and mouse). Beginners will either need to use additional devices or follow many steps just to get started. This may confuse them. For techies that want to know why, this is because it lacks an onboard USB to UART communication for your computer to get the IP address for SSH (headless), or to kick start configuration directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHard to get started with electronics\u003c\/span\u003e\u003c\/strong\u003e. It doesn't come with any inputs or outputs, you will need to connect additional accessories to use it. Most beginners do not have basic knowledge of electronics. They will have problem to understand the circuit diagram and connections needed when they first started learning. They will spend a substantial amount of time just to connect the wires and troubleshoot the connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHard to\u003c\/span\u003e\u003cspan\u003e troubleshoot\u003c\/span\u003e\u003cspan\u003e the GPIO.\u003c\/span\u003e\u003c\/strong\u003e With just the raspberry pi, beginners face a common problem when learning electronics- difficulty in troubleshooting their circuit. This is because when it doesn't work, we do not know whether the problem is due to wire connection or coding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAccess to GPIO is kind of difficult\u003c\/span\u003e\u003c\/strong\u003e. There is no label on the pins, you need to search online to get the designated pin and know which pin to connect. For beginners, this definitely will make it harder for them to make the connection correctly. \u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eNo easy way to properly shutdown \u003c\/strong\u003e\u003c\/span\u003eusing a switch\u003cspan\u003e\u003c\/span\u003e. There is no programmable push button to enable proper shutdown through hardware. If the beginner turns off the power without properly shutting it down, the raspberry pi may not work the next time. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003ch2\u003e\n\u003cb\u003eIntroducing Our Solution:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eMaker pHAT\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMaker pHAT\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003esolves all these. It is designed to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSimplify to get started\u003c\/strong\u003e \u003c\/span\u003ewith Raspberry Pi without additional monitor, keyboard or mouse (Headless). Go headless with a few simple steps as it enables users to remote access Raspberry Pi through serial.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSimplify learning electronics\u003c\/span\u003e.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBeginners can skip the hassle of constructing the basic electronic circuit which is boring and time-consuming. Although it is equally important for them to learn about basic electronics, it can always come later after they have experienced how easy it is to create an awesome project. Start with fun and excitement. Start coding right away and see your board lights up and plays sound with the press of a button. It comes with onboard LEDs, pushbuttons and buzzer to easily learn how to control input and output. No messy wiring needed and no additional components needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSimplify troubleshooting and prototyping\u003c\/strong\u003e\u003c\/span\u003e. Not only do the onboard LEDs work as outputs, they can also act as indicators, clearly showing what's happening on that pin. When the pin is used as input, you can clearly see whether the signal is received by just looking at changes on the LEDs. The pre-soldered header pins come with nice labels. This helps the user to easily connect inputs and outputs to the right pins. This will further assist them in interfacing with sensors and actuators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSimplify proper shutdown\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eusing pushbutton. You can easily follow the steps and choose one of the pushbutton as the power button to properly shutdown the Raspberry Pi. Just press the button and it will shut down. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"iframeWrapper\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003e\n\u003cspan\u003eMaker pHAT\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor Raspberry Pi\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMaker pHAT\u003c\/strong\u003e \u003c\/span\u003eis designed to be the same size as\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero board, it stacks perfectly on top of Rpi Zero with the four mounting holes aligned. 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This will further cause anxiety for you to kickstart your electronics project.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eToo Bulky\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor compact project - Some motor driver comes with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBIG heat sink\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand take up too much space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eHard to test and troubleshoot\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e- With normal motor driver, beginners face a common problem during building project - difficulty in testing and troubleshooting the circuit. Yes, even with a clear schematic or diagram, the circuit will not work right after you complete the connection. Most of the time, we will need to test or troubleshoot. Without easy to use input and output indicator, you will need to write program to test the motor driver. And that increases the complexity of debugging as we do not know whether the problem is due to wire connection or coding in your program.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eSeparate Power for Low Voltage Motor\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e- Many low cost motor driver has onboard 5V linear voltage regulator, which is great to power your controller like Arduino. But this linear voltage regulator will not output 5V if Vin is lower than 7V. Yet, many small toy motors used in DIY projects are rated at lower than 7V. These motors are suitable to be powered by two AA or AAA batteries (3V or less) or single cell Li-ion 18650\/Li-Po battery (3.7V rated voltage). With that, you will need two separate power sources, one for the motors and another one to get stable 5V output for controller such as Arduino board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHere is Our Solution:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eMaker Drive\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cdiv\u003eMaker Drive is designed to solve the above problems while adding some useful features:\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eFool Proof (Peace of Mind)\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e- Maker Drive comes with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eReverse Polarity Protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eat Vin\/Vmotor\/Vbatt (Power for motor) terminal. With this protection it will greatly reduce the risk of damaging the motor driver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eCompact Design\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e- Maker Drive is designed to be compact, roughly the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esize of a passport photo\u003c\/strong\u003e, 43mm(W) x 35mm(L) x 14mm(H)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e4 Test Buttons\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(2 for each channel) -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEasily test the motor or your mechanism\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewithout any controller or coding. Maker Drive comes with two manual test buttons for each channel. Pressing one of the buttons will drive the output full speed in a direction (if there is motor connected) on respective channel. While another button will drive the output in another direction. These buttons are useful to test the motor direction, connection and operation; even without controller. You will love these buttons, believe me! You can also use these buttons as manual activation button too. No programming is needed to use these buttons.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003e4 Indicator LEDs\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e(2 for each channel) -\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEasily test your coding and wire connections\u003c\/strong\u003e. With these indicator LEDs, you can check output voltage direction even without connecting to your motor. And combining with the Manual Test Buttons, you can test the Maker Drive easily even without controller and motor connected. You can also easily identify where the error occur for easy troubleshooting. Of course no programming is needed too. These LEDs help in testing and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan color=\"#00a5dc\" style=\"color: #00a5dc;\"\u003e\u003cb\u003eBuck-boost regulator\u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eto produce\u003cspan\u003e \u003c\/span\u003e\u003cspan color=\"#00a5dc\" style=\"color: #00a5dc;\"\u003e\u003cb\u003e5V output\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003c\/span\u003efrom input voltage as low as\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e2.5V\u003c\/strong\u003e\u003c\/span\u003e-\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePower your 5V controller with 2 AA batteries\u003c\/strong\u003e. Maker Drive can produce output of 5V with input voltage range, from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2.5V up to 9.5V\u003c\/strong\u003e. This 5V output can supply 200mA to external circuit such as controller (Arduino), saving the trouble to get another another power source for your controller. Now your project can be powered with a single power source. And with the wide input voltage range, you can power Maker Drive with two AA or AAA battery (1.5V x 2 = 3V) or single cell Li-ion or Lipo battery that has rated voltage of 3.7V. That is awesome!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRegenerative Braking Control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- In some cases, it is called Regen braking and it\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprovides better control over motor speed\u003c\/strong\u003e. Most application perform better in Regen braking for example line following as the controller can control the speed more accurately. Another method is coast stop which allow the motor to slow down or stop using the inertia.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSpecially Designed for Mobile Robots\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- Building a small mobile robot has never been easier with Maker Drive + Maker UNO duo! If you are interested in building a line following robot, you may follow\u003cspan\u003e \u003c\/span\u003ethis tutorial.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSupport Stepper Motor\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e- This is an additional bonus feature! Maker Drive is capable of driving a stepper motor. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMaker Drive is not an Arduino Shield, but it is compatible with different models of Arduino main board such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMaker UNO\u003c\/li\u003e\n\u003cli\u003eMaker UNO Plus\u003c\/li\u003e\n\u003cli\u003eCT-UNO\u003c\/li\u003e\n\u003cli\u003eArduino UNO R3\u003c\/li\u003e\n\u003cli\u003eArduino Mega 2560\u003c\/li\u003e\n\u003cli\u003eArduino Nano\u003c\/li\u003e\n\u003cli\u003eArduino Pro Mini\u003c\/li\u003e\n\u003cli\u003eAnd the list goes on.....\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot to forget that it accepts 1.8V, 3.3V \u0026amp; 5V logic(for control) and is compatible with controller such as\u003cspan\u003e \u003c\/span\u003eRaspberry Pi,\u003cspan\u003e \u003c\/span\u003emicro:bit, BeagleBone,\u003cspan\u003e \u003c\/span\u003eESP8266,\u003cspan\u003e \u003c\/span\u003eESP32, etc.\u003c\/p\u003e\n\u003cp\u003eSince you have Maker Drive, you will need suitable DC brushed motor besides the controller, right? So which motor is suitable for Maker Drive? Well, as long as the motor is...\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDC Brush motor (Two Terminals)\u003c\/li\u003e\n\u003cli\u003eOperating voltage from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2.5V to 9.5VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated Current\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u0026lt;= 1.0A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePeak Current\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u0026lt;= 1.5A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExample of suitable DC brush motor for Maker Drive (Not limit to):\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e6V 85RPM DC Micro Metal Gearmotor\u003c\/li\u003e\n\u003cli\u003e6V 225RPM 0.35kgfcm\u003c\/li\u003e\n\u003cli\u003e12V 125RPM 0.5kgfcm Brushed DC Geared Motor\u003c\/li\u003e\n\u003cli\u003eTT Motor + Wheel Kit\u003c\/li\u003e\n\u003cli\u003eTamiya Double Gearbox (Although the stall current is 2.10A)\u003c\/li\u003e\n\u003cli\u003eTamiya Twin-Motor Gearbox (Although the stall current is 2.10A)\u003c\/li\u003e\n\u003cli\u003eTT Motor - Dual Metal Shaft3V miniature toy motor\u003c\/li\u003e\n\u003cli\u003eThe TT motors in Aluminum 2WD TT Robot\/Motor Chasis\u003c\/li\u003e\n\u003cli\u003eThe TT motors in Maker UNO Bluetooth Robot Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese are the suggested power sources for Maker Drive:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 x AA\/AAA batteries (2 x 1.5V = 3.0V) + Battery holder\u003c\/li\u003e\n\u003cli\u003e3 x AA\/AAA batteries (3 x 1.5V = 4.5V) + Battery holder\u003c\/li\u003e\n\u003cli\u003e4 x AA\/AAA batteries (4 x 1.5V = 6.0V) + Battery holder\u003c\/li\u003e\n\u003cli\u003e1 x Li-ion 18650 battery (1 x 3.7V, 3.0V to 4.2V) + Battery Holder\u003c\/li\u003e\n\u003cli\u003e2 x Li-ion 18650 batteries (2 x 3.7V = 7.4V, 6.0V to 8.4V) + Battery Holder\u003c\/li\u003e\n\u003cli\u003e1 x Li-ion 14500 battery (1 x 3.7V, 3.0V to 4.2V) + Battery Holder (coming soon)\u003c\/li\u003e\n\u003cli\u003e2 x Li-ion 14500 batteries (2 x 3.7V = 7.4V, 6.0V to 8.4V) + Battery Holder\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDual channel, Bi-directional control motor driver\u003c\/li\u003e\n\u003cli\u003eSupport motor voltage from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2.5V to 9.5VDC\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum current up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1.0A continuous and 1.5A peak\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u0026lt;5 seconds)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5V Output (200mA)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto power the controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecompatible with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1.8V, 3.3V and 5V logic\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Arduino, Raspberry Pi, etc).\u003c\/li\u003e\n\u003cli\u003eSolid-state components provide faster response time and eliminate the wear and tear of mechanical relay\u003c\/li\u003e\n\u003cli\u003eRegenerative Braking\u003c\/li\u003e\n\u003cli\u003eSpeed control PWM frequency up to 20KHz (Actual output frequency is the same as input frequency)\u003c\/li\u003e\n\u003cli\u003eDimension: 43mm(W) x 35mm (L) x 14mm (H)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDocuments\/Example Code:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDatasheet\u003c\/li\u003e\n\u003cli\u003e\nArduino Sketch\u003cspan\u003e \u003c\/span\u003e(Github), please select PWM_PWM_DUAL under example\u003c\/li\u003e\n\u003cli\u003eTutorial:\u003cspan\u003e \u003c\/span\u003eLine Following Robot using Arduino and Maker Drive\n\u003c\/li\u003e\n\u003cli\u003eFritzing files\u003c\/li\u003e\n\u003cli\u003e\nMaker Drive 3D files\u003cspan\u003e \u003c\/span\u003e(IGs and STEP)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePacking List:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Maker Drive board\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Cytron","offers":[{"title":"Default Title","offer_id":51616984957234,"sku":"hab1787257874513","price":2.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/maker-drive-simplifying-h-bridge-motor-driver_1.jpg?v=1787257879"},{"product_id":"pirate-audio-speaker-for-raspberry-pi-discontinued","title":"Pirate Audio: Speaker for Raspberry Pi [discontinued]","description":"\u003cp\u003ePump out some mini beats with Pirate Audio Speaker! This diminutive sound system has an I2S DAC, amp, mini mono speaker, high-res display, and playback control buttons.\u003c\/p\u003e\n\u003cp\u003ePirate Audio Speaker is perfect for making a Lilliputian radio, sound effect player, or even as a teeny-weeny games console! The built-in 1W speaker isn't the loudest but it's great fun for lots of projects. The display and playback buttons let you control your audio or sound effects in a jiffy. Use our Pirate Audio software (more info below) to play local audio files (MP3, FLAC, etc) or stream from services like Spotify.\u003c\/p\u003e\n\u003cp\u003ePirate Audio is a range of all-in-one audio boards for Raspberry Pi, with high-quality digital audio, beautifully-crisp IPS displays for album art, tactile buttons for playback control, and our custom Pirate Audio software and installer to make setting it all up a breeze.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMAX98357A DAC \/ amplifier chip (datasheet)\u003c\/li\u003e\n\u003cli\u003eMono audio\u003c\/li\u003e\n\u003cli\u003eMini speaker (1W \/ 8Ω, attached)\u003c\/li\u003e\n\u003cli\u003ePush-fit speaker terminals\u003c\/li\u003e\n\u003cli\u003e1.3\" IPS colour LCD (240x240px) (ST7789 driver)\u003c\/li\u003e\n\u003cli\u003eFour tactile buttons\u003c\/li\u003e\n\u003cli\u003eMini HAT-format board\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully-assembled\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e\n\u003cli\u003ePirate Audio software\u003c\/li\u003e\n\u003cli\u003eDimensions: 65x30.5x9.5mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSoftware\u003c\/h2\u003e\n\u003cp\u003eOur\u003cspan\u003e \u003c\/span\u003ePirate Audio software and installer\u003cspan\u003e \u003c\/span\u003einstalls the Python library for the LCD, configures the I2S audio and SPI, and then installs Mopidy and our custom Pirate Audio plugins to display album art and track info, and to use the buttons for playback control.\u003c\/p\u003e\n\u003cp\u003eHere's how to get started:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eSet an SD card up with the latest version of Raspbian.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnect to Wi-Fi or a wired network.\u003c\/li\u003e\n\u003cli\u003eOpen a terminal and type the following:\u003cbr\u003e\u003cbr\u003e\u003ccode\u003egit clone https:\/\/github.com\/pimoroni\/pirate-audio\u003cbr\u003ecd pirate-audio\/mopidy\u003cbr\u003esudo .\/install.sh\u003c\/code\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReboot your Pi\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eYou can find more detailed instructions here: https:\/\/github.com\/pimoroni\/pirate-audio\/tree\/master\/mopidy\u003c\/p\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNote that our installer, linked above, does all of the below for you, but if you're an intrepid hacker then you might need to know this stuff!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe DAC can be configured by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003edtoverlay=hifiberry-dac\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThere is a DAC enable pin—BCM 25— that must be driven high to enable the DAC. You can do this by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003egpio=25=op,dh\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThe buttons are active low, and connected to pins BCM 5, 6, 16, and 20\u003c\/li\u003e\n\u003cli\u003eThe display uses SPI, and you'll need to enable SPI through the Raspberry Pi configuration menu.\u003c\/li\u003e\n\u003cli\u003eIf you want to use these boards with a Pibow Coupé case (either for the Zero \/ Zero W or Pi 4), then you'll need to use a\u003cspan\u003e \u003c\/span\u003ebooster header\u003cspan\u003e \u003c\/span\u003eto raise it up a little.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616984990002,"sku":"zvy1787257876496","price":13.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pirate-audio-speaker-for-raspberry-pi-discontinued_1.jpg?v=1787257881"},{"product_id":"pirate-audio-line-out-for-raspberry-pi-discontinued","title":"Pirate Audio: Line-out for Raspberry Pi [Discontinued]","description":"\u003cp\u003ePlug Pirate Audio Line-out for Raspberry Pi into your hi-fi amp or powered speakers, then sit back, relax, and soak in the rich, digital audio. It has a high-quality I2S DAC, high-res colour display, and playback control buttons.\u003c\/p\u003e\n\u003cp\u003eThis board is perfect for upgrading an existing hi-fi amp and speakers, or a set of powered monitors, with digital audio from local audio files (MP3, FLAC, etc.) or from streaming services like Spotify. The DAC on Pirate Audio Line-out gives you crisp 24-bit \/ 192KHz digital audio through its 3.5mm stereo jack.\u003c\/p\u003e\n\u003cp\u003ePirate Audio is a range of all-in-one audio boards for Raspberry Pi, with high-quality digital audio, beautifully-crisp IPS displays for album art, tactile buttons for playback control, and our custom Pirate Audio software and installer to make setting it all up a breeze.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLine-level digital audio (24-bit \/ 192KHz) over I2S\u003c\/li\u003e\n\u003cli\u003ePCM5100A DAC chip (datasheet)\u003c\/li\u003e\n\u003cli\u003e3.5mm stereo jack\u003c\/li\u003e\n\u003cli\u003e1.3\" IPS colour LCD (240x240px) (ST7789 driver)\u003c\/li\u003e\n\u003cli\u003eFour tactile buttons\u003c\/li\u003e\n\u003cli\u003eMini HAT-format board\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully-assembled\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e\n\u003cli\u003ePirate Audio software\u003c\/li\u003e\n\u003cli\u003eDimensions: 65x30.5x9.5mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSoftware\u003c\/h2\u003e\n\u003cp\u003eOur\u003cspan\u003e \u003c\/span\u003ePirate Audio software and installer\u003cspan\u003e \u003c\/span\u003einstalls the Python library for the LCD, configures the I2S audio and SPI, and then installs Mopidy and our custom Pirate Audio plugins to display album art and track info, and to use the buttons for playback control.\u003c\/p\u003e\n\u003cp\u003eHere's how to get started:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eSet an SD card up with the latest version of Raspbian.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnect to Wi-Fi or a wired network.\u003c\/li\u003e\n\u003cli\u003eOpen a terminal and type the following:\u003cbr\u003e\u003cbr\u003e\u003ccode\u003egit clone https:\/\/github.com\/pimoroni\/pirate-audio\u003cbr\u003ecd pirate-audio\/mopidy\u003cbr\u003esudo .\/install.sh\u003c\/code\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReboot your Pi\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eYou can find more detailed instructions here: https:\/\/github.com\/pimoroni\/pirate-audio\/tree\/master\/mopidy\u003c\/p\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNote that our installer, linked above, does all of the below for you, but if you're an intrepid hacker then you might need to know this stuff!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe DAC can be configured by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003edtoverlay=hifiberry-dac\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThere is a DAC enable pin—BCM 25— that must be driven high to enable the DAC. You can do this by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003egpio=25=op,dh\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThe buttons are active low, and connected to pins BCM 5, 6, 16, and 20\u003c\/li\u003e\n\u003cli\u003eThe display uses SPI, and you'll need to enable SPI through the Raspberry Pi configuration menu.\u003c\/li\u003e\n\u003cli\u003eIf you want to use these boards with a Pibow Coupé case (either for the Zero \/ Zero W or Pi 4), then you'll need to use a\u003cspan\u003e \u003c\/span\u003ebooster header\u003cspan\u003e \u003c\/span\u003eto raise it up a little.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616985022770,"sku":"bsr1787257878894","price":17.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pirate-audio-line-out-for-raspberry-pi-discontinued_1.jpg?v=1787257884"},{"product_id":"i2c-switch","title":"I2C Switch","description":"\u003cp\u003eThe I2C Switch from AB Electronics is a 4 channel bidirectional I2C switch controlled via the I2C-bus. It is designed for use on all Raspberry Pi models with the 40 pin GPIO connector.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoldering required! This product comes unassembled and unsoldered.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe I2C Switch is based around a PCA9546A controller from NXP. The PCA9546A provides quad bi-directional communication between the I2C port on the Raspberry Pi and any attached I2C devices. Each channel can be individually enabled or disabled allowing you to connect I2C devices that share the same address to your Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003ePowered through the host Raspberry Pi using the GPIO port and extended pins on the GPIO connector allowing you to stack the I2C Switch along with other expansion boards.\u003c\/p\u003e\n\u003cp\u003eEach channel can operate at 2.7V, 3.3V or 5V allowing you to mix different voltage I2C devices on your Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003ePull-up resistors need to be fitted to the SDA and SCL pins on each channel. We recommend using a value of between 2.2K and 10K for the pull-up resistors.\u003c\/p\u003e\n\u003cp\u003eThe pinout for each channel matches the first 6 pins on the Raspberry Pi GPIO connector with 3.3V, 5V, Ground, SDA and SCL.\u003c\/p\u003e\n\u003cp\u003eThe I2C switch supports clock frequencies up to 400KHz.\u003c\/p\u003e\n\u003cp\u003eThe reset pin on the PCA9546A is connected to GPIO 27 (pin 13) on the Raspberry Pi GPIO header allowing you to recover from a situation in which one of the downstream I2C buses is stuck in a low state.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 I2C channels\u003c\/li\u003e\n\u003cli\u003eChannel selection via I2C-bus, in any combination\u003c\/li\u003e\n\u003cli\u003e3 address pins allowing up to 8 devices on the I2C-bus\u003c\/li\u003e\n\u003cli\u003eAllows voltage level translation between 2.7 V, 3.3 V and 5 V buses\u003c\/li\u003e\n\u003cli\u003e0 Hz to 400 kHz clock frequency\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eThe I2C Switch includes three address selection solder jumpers which can be bridged with solder to give you up to 8 different I\u003c\/span\u003e\u003csup\u003e2\u003c\/sup\u003e\u003cspan\u003eC addresses.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAssembly\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cp\u003eThe I2C Switch is supplied with the 40 pin GPIO connector unsoldered. Before using the I2C Switch you will need to solder the 40 pin GPIO connector.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInput Ratings \u0026amp; Specifications\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHost I2C SDA\/SCL voltage - 3.3 V\u003c\/li\u003e\n\u003cli\u003eChannel I2C SDA\/SCL voltage - 2.7 V - 5V\u003c\/li\u003e\n\u003cli\u003eI2C port current - 25 mA\u003c\/li\u003e\n\u003cli\u003eMax Clock Frequency - 400KHz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eResources:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\nCode Libraries (\u003cspan\u003ePython, C and C++ and Node JS)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eDatasheet\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABelectronics","offers":[{"title":"Default Title","offer_id":51616985121074,"sku":"ipi1787257880481","price":5.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/i2c-switch_1.jpg?v=1787257885"},{"product_id":"pirate-audio-headphone-amp-for-raspberry-pi-discontinued","title":"Pirate Audio: Headphone Amp for Raspberry Pi [Discontinued]","description":"\u003cp\u003eThe ultimate hackable headphone amp for your desk! Pirate Audio Headphone Amp for Raspberry Pi has an I2S DAC, headphone amplifier, high-res display, and playback control buttons.\u003c\/p\u003e\n\u003cp\u003eBuild your own home-brew iPod Nano with Pirate Audio Headphone Amp! It's an all-in-one solution, with gorgeous album art display, track info, and playback controls, for playing your local audio files (MP3, FLAC, etc) or streaming music from Spotify. The DAC and headphone amp give you crisp digital amplified audio through your wired headphones.\u003c\/p\u003e\n\u003cp\u003ePirate Audio is a range of all-in-one audio boards for Raspberry Pi, with high-quality digital audio, beautifully-crisp IPS displays for album art, tactile buttons for playback control, and our custom Pirate Audio software and installer to make setting it all up a breeze.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAmplified digital audio (24-bit \/ 192KHz) over I2S\u003c\/li\u003e\n\u003cli\u003ePAM8908 headphone amplifier chip (datasheet)\u003c\/li\u003e\n\u003cli\u003eLow-gain \/ high-gain switch (high-gain boosts by 12dB)\u003c\/li\u003e\n\u003cli\u003ePCM5100A DAC chip (datasheet)\u003c\/li\u003e\n\u003cli\u003e3.5mm stereo jack\u003c\/li\u003e\n\u003cli\u003e1.3\" IPS colour LCD (240x240px) (ST7789 driver)\u003c\/li\u003e\n\u003cli\u003eFour tactile buttons\u003c\/li\u003e\n\u003cli\u003eMini HAT-format board\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFully-assembled\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e\n\u003cli\u003ePirate Audio software\u003c\/li\u003e\n\u003cli\u003eDimensions: 65x30.5x9.5mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSoftware\u003c\/h2\u003e\n\u003cp\u003eOur\u003cspan\u003e \u003c\/span\u003ePirate Audio software and installer\u003cspan\u003e \u003c\/span\u003einstalls the Python library for the LCD, configures the I2S audio and SPI, and then installs Mopidy and our custom Pirate Audio plugins to display album art and track info, and to use the buttons for playback control.\u003c\/p\u003e\n\u003cp\u003eHere's how to get started:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eSet an SD card up with the latest version of Raspbian.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnect to Wi-Fi or a wired network.\u003c\/li\u003e\n\u003cli\u003eOpen a terminal and type the following:\u003cbr\u003e\u003cbr\u003e\u003ccode\u003egit clone https:\/\/github.com\/pimoroni\/pirate-audio\u003cbr\u003ecd pirate-audio\/mopidy\u003cbr\u003esudo .\/install.sh\u003c\/code\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReboot your Pi\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eYou can find more detailed instructions here: https:\/\/github.com\/pimoroni\/pirate-audio\/tree\/master\/mopidy\u003c\/p\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNote that our installer, linked above, does all of the below for you, but if you're an intrepid hacker then you might need to know this stuff!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe low-gain mode is recommended for most use-cases.\u003c\/li\u003e\n\u003cli\u003eThe DAC can be configured by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003edtoverlay=hifiberry-dac\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThere is a DAC enable pin—BCM 25— that must be driven high to enable the DAC. You can do this by adding\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003egpio=25=op,dh\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile.\u003c\/li\u003e\n\u003cli\u003eThe buttons are active low, and connected to pins BCM 5, 6, 16, and 20\u003c\/li\u003e\n\u003cli\u003eThe display uses SPI, and you'll need to enable SPI through the Raspberry Pi configuration menu.\u003c\/li\u003e\n\u003cli\u003eIf you want to use these boards with a Pibow Coupé case (either for the Zero \/ Zero W or Pi 4), then you'll need to use a\u003cspan\u003e \u003c\/span\u003ebooster header\u003cspan\u003e \u003c\/span\u003eto raise it up a little.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616985153842,"sku":"sdn1787257880519","price":13.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pirate-audio-headphone-amp-for-raspberry-pi-discontinued_1.jpg?v=1787257885"},{"product_id":"adc-differential-pi","title":"ADC Differential Pi","description":"\u003cp\u003eThe ADC Differential Pi is an 8 channel 18 bit analogue to digital converter designed to work with the Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoldering required! This product comes unassembled and unsoldered.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt's based on two Microchip MCP3424 A\/D converters each containing 4 analogue inputs. The MCP3424 is a delta-sigma A\/D converter with low noise differential inputs.\u003c\/p\u003e\n\u003cp\u003eABelectronics designed the ADC Differential Pi as a companion for the ADC Pi. Unlike the ADC Pi the ADC Differential Pi does not include any voltage dividers so the inputs can be used to measure a differential voltage range of ±2.048V. This is useful for measuring inputs below ±2.048V or allows you to use your own voltage divider to measure higher voltages.\u003c\/p\u003e\n\u003cp\u003eThe ADC Differential Pi is powered through the host Raspberry Pi using the GPIO port and extended pins on the GPIO connector allow you to stack the ADC Differential Pi along with other expansion boards.\u003c\/p\u003e\n\u003cp\u003eThe two MCP3424 A\/D converters communicate via i2c to the host Raspberry Pi giving you eight analogue inputs to use. A logic level converter is included on the ADC Pi Plus board giving you a buffered 5V i2c port making it easy to add other I2C devices which operate at 5 volts without damaging the raspberry pi 3.3 volt i2c port. The i2c buffer uses N-channel mosfets with a maximum drain current of 100mA.\u003c\/p\u003e\n\u003cp\u003eThe I2C address bits are selectable using the on-board jumpers. The MCP3424 supports up to 8 different I2C addresses so with two A\/D converters on each ADC Differential Pi you can stack up to 4 ADC Differential Pi boards on a single Raspberry Pi giving you 32 ADC inputs.\u003c\/p\u003e\n\u003cp\u003eThe MCP3424 contains an on-board 2.048V reference voltage with an input range of ±2.048V differentially (full scale range of 4.096V\/PGA). A programmable Gain Amplifier gives the user a selectable gain of x1, x2, x4 or x8 before the analogue to digital conversion takes place.\u003c\/p\u003e\n\u003cp\u003eThe data rate for analogue to digital conversions is 3.75 (18 bit), 15 (16 bit), 60 (14 bit) or 240 (12 bit) samples per second. Data rate and resolution can be configured within software using the I2C interface.\u003c\/p\u003e\n\u003cp\u003eThere is an ADC Sample Rate Comparison which has more detailed sample information and test scripts to compare the different MCP2424 ADC chip bit and sample rates.\u003c\/p\u003e\n\u003cp\u003eUnused inputs should be tied to ground.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e8 x 18-bit differential inputs\u003c\/li\u003e\n\u003cli\u003eControl via the Raspberry Pi I2C port\u003c\/li\u003e\n\u003cli\u003eStack up to 4 ADC Differential Pi boards on a single Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eJumper selectable I2C addresses\u003c\/li\u003e\n\u003cli\u003eBuffered 5V I2C port\u003c\/li\u003e\n\u003cli\u003eBased on the MCP3424 from Microchip Technologies Inc\u003c\/li\u003e\n\u003cli\u003eInput range of ±2.048V\u003c\/li\u003e\n\u003cli\u003eOn-board 2.048V reference voltage (Accuracy ± 0.05%, Drift: 15 ppm\/°C)\u003c\/li\u003e\n\u003cli\u003eOn-Board Programmable Gain Amplifier (PGA): Gains of 1, 2, 4 or 8\u003c\/li\u003e\n\u003cli\u003eProgrammable Data Rate Options:\n\u003cul\u003e\n\u003cli\u003e3.75 SPS (18 bits)\u003c\/li\u003e\n\u003cli\u003e15 SPS (16 bits)\u003c\/li\u003e\n\u003cli\u003e60 SPS (14 bits)\u003c\/li\u003e\n\u003cli\u003e240 SPS (12 bits)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eOne-Shot or Continuous Conversion Options\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABelectronics","offers":[{"title":"Default Title","offer_id":51616985186610,"sku":"ari1787257881788","price":15.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/adc-differential-pi_1.jpg?v=1787257886"},{"product_id":"automation-hat-mini","title":"Automation HAT Mini","description":"\u003cp\u003eAutomate your world with Automation HAT Mini! Monitor and control up to 24V systems and see their status on the gorgeous full-colour display.\u003c\/p\u003e \u003cp\u003eDon't be fooled by its size... Automation HAT Mini packs a whole bunch of functionality in. It has a relay, 3x buffered inputs 3x outputs, and 3x analog inputs, all 24V-tolerant. Last but not least, it has a beautiful 0.96\" full-colour IPS LCD to display the status of your systems.\u003c\/p\u003e \u003cp\u003eAutomation HAT Mini is perfect for home automation projects, giving your greenhouse intelligent sprinklers, for scheduling your fish feeding, or for controlling low-voltage lighting systems.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e0.96\" colour LCD (160x80)\u003c\/li\u003e \u003cli\u003e1 x 24V @ 2A relay (NC and NO terminals)\u003c\/li\u003e \u003cli\u003e3 x 12-bit ADC @ 0-24V (ADS1015) (±2% accuracy)\u003c\/li\u003e \u003cli\u003e3 x 24V tolerant buffered inputs\u003c\/li\u003e \u003cli\u003e3 x 24V tolerant sinking outputs\u003c\/li\u003e \u003cli\u003e3.5mm screw terminals\u003c\/li\u003e \u003cli\u003ePimoroni breakout-compatible pin header\u003c\/li\u003e \u003cli\u003eMini HAT-format board\u003c\/li\u003e \u003cli\u003eFully-assembled (no soldering required)\u003c\/li\u003e \u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e \u003cli\u003ePython library\u003c\/li\u003e \u003cli\u003eDimensions: 65x30x16.8mm\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eAutomate your world!\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eAll of the inputs and outputs, and the relay, on Automation HAT Mini are 24V-tolerant and many low-voltage systems in home devices (and also in cars) run on either 12V or 24V. Automation HAT Mini is a great way to monitor and control them.\u003c\/p\u003e \u003cp\u003eUse the buffered inputs to sense the on\/off state of your devices, or get more granularity with the analog inputs that measure the input voltage with 12-bit accuracy. The sinking outputs can sink a total of 500mA across the three channels. For higher-current loads, you can use the relay that can tolerate up to 2A at 24V, and take advantage of the normally-open or normally-closed sides to give the correct failover state.\u003cbr\u003e\u003cbr\u003eWe've added a female header on the underside of the board with the correct pinout for our Pimoroni breakout range. This opens up a whole host of nifty possibilities! Pop an\u003cspan\u003e \u003c\/span\u003eI2C Breakout Extender into the header, and then you can easily pop in one of our breakouts. No soldering necessary! Use an\u003cspan\u003e \u003c\/span\u003eLTR-559 Light and Proximity Sensor to turn a device on automatically when it gets light or dark, or a\u003cspan\u003e \u003c\/span\u003eBME280 Temperature, Pressure, and Humidity Sensor to trigger at a specific temperature or humidity threshold.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eSoftware:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eAs usual, we've made a super-simple to use\u003cspan\u003e \u003c\/span\u003ePython library\u003cspan\u003e \u003c\/span\u003eto take advantage of all of Automation HAT Mini's functions, with examples to get you started.\u003c\/p\u003e \u003cp\u003eWe've added support for the 0.96\" LCD to our\u003cspan\u003e \u003c\/span\u003eAutomation HAT library so, when you run the installer, everything you need will be set up and installed. Nifty!\u003c\/p\u003e \u003cp\u003eOur examples show you how to use all of the different functions on Automation HAT Mini and how to display their status on the LCD.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNotes:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eLoads for the outputs should be switched on the ground side, i.e. 12\/24V (from supply) -\u0026gt; load -\u0026gt; output terminal -\u0026gt; ground (from supply)\u003c\/li\u003e \u003cli\u003eThe relay can tolerate up to 2A each and should be switched on the high side\u003c\/li\u003e \u003cli\u003eThe sinking outputs can sink a maximum 500mA total across the 3 outputs, so if you use a single channel you can sink the whole 500mA across it.\u003c\/li\u003e \u003cli\u003eThe accuracy of the ADC is ±2%.\u003c\/li\u003e \u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eDo not use to switch mains voltages!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e \u003c\/ul\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616985252146,"sku":"oqj1787257884697","price":14.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/automation-hat-mini_1.jpg?v=1787257889"},{"product_id":"remotepi-board-for-raspberry-pi-4-external-ir-and-led-discontinued","title":"RemotePi Board for Raspberry Pi 4 (External IR and LED) [Discontinued]","description":"\u003cp\u003e\u003cstrong\u003eTurn any IR remote control into an on\/off power switch for your Raspberry Pi 4\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe RemotePi gives you an easier, more convenient way to use your Raspberry Pi media centre, simply switching it on and off with a button of your existing IR remote, removing any need to unplug your power supply or leaving it on 24\/7.\u003c\/p\u003e\n\u003cp\u003eNot only that, it also allows remote control of your media centre as well via the same remote, and also includes an illuminated power switch on the board. Set power on timers, invoke power-shutdown from scripts and even set the illuminated switch brightness from software!\u003c\/p\u003e\n\u003cp\u003eThis variant of the RemotePi does not have the IR receiver or dual-colour LED on the PCB - they are supplied as external components with a 20cm cable (included) for mounting as part of your own case solution.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTell me more!\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe RemotePi board is an intelligent infrared remote controlled power switch add-on board specifically designed for the Raspberry Pi 4 Model B. It's main function it to add IR remote control \u003cspan style=\"text-decoration: underline;\"\u003eand\u003c\/span\u003e IR remote power off\/on functionality to your Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003eThe board can be used on any project, however it was designed with media centres in mind i.e LibreElec, OpenELEC, OSMC, RasPlex, Raspbian, Volumio, RetroPie, Recalbox etc. Either use an existing IR remote, or grab one of our great remotes from the store!\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEasy to install with no soldering or Raspberry Pi modifications required\u003c\/li\u003e\n\u003cli\u003eUse almost any remote to safely power your Raspberry Pi on and off. Power to the Raspberry Pi is completely cut off.\u003c\/li\u003e\n\u003cli\u003eUse the same remote to control the user interface of LibreElec, OpenElec, OSMC, RasPlex, Volumio, RetroPie, Recalbox etc\u003c\/li\u003e\n\u003cli\u003eIn addition to the pushbutton or using a remote, you can invoke power-shutdown from script or program\u003c\/li\u003e\n\u003cli\u003eIlluminated pushbutton. Button glows red on standby and lights up when pressed\u003c\/li\u003e\n\u003cli\u003eIncludes a 2 pin PH2.0 connector to power an optional 5V fan. The fan only runs when the Raspberry Pi is on.\u003c\/li\u003e\n\u003cli\u003eThe power pads on the RemotePi Board PCB allow you to solder your own external power cables\u003c\/li\u003e\n\u003cli\u003eDoes not occupy a USB port and has a small footprint due to the use of SMD components\u003c\/li\u003e\n\u003cli\u003eLong range infrared receiver (rated 45 meters)\u003c\/li\u003e\n\u003cli\u003eTransient overvoltage protection on board (transient voltage suppressor)\u003c\/li\u003e\n\u003cli\u003eVersion with built-in IR-receiver and LED available\u003c\/li\u003e\n\u003cli\u003eThe GPIO connector is only partly covered, this leaves pins free for other applications\u003c\/li\u003e\n\u003cli\u003eFirmware is user-upgradable!\u003c\/li\u003e\n\u003cli\u003ePower-on LED is too bright for you? Dim it! Do you want the RemotePi Board to automatically switch on the Raspberry Pi after a pre-defined time? Set the power-on timer! There are many more options to customise your RemotePi Board, see the configuration tool page for details\u003c\/li\u003e\n\u003cli\u003eComes with screw and nuts for mounting on the Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eUSB-C connector for power, the same as the Raspberry Pi 4B\u003c\/li\u003e\n\u003cli\u003eThe RemotePi can handle much higher currents than previous RemotePi Boards, more than enough for the full 3A current provided by the official USB-C power supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility with previous Raspberry Pi models\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThe Remote Pi for Raspberry Pi 4 can be used with the Raspberry Pi 3,3B+,3A+,2,A+, B+. The power connector on the RemotePi Board for Pi 4 is USB-C, whilst previous models use a micro-USB connection, therefore either a USB-C power supply is required, or a micro USB to USB-C adapter.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eThe RemotePi Board for Pi 4 \u003cspan style=\"text-decoration: underline;\"\u003edoes not have a polyfuse on-board to limit the current in case of a short circuit\u003c\/span\u003e, so you need to make sure you have a power supply that limits current. We strongly recommend the original \u003c\/span\u003eUSB-C Raspberry Pi Power Supply\u003cspan\u003e for the RemotePi, which features over-current protection.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation, scripts and configuration guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eClick here for the installation and setup guide\u003c\/p\u003e","brand":"RemotePi","offers":[{"title":"Default Title","offer_id":51616985284914,"sku":"fyr1787257884656","price":17.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/remotepi-board-for-raspberry-pi-4-external-ir-and-led-discontinued_1.jpg?v=1787257889"},{"product_id":"witty-pi-3-mini-rtc-power-management-for-raspberry-pi-zero-discontinued","title":"Witty Pi 3 Mini - RTC + Power Management for Raspberry Pi Zero [Discontinued]","description":"\u003cp class=\"p1\"\u003eWitty Pi is small electronic circuit board that can add a real-time clock and power management to your Raspberry Pi. The Witty Pi 3 Mini is a new member of the third generation of Witty Pi, and it has pHAT shape (Raspberry Pi Zero size).\u003c\/p\u003e \u003cp class=\"p1\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cp class=\"p1\"\u003eThe Witty Pi 3 mini is packed with power management features such as:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eYou can\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003egracefully\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003eturn on\/off Raspberry Pi with single tap on the switch.\u003c\/li\u003e \u003cli\u003eAfter shutdown, Raspberry Pi and all its USB peripherals’ power are fully cut.\u003c\/li\u003e \u003cli\u003eRaspberry Pi knows the correct time, even without accessing the Internet.\u003c\/li\u003e \u003cli\u003eRaspberry Pi knows the temperature thanks to the sensor in RTC chip.\u003c\/li\u003e \u003cli\u003eYou can schedule the startup\/shutdown of your Raspberry Pi.\u003c\/li\u003e \u003cli\u003eYou can even write a script to define complex ON\/OFF sequence.\u003c\/li\u003e \u003cli\u003eMonitor external voltage and turn on\/off your Raspberry Pi accordingly\u003cspan class=\"s4\"\u003e.\u003c\/span\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"p1\"\u003e\u003cstrong\u003eRaspberry Pi Support\u003c\/strong\u003e\u003c\/p\u003e \u003cp class=\"p1\"\u003eThe Witty Pi 3 Mini supports all Raspberry Pi models with a 40-pin GPIO header, including A+, B+, 2B, Zero, Zero W, 3B, 3B+, 3A+ and 4B.\u003c\/p\u003e \u003cp class=\"p1\"\u003e\u003cstrong\u003eSoftware\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe Witty Pi 3 Mini uses the same software as the Witty Pi 3. You just need to run these two commands in your Raspberry Pi to install the software:\u003c\/p\u003e \u003cp style=\"padding-left: 40px;\"\u003ewget https:\/\/www.uugear.com\/repo\/WittyPi3\/install.sh\u003c\/p\u003e \u003cp style=\"padding-left: 40px;\"\u003esudo sh install.sh\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eDifferences with the Witty Pi 3\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cspan\u003eComparing to the Witty Pi 3, the Witty Pi 3 \u003cstrong\u003eMini\u003c\/strong\u003e uses the same RTC chip (DS3231SN) and same micro-controller (ATtiny841). The main difference is the \u003c\/span\u003eLDO voltage regulator (LM29150)\u003cspan\u003e which is \u003cspan style=\"text-decoration: underline;\"\u003enot\u003c\/span\u003e populated on the Witty Pi 3 Mini. This reduces the cost for those who don’t need an LDO, and also makes things easier to integrate a different DC\/DC module into the Witty Pi 3 Mini.\u003c\/span\u003e\u003c\/p\u003e \u003cp class=\"p1\"\u003eThe Witty Pi 3 Mini uses a super capacitor (0.08F, or 80000uF) instead of the coin-cell battery used in the Witty Pi 3 for time keeping via the built-in RTC.\u003c\/p\u003e \u003cp\u003eYou can find more information in its user manual: https:\/\/www.uugear.com\/doc\/WittyPi3Mini_UserManual.pdf\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eEach Witty Pi 3 Mini package contains:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWitty Pi 3 Mini board x 1\u003c\/li\u003e \u003cli class=\"li1\"\u003eM2.5 x 10mm plastic screw x 4\u003c\/li\u003e \u003cli class=\"li1\"\u003e4mm spacer x 4\u003c\/li\u003e \u003cli class=\"li1\"\u003eM2.5 plastic nut x 4\u003c\/li\u003e \u003c\/ul\u003e","brand":"UUGear","offers":[{"title":"Default Title","offer_id":51616985317682,"sku":"xwg1787257886599","price":11.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/witty-pi-3-mini---rtc-power-management-for-raspberry-pi-zero-discontinued_1.jpg?v=1787257891"},{"product_id":"keybow-kit-3-key-clicky-keys-discontinued","title":"Keybow Kit (3-key) – Clicky Keys [Discontinued]","description":"\u003cp\u003eKeybow MINI is a 3-key version of our wildly-popular Keybow mini mechanical keyboard. Like its older sibling, Keybow MINI has RGB-illuminated, hot-swap, mechanical switches, and clear key caps. It's the perfect way to add a tiny macro pad to your desk, or to use as a little osu! controller.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis is the clicky key version - the quiet key version is available here.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit has everything you need (just add a\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero WH\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003emicro-SD card) to build your own mini macro pad. It comes with your choice of clicky (Gold) or linear (Silver) Kailh Speed switches, and clear DSA-profile key caps that look incredible when lit up with the per-key RGB lighting. The fancy hot-swap Kailh sockets mean that there's absolutely no soldering required!\u003c\/p\u003e\n\u003cp\u003eCheck out all of our Cherry MX compatible keys, caps, boards and more!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKit Includes*\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKeybow MINI PCB\u003c\/li\u003e\n\u003cli\u003eSwitch plate\u003c\/li\u003e\n\u003cli\u003eThree Kailh Speed switches (Gold or Silver)\u003c\/li\u003e\n\u003cli\u003eThree clear DSA-profile key caps\u003c\/li\u003e\n\u003cli\u003eAcrylic baseplate\u003c\/li\u003e\n\u003cli\u003eFixings and feet\u003c\/li\u003e\n\u003cli\u003eMicro-USB cable (50cm)\u003c\/li\u003e\n\u003cli\u003eComes in a reusable mini kit box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003csup\u003e*\u003c\/sup\u003eJust add a\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero WH\u003cspan\u003e \u003c\/span\u003eand micro-SD card\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eIt works great for media controls: map the keys to volume down \/ mute \/ volume up or previous track \/ play-pause \/ next track. You can use it as an osu! controller too. Or why not make some really complex multi-step macros to automate common tasks like opening a new email and pasting in some boilerplate text?\u003c\/p\u003e\n\u003cp\u003eKeybow MINI works great with a\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero WH\u003cspan\u003e \u003c\/span\u003e(with pre-soldered header), using the Zero's USB HID gadget mode so that it appears as a real keyboard when plugged into your computer with the included USB cable. We've built a completely custom, stripped-down, RAM-disk-based\u003cspan\u003e \u003c\/span\u003eKeybow OS\u003cspan\u003e \u003c\/span\u003ewith a Lua interface to customise the layout and lighting on your Keybow MINI. It's Windows, Mac, and Linux-compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKeybow MINI Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePer-key RGB LEDs (APA102)\u003c\/li\u003e\n\u003cli\u003eKailh hot-swap switch sockets (for Cherry MX-compatible switches)\u003c\/li\u003e\n\u003cli\u003e40-pin female header\u003c\/li\u003e\n\u003cli\u003eI2C and SPI breakout header for add-ons\u003c\/li\u003e\n\u003cli\u003eCustom\u003cspan\u003e \u003c\/span\u003eKeybow OS\n\u003c\/li\u003e\n\u003cli\u003eCompatible with Raspberry Pi 3B+, 3, 2, B+, A+, Zero, and Zero W\u003c\/li\u003e\n\u003cli\u003eAssembled size: 68.5x31.75x39mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Keybow MINI PCB has a 40-pin female header, like a regular pHAT, that plugs onto the 40-pin male header on the Raspberry Pi Zero W. The Pi is attached to the acrylic baseplate, and the whole thing is rigidly held together by metal standoffs. Rubber feet on the baseplate stop Keybow MINI from slipping around on your desk.\u003c\/p\u003e\n\u003cp\u003eCheck put the tutorial for all the details on how to build your Keybow MINI\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Switches\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeybow MINI comes with your choice of Kailh Speed Gold (clicky) or Silver (linear, non-clicky) switches. Both switches are light and smooth, and the gold switches have a satisying click when pressed.\u003c\/p\u003e\n\u003cp\u003eWe've chosen clear DSA key caps for Keybow MINI, as they show off the per-key RGB LEDs really well. The slightly frosted finish on the clear key caps diffuses the light beautifully. Being DSA, the caps have a flat profile that suits the small size of Keybow MINI.\u003c\/p\u003e\n\u003cp\u003eThe switches slot into the PCB switch plate to hold them securely, and then push into the Kailh hot-swap sockets on the Keybow MINI PCB. This means that there's no soldering required, and you can easily change out the switches in the future, if you wish.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote that if you want to use different switches with Keybow MINI, then you'll need to ensure that they have a recess on the underside for surface-mount LEDs.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLighting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe've used the same tiny APA102 RGB LEDs that we use on our Picade Plasma PCBs, and there's one under each of the three keys. 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There's no soldering required, just pop up to three Pimoroni breakouts into the slots on Breakout Garden Mini and get started coding and creating.\u003c\/p\u003e\n\u003cp\u003eGrow your projects on Breakout Garden. It's ideal for prototyping projects without the need for complicated wiring, soldering, or breadboards, and you've always got the option of changing your setup thanks to the way that Breakout Garden works.\u003c\/p\u003e\n\u003cp\u003eThe three sturdy slots on Breakout Garden Mini are edge connectors that connect the five pins on each Pimoroni breakout to the power and I2C (for data) pins on your Raspberry Pi. Because I2C is a bus, you can use multiple I2C devices at the same time, providing they don't have the same address (we've made sure that all of our breakouts have different addresses).\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck out our full range of Breakout Garden's and Breakout's \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003ehere\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThree sturdy edge-connector slots for Pimoroni breakouts\u003c\/li\u003e\n\u003cli\u003e0.1” pitch, 5 pin connectors\u003c\/li\u003e\n\u003cli\u003eBroken-out pins (1x10 strip of male header included)\u003c\/li\u003e\n\u003cli\u003eReverse polarity protection (built into breakouts)\u003c\/li\u003e\n\u003cli\u003epHAT format board\u003c\/li\u003e\n\u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eBreakouts sold separately!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUsing Breakout Garden\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBecause of the way that I2C (the protocol that Breakout Garden uses) works, it doesn't matter which slot on Breakout Garden Mini you plug your Pimoroni breakout into. 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If you have Pimoroni breakouts to which you've already soldered headers, then you can use this top row of pins to use them alongside other breakouts on Breakout Garden Mini.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSoftware\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHead over to the Breakout Garden GitHub repo and give our automagic installer a go. Just pop a few breakouts into Breakout Garden Mini, run the installer, and SHAZAM!, the software for the appropriate breakouts will be installed. We've also got a few nice examples to show you what's possible.\u003c\/p\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616985776434,"sku":"qbj1787257903310","price":8.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/breakout-garden-mini-i2c_1.jpg?v=1787257907"},{"product_id":"hifiberry-dac-adc","title":"HiFiBerry DAC+ ADC","description":"\u003cp\u003eThe HiFiBerry DAC+ ADC is a high-resolution digital-to-analogue and analogue-to-digital converter for the Raspberry Pi, that combines the well-known DAC+ with an analogue input. Both input and output support sample rates up to 192kHz.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThis is a special sound card for the Raspberry Pi, optimised for one specific use case: the best audio playback quality! It is specifically designed for applications that not only need playback but also recording functionalities.\u003c\/p\u003e\n\u003cp\u003eWe also stock a Pro model and a 60W Class-D Amplifier add-on!\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStereo input and output\u003c\/li\u003e\n\u003cli\u003eDedicated 192kHz\/24bit high-quality Burr-Brown DAC\u003c\/li\u003e\n\u003cli\u003eDedicated 192kHz\/24bit high-quality Burr-Brown ADC\u003c\/li\u003e\n\u003cli\u003eHardware volume control for DAC. You can control the output volume using “alsamixer” or any application that supports ALSA mixer controls.\u003c\/li\u003e\n\u003cli\u003eConnects directly to the Raspberry Pi, no additional cables needed\u003c\/li\u003e\n\u003cli\u003eNo soldering, comes as a pre-fabricated kit. 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We include 4 M2.5x12mm spacers to fix the board onto the Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eAudio input requires updated Linux kernel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.1Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Output Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.1Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eADC Signal-to-Noise Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e110dB (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC Signal-to-Noise Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e112dB (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eADC THD+N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-85dB (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDAC THD+N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-93dB (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage for Lowest Distortion\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.8Vrms (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Gain\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0dB, 12dB, 32dB (configurable with jumpers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.3W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSample Rates\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e44.1–192kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eResources \u0026amp; Instructions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDatasheet (inc. specification and configuration)\u003c\/li\u003e\n\u003cli\u003eUsing dynamic microphones with the DAC+ ADC\u003c\/li\u003e\n\u003cli\u003eDAC+ ADC Kernel Update\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x HiFiBerry DAC+ ADC\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HiFiBerry","offers":[{"title":"Default Title","offer_id":51616985743666,"sku":"jpd1787257903386","price":39.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/hifiberry-dac-adc_1.jpg?v=1787257907"},{"product_id":"piface-motor-extra-discontinued","title":"PiFace Motor Extra [Discontinued]","description":"\u003cdiv class=\"contents\"\u003eThe PiFace Motor Extra is an expander board to the PiFace Relay+ board, adding two H-bridge motor controllers to the PiFace Relay+ to control DC and stepper motors in your programs.\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003cstrong\u003eNote: The PiFace Motor Extra requires a PiFace Relay+ board to work your Raspberry Pi.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"contents\"\u003e\n\u003cul\u003e\n\u003cli\u003e2 Dual H-bridge motor drivers, allowing you to drive 4 DC motors\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi® HAT footprint when used with PiFace™ Relay\u003c\/li\u003e\n\u003cli\u003eEasy connection with screw terminals\u003c\/li\u003e\n\u003cli\u003eCan be used directly in breadboards, prototyping and custom designs\u003c\/li\u003e\n\u003cli\u003eMotor power supply voltage 0V to 11V\u003c\/li\u003e\n\u003cli\u003eDevice power supply voltage 2V to 7V\u003c\/li\u003e\n\u003cli\u003e4 changeover relays, 20V 1A switching max\u003c\/li\u003e\n\u003cli\u003eOperating Temp 40° to 70°\u003c\/li\u003e\n\u003cli\u003eStandard 0.1” pin spacing (breadboard \u0026amp; veroboard compatible) PiFace\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInstruction Manual\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGetting Started - PiFace Motor Extra\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"featuresList\" id=\"fnb_features\"\u003e\n\u003cul class=\"firstList\"\u003e\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"PiFace","offers":[{"title":"Default Title","offer_id":51616985809202,"sku":"crt1787257903887","price":14.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/piface-motor-extra-discontinued_1.jpg?v=1787257908"},{"product_id":"breakout-garden-mini-i2c-spi","title":"Breakout Garden Mini (I2C + SPI)","description":"\u003cp\u003e\u003cstrong\u003eNow with SPI! \u003c\/strong\u003eThe easiest way to use breakouts with your Raspberry Pi. There's no soldering required, just pop up to three Pimoroni breakouts (2xI2C, 1xSPI) into the slots on Breakout Garden Mini and get started coding and creating.\u003c\/p\u003e\n\u003cp\u003eGrow your projects on Breakout Garden. It's ideal for prototyping projects without the need for complicated wiring, soldering, or breadboards, and you've always got the option of changing your setup thanks to the way that Breakout Garden works.\u003c\/p\u003e\n\u003cp\u003eThe three sturdy slots on Breakout Garden are edge connectors that connect Pimoroni breakouts to the pins on your Raspberry Pi. This new version of Breakout Garden has an SPI slot for Pimoroni SPI breakouts like the 0.96\" LCD Breakout.\u003c\/p\u003e\n\u003cp\u003eIt's also got two I2C slots for Pimoroni I2C breakouts. Because I2C is a bus, you can use multiple I2C devices at the same time, providing they don't have the same address (we've made sure that all of our breakouts have different addresses).\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck out our full range of Breakout Garden's and Breakout's \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003ehere\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThree sturdy edge-connector slots for\u003cspan\u003e \u003c\/span\u003ePimoroni breakouts\u003c\/li\u003e\n\u003cli\u003e2x I2C slots (5 pins)\u003c\/li\u003e\n\u003cli\u003e1x SPI slot (7 pins)\u003c\/li\u003e\n\u003cli\u003e0.1” pitch, 5 or 7 pin connectors\u003c\/li\u003e\n\u003cli\u003eBroken-out pins (1x10 strip of male header included)\u003c\/li\u003e\n\u003cli\u003eReverse polarity protection (built into breakouts)\u003c\/li\u003e\n\u003cli\u003epHAT format board\u003c\/li\u003e\n\u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUsing Breakout Garden\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBecause of the way that I2C (the protocol that Breakout Garden uses) works, it doesn't matter which slot on Breakout Garden Mini you plug your Pimoroni breakout into. 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Just pop a few breakouts into Breakout Garden Mini, run the installer, and SHAZAM!, the software for the appropriate breakouts will be installed. We've also got\u003cspan\u003e \u003c\/span\u003ea few nice examples\u003cspan\u003e \u003c\/span\u003eto show you what's possible.\u003c\/p\u003e","brand":"Pimoroni","offers":[{"title":"Default Title","offer_id":51616985907506,"sku":"ple1787257905804","price":7.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/breakout-garden-mini-i2c-spi_1.jpg?v=1787257910"},{"product_id":"keybow-kit-3-key-quiet-keys-discontinued","title":"Keybow Kit (3-key) – Quiet Keys [Discontinued]","description":"\u003cp\u003eKeybow MINI is a 3-key version of our wildly-popular Keybow mini mechanical keyboard. Like its older sibling, Keybow MINI has RGB-illuminated, hot-swap, mechanical switches, and clear key caps. It's the perfect way to add a tiny macro pad to your desk, or to use as a little osu! controller.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis is the quiet key version - the clicky key version is available here.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis kit has everything you need (just add a\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero WH\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003emicro-SD card) to build your own mini macro pad. It comes with your choice of clicky (Gold) or linear (Silver) Kailh Speed switches, and clear DSA-profile key caps that look incredible when lit up with the per-key RGB lighting. 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You can use it as an osu! controller too. Or why not make some really complex multi-step macros to automate common tasks like opening a new email and pasting in some boilerplate text?\u003c\/p\u003e\n\u003cp\u003eKeybow MINI works great with a\u003cspan\u003e \u003c\/span\u003eRaspberry Pi Zero WH\u003cspan\u003e \u003c\/span\u003e(with pre-soldered header), using the Zero's USB HID gadget mode so that it appears as a real keyboard when plugged into your computer with the included USB cable. We've built a completely custom, stripped-down, RAM-disk-based\u003cspan\u003e \u003c\/span\u003eKeybow OS\u003cspan\u003e \u003c\/span\u003ewith a Lua interface to customise the layout and lighting on your Keybow MINI. 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The fan only runs when the Raspberry Pi is on.\u003c\/li\u003e\n\u003cli\u003eThe power pads on the RemotePi Board PCB allow you to solder your own external power cables\u003c\/li\u003e\n\u003cli\u003eDoes not occupy a USB port and has a small footprint due to the use of SMD components\u003c\/li\u003e\n\u003cli\u003eLong range infrared receiver (rated 45 meters)\u003c\/li\u003e\n\u003cli\u003eTransient overvoltage protection on board (transient voltage suppressor)\u003c\/li\u003e\n\u003cli\u003eVersion with external IR-receiver and LED for case mount available\u003c\/li\u003e\n\u003cli\u003eThe GPIO connector is only partly covered, this leaves pins free for other applications\u003c\/li\u003e\n\u003cli\u003eFirmware is user-upgradable!\u003c\/li\u003e\n\u003cli\u003ePower-on LED is too bright for you? Dim it! Do you want the RemotePi Board to automatically switch on the RaspberryPi after a pre-defined time? Set the power-on timer! There are many more options to customise your RemotePi Board, see the configuration tool page for details\u003c\/li\u003e\n\u003cli\u003eComes with screw and nuts for mounting on the Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eUSB-C connector for power, the same as the Raspberry Pi 4B\u003c\/li\u003e\n\u003cli\u003eThe RemotePi can handle much higher currents than previous RemotePi Boards, more than enough for the full 3A current provided by the official USB-C power supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility with previous Raspberry Pi models\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThe Remote Pi for Raspberry Pi 4 can be used with the Raspberry Pi 3,3B+,3A+,2,A+, B+. The power connector on the RemotePi Board for Pi 4 is USB-C, whilst previous models use a micro-USB connection, therefore either a USB-C power supply is required, or a micro USB to USB-C adapter.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eThe RemotePi Board for Pi 4 \u003cspan style=\"text-decoration: underline;\"\u003edoes not have a polyfuse on-board to limit the current in case of a short circuit\u003c\/span\u003e, so you need to make sure you have a power supply that limits current. 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When combined with a \u003c\/span\u003eparticulate matter sensor\u003cspan\u003e, it's great for monitoring air quality just outside your house (more information below) and lets you contribute your data to citizen science efforts to monitor air quality via projects like \u003c\/span\u003eLuftdaten\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e \u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBME280 temperature, pressure, humidity sensor (datasheet)\u003c\/li\u003e \u003cli\u003eLTR-559 light and proximity sensor (datasheet)\u003c\/li\u003e \u003cli\u003eMICS6814 analog gas sensor (datasheet)\u003c\/li\u003e \u003cli\u003eADS1015 analog to digital converter (ADC) (datasheet)\u003c\/li\u003e \u003cli\u003eMEMS microphone (datasheet)\u003c\/li\u003e \u003cli\u003e0.96\" colour LCD (160x80)\u003c\/li\u003e \u003cli\u003eConnector for\u003cspan\u003e \u003c\/span\u003eparticulate matter (PM) sensor (available separately)\u003c\/li\u003e \u003cli\u003ePimoroni breakout-compatible pin header\u003c\/li\u003e \u003cli\u003epHAT-format board\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eFully-assembled\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003eCompatible with all 40-pin header Raspberry Pi models\u003c\/li\u003e \u003cli\u003ePinout\u003c\/li\u003e \u003cli\u003ePython library\u003c\/li\u003e \u003cli\u003eDimensions: 65x30x8.5mm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCitizen science with Enviro + Air Quality\u003c\/h3\u003e \u003cp\u003ePimoroni developed Enviro + Air Quality in collaboration with the University of Sheffield, with the aim of letting you contribute real-time air quality data from your local area to open data projects like\u003cspan\u003e \u003c\/span\u003eLuftdaten.\u003c\/p\u003e \u003cp\u003eThe alarming drop in our air quality is something that's really important to understand. Devices like Enviro + Air Quality allow fine-grained, detailed datasets that let us see shifts in air quality through time and across different areas of cities. The more devices that contribute data, the better quality the dataset becomes.\u003c\/p\u003e \u003cp\u003eParticulate matter (PM) is made up of tiny particles that are a mix of sizes and types, like dust, pollen, mould spores, smoke particles, organic particles and metal ions, and more. Particulates are much of what we think of as air pollution. They can be measured, in size and quantity, by particulate matter sensors like the\u003cspan\u003e \u003c\/span\u003ePMS5003\u003cspan\u003e \u003c\/span\u003ethat you can connect to Enviro + Air Quality.\u003c\/p\u003e \u003cp\u003eThe analog gas sensor can be used to make\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003equalitative\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emeasurements of changes in gas concentrations, so you can tell broadly if the three groups of gases are increasing or decreasing in abundance. 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There's a \u003c\/span\u003ebunch of examples\u003cspan\u003e for each of the individual parts, all-in-one examples that shows you the data from the sensors in a visual way. 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Earlier boards (3B+ and before) will benefit from faster speed from the MMC HAT.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen using a Raspberry Pi 4 please add the following three lines to the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTOP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof the config.txt file in the boot directory.\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003e[pi4]\u003c\/code\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003edtparam=mmchat_pi4\u003c\/code\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ccode\u003e[all]\u003c\/code\u003e\u003c\/p\u003e\n\u003ch2\u003eSpeed\u003c\/h2\u003e\n\u003cp\u003eWith the standard SD clock speed a micro SD card in the MMC HAT (\/dev\/mmcblk2) performs at similar speeds to the onboard micro SD card (\/dev\/mmcblk0) on boards up to the 3B+.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe clock speed will be slower on a Pi4\u003c\/strong\u003e when compared to the Pi4's onboard SD controller, as the Pi4 moved to emmc2 which improves on the original sdhost and arasan interfaces. 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It senses particulates of various sizes (PM1, PM2.5, PM10) from sources like smoke, dust, pollen, metal and organic particles and more.\u003c\/p\u003e\n\u003cp\u003ePair this particulate matter sensor with our\u003cspan\u003e \u003c\/span\u003eEnviro Plus\u003cspan\u003e and a Raspberry Pi to\u003c\/span\u003e build your own air quality monitoring station to contribute to citizen science. Just plug the cable into the sensor and then into the connector on the underside of Enviro plus, and away you go!\u003c\/p\u003e\n\u003cp\u003eThe sensor has a small fan that sucks air through the sensor and past a laser that can detect both the number (and hence concentration) and size of particles in the surrounding air.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePlantower PMS5003 Particulate Matter (PM) Sensor (datasheet)\u003c\/li\u003e\n\u003cli\u003eDetects PM1, PM2.5, PM10 particulates\u003c\/li\u003e\n\u003cli\u003e15cm Picoblade cable\u003c\/li\u003e\n\u003cli\u003eUART serial interface\u003c\/li\u003e\n\u003cli\u003ePython library\u003c\/li\u003e\n\u003cli\u003eDimensions: 50x38x21mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePMS5003 vs PMS7003 vs PMSA003\u003c\/h2\u003e\n\u003cp\u003eWe stock three different models of particulate sensor from Plantower, so the first question you might have is \u003cem\u003e\"What's the difference between the PMS5003, the PMS7003 and the PMSA003?\".\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThere's a slight difference in price between the models, and from a technical perspective, here are the differences from Plantower's website - \u003cem\u003ethere's not a lot in it\u003c\/em\u003e - physical size being the main difference along with some slight differences in current usage:\u003c\/p\u003e\n\u003ctable width=\"877\" style=\"height: 940.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd width=\"231\" style=\"width: 242.266px; 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  1.0~2.5; 2.5~10  \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e0.3~1.0;   1.0~2.5; 2.5~10  \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003eμm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 58.7812px;\"\u003e\u003cstrong\u003eParticle   Counting Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"187\" style=\"width: 10px; height: 58.7812px;\"\u003e50%@0.3µm\u003cbr\u003e98%@≥0.5µm\u003c\/td\u003e\n\u003ctd width=\"177\" style=\"width: 155.75px; height: 58.7812px;\"\u003e50%@0.3µm\u003cbr\u003e98%@≥0.5µm\u003c\/td\u003e\n\u003ctd width=\"183\" style=\"width: 155.75px; height: 58.7812px;\"\u003e50%@0.3µm\u003cbr\u003e98%@≥0.5µm\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 58.7812px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003ctd width=\"231\" style=\"width: 242.266px; height: 78.375px;\"\u003e\n\u003cstrong\u003eParticle Effective Range\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e(PM2.5 standard)\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 78.375px;\"\u003e0~500\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 78.375px;\"\u003e0~500\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 78.375px;\"\u003e0~500\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 78.375px;\"\u003eμg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 97.9688px;\"\u003e\n\u003ctd width=\"231\" style=\"width: 242.266px; height: 97.9688px;\"\u003e\n\u003cstrong\u003eParticle Maximum Range\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e    （PM2.5 standard）*\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 97.9688px;\"\u003e≥1000 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 97.9688px;\"\u003e≥1000 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 97.9688px;\"\u003e≥1000 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 97.9688px;\"\u003eμg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eParticle   Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003eμg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 117.562px;\"\u003e\n\u003ctd width=\"231\" style=\"width: 242.266px; height: 117.562px;\"\u003e\n\u003cstrong\u003eParticle Maximum\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eConsistency Error\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e(PM2.5 standard data)\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd width=\"187\" style=\"width: 10px; height: 117.562px;\"\u003e±10%@100~500µg\/m³\u003cbr\u003e±10µg\/m3@0～100µg\/m³\u003c\/td\u003e\n\u003ctd width=\"177\" style=\"width: 155.75px; height: 117.562px;\"\u003e±10%@100~500μg\/m³\u003cbr\u003e±10μg\/m³@0~100μg\/m³\u003c\/td\u003e\n\u003ctd width=\"183\" style=\"width: 155.75px; height: 117.562px;\"\u003e±10%@100~500μg\/m³\u003cbr\u003e±10μg\/m³@0~100μg\/m³\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 117.562px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 58.7812px;\"\u003e\u003cstrong\u003eParticle   Standard Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 58.7812px;\"\u003e0.1\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e0.1\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e0.1\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 58.7812px;\"\u003eLitre（L）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eSingle   Response Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e\u0026lt;1 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u0026lt;1 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u0026lt;1 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003eSecond（s） \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eTotal   Response Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e\u0026lt;10 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u0026lt;10 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u0026lt;10 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003eSecond（s） \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 58.7812px;\"\u003e\u003cstrong\u003eDC   Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd width=\"187\" style=\"width: 10px; height: 58.7812px;\"\u003eTyp: 5.0\u003cbr\u003eMin: 4.5\u003cbr\u003eMax :5.5 \u003c\/td\u003e\n\u003ctd width=\"177\" style=\"width: 155.75px; height: 58.7812px;\"\u003eTyp: 5.0\u003cbr\u003eMin: 4.5\u003cbr\u003eMax :5.5 \u003c\/td\u003e\n\u003ctd width=\"183\" style=\"width: 155.75px; height: 58.7812px;\"\u003eTyp: 5.0\u003cbr\u003eMin: 4.5\u003cbr\u003eMax :5.5 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 58.7812px;\"\u003eVolt（V）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 19.5938px;\"\u003e\u003cstrong\u003eActive   Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 19.5938px;\"\u003e≤100 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e≤100 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e≤100 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 19.5938px;\"\u003emA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eStandby   Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e\u003cstrong\u003e≤10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u003cstrong\u003e≤10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e\u003cstrong\u003e≤2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003emA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eInterface   Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e L\u0026lt;0.8 @3.3 H\u0026gt;2.7@3.3 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e L\u0026lt;0.8 @3.3 H\u0026gt;2.7@3.3 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e L\u0026lt;0.8 @3.3 H\u0026gt;2.7@3.3 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003eVolt（V）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 58.7812px;\"\u003e\u003cstrong\u003eWorking   Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 58.7812px;\"\u003e-10~+60 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e-10~+60 \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e-10~+60 \u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 58.7812px;\"\u003e℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 39.1875px;\"\u003e\u003cstrong\u003eWorking   Humidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 39.1875px;\"\u003e 0~99\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e 0~99\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 39.1875px;\"\u003e 0~99\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 39.1875px;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 58.7812px;\"\u003e\u003cstrong\u003eStorage   Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 58.7812px;\"\u003e-40~+80\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e-40~+80\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 58.7812px;\"\u003e-40~+80\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 58.7812px;\"\u003e℃ \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 19.5938px;\"\u003e\u003cstrong\u003eMTTF\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 19.5938px;\"\u003e≥3  \u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e≥3\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e≥3\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 19.5938px;\"\u003eYear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 242.266px; height: 19.5938px;\"\u003e\u003cstrong\u003ePhysical Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 10px; height: 19.5938px;\"\u003e\u003cstrong\u003e50mm×38mm×21mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e\u003cstrong\u003e48mm×37mm×12mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 155.75px; height: 19.5938px;\"\u003e\u003cstrong\u003e38mm×35mm×12mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 45.6094px; height: 19.5938px;\"\u003emm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eConnection differences\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003ePMS5003\u003c\/strong\u003e's connector is a Molex Picoblade i.e. a direct connection to the included wire.\n\u003cul\u003e\n\u003cli\u003eThis can be used with one of our adapter boards to break all six pins out to 2.54mm jumper wires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003ePMS7003 and PMSA003\u003c\/strong\u003e have small 2x5 block connectors which their included adapter board slots into.\n\u003cul\u003e\n\u003cli\u003eThis included adapter board only offers VCC\/GND\/RX\/TX on the 2.54mm breakout (fine for Pi projects) and does not break out the SET or RST pins (unless you use the Picoblade header).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRelease date\u003c\/h3\u003e\n\u003cp\u003eThe sensors reduced in size each release, however, as per the table above, technically there's very little difference between them. In order of old to new:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003ePMS5003\u003c\/li\u003e\n\u003cli\u003ePMS7003\u003c\/li\u003e\n\u003cli\u003ePMSA003\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSoftware\u003c\/h2\u003e\n\u003cp\u003eThe Pimoroni\u003cspan\u003e \u003c\/span\u003ePython library for the PMS5003 sensor\u003cspan\u003e \u003c\/span\u003elets you read PM1, PM2.5, and PM10 in both standard and environmental units, and numbers of particles of various sizes: \u0026gt;0.3, \u0026gt;0.5, \u0026gt;1.0, \u0026gt;2.5, \u0026gt;5, and \u0026gt;10um.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethat if you're using this sensor with Raspberry Pi, then you'll need to make a couple of changes to its configuration. Type\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003esudo raspi-config\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003ein the terminal and then under \"Interfacing options\" and \"Serial\"\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edisable the login shell\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand \u003cstrong\u003eenable the serial port hardware\u003c\/strong\u003e. Edit your\u003cspan\u003e \u003c\/span\u003e\u003ccode\u003e\/boot\/config.txt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003efile and add the lines \u003ccode\u003eenable_uart=1\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eand \u003ccode\u003edtoverlay=pi3-miniuart-bt\u003c\/code\u003e\u003cspan\u003e \u003c\/span\u003eto the bottom of the file.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003eEnviro plus installation script\u003cspan\u003e \u003c\/span\u003ewill do all of this configuration for you.\u003c\/p\u003e\n\u003ch2\u003eNotes\u003c\/h2\u003e\n\u003cp\u003eThere's a blue protective film that covers the metal casing of the sensor, and you can peel this off before use.\u003c\/p\u003e","brand":"Plantower","offers":[{"title":"Default Title","offer_id":51616986399026,"sku":"cfy1787257925393","price":15.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pms5003-particulate-matter-sensor-with-cable_1.jpg?v=1787257930"},{"product_id":"lora-expansion-board-for-raspberry-pi-zero","title":"LoRa Expansion Board for Raspberry Pi Zero","description":"\u003cp\u003eDesigned for the Raspberry Pi Zero, the Uputronics \u003cstrong\u003eLoRa \u003c\/strong\u003eExpansion Board brings the ability to use the popular LoRa modules on the Pi Zero. \u003cstrong\u003eNow available in two variants - 434MHz or 868MHz \u003c\/strong\u003e- please select an option before adding to your cart.\u003cbr\u003e\u003cbr\u003eSupplied with suitable header and standoffs, the board allows you to select the module on either CE0 or CE1 depending on the location of the switch.\u003c\/p\u003e\n\u003cp\u003eThe RFM95\/98W transceivers feature the LoRa long range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe board has LED's for link and data. You\u003c\/span\u003e can stack 2 of these boards (with different CE selections) on one Pi Zero. Supplied with a 2x20 way 4.93mm header and 2 standoffs for secure attachment to your Pi.\u003c\/p\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEntry on pinout.xyz\u003c\/li\u003e\n\u003cli\u003eRFM95\/98W Datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThese modules are sold as components and are not CE Compliant as they don’t have a specific application. The end user of these modules will need to submit their final product to get CE certification. They are intended for engineering, research or lab use only not for use in production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x LoRa Expansion Board for Raspberry Pi Zero\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eSelect frequency before adding to cart\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Uputronics","offers":[{"title":"434MHz","offer_id":51616986431794,"sku":"qhp1787257926830","price":22.46,"currency_code":"USD","in_stock":true},{"title":"868MHz","offer_id":51616986464562,"sku":"ari1787257926831","price":21.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/lora-expansion-board-for-raspberry-pi-zero_1.jpg?v=1787257931"},{"product_id":"piwatcher-raspberry-pi-watchdog-discontinued","title":"PiWatcher - Raspberry Pi Watchdog [discontinued]","description":"\u003cp\u003eThe PiWatcher is a very small board that helps you fully shut down or reboot a Raspberry Pi, in case of an incident or simply for power saving purposes. You can even program your PiWatcher to shut down and automatically reboot your Pi a few minutes or hours later.\u003c\/p\u003e\n\u003cp\u003eIn essence, the PiWatcher is a programmable watchdog circuit for the Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: Board PCB may be red or black \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e\u003cspan\u003e: \u003c\/span\u003e\u003cstrong\u003eNot compatible with official USB-C power supply when using with a Raspberry Pi 4.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe board must be fitted on the first 6 pins of the Raspberry GPIO header and plugged into a \u003cstrong\u003emicro- USB\u003c\/strong\u003e power supply suitable for the Raspberry Pi in use. Based on instructions it receives through I2C, the PiWatcher can then be instructed to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePower off (or reboot) the Raspberry Pi if it becomes irresponsive for more than 'X' seconds.\u003c\/li\u003e\n\u003cli\u003ePower off and reboot the Raspberry Pi after several seconds, minutes or hours for recurring tasks for example.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe board also features a miniature tact switch to allow manual control.\u003c\/p\u003e\n\u003cp\u003eWe now have a TB version with terminal blocks instead of the micro-USB connection.\u003c\/p\u003e\n\u003ch3\u003eCompatibility\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eIt has been tested to work with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePi Zero and Pi Zero W\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 4 (\u003cstrong\u003eNote\u003c\/strong\u003e: \u003cstrong\u003eNot compatible with official USB-C power supply\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 3 B\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 2 B\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi model B, with some extra I2C configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eWarning\u003c\/strong\u003e\u003c\/span\u003e: The PiWatcher may not operate correctly if the Raspberry Pi is connected to some power-hungry peripherals such as an SSD hard drive, or with peripherals that have a separate power supply.\u003c\/p\u003e\n\u003ch3\u003eA solution for Raspberry Pi power management\u003c\/h3\u003e\n\u003cp\u003eThe PiWatcher is designed to solve 2 problems with power management on the Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003eFirst, if you shut down a Raspberry Pi through software, for example by issuing a shutdown or halt command, your Raspberry Pi will cease to operate, but it does not completely shut down. 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You can also optionally solder:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA 2 pin 3.5mm screw terminal block in order to connect power supply wires directly to the HAT.\u003c\/li\u003e\n\u003cli\u003eA 2 pin 2.54mm header in order to connect the 5V output to something else than the Raspberry Pi.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe board also features an \"ideal diode\" that protects the Raspberry Pi USB net in case the Raspberry Pi is accidentally connected both to the PiJack HAT and USB power.\u003c\/p\u003e\n\u003cp\u003eBy default, the board is provided without a 2x20 GPIO header. As an option, you can add an unsoldered 2X20 pin GPIO header with short leads, or you can go for an unsoldered stacking header 2x20 with extra long leads, instead.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCompatability\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: A Raspberry Pi board is not included with the PiJack HAT!\u003c\/p\u003e\n\u003cp\u003eYou can connect the PiJack to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePi Zero\/W\/WH\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 4\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 3\/3B+\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi 2\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi B+\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePower your next Raspberry Pi with the PiJack HAT!\u003c\/h2\u003e\n\u003cp\u003eOmzlo found out that adding a DC power jack to a Raspberry Pi can be quite useful for many projects, allowing you to accept a much wider range of voltage inputs than the typical 5V provided through USB. So they decided to create this HAT!\u003c\/p\u003e\n\u003cp\u003eThis is version 4 of the PiJack, which uses an SMT jack connector.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Version moved to V4 as at 26\/07\/2021\u003c\/em\u003e\u003c\/p\u003e","brand":"Omzlo","offers":[{"title":"Default Title","offer_id":51616986825010,"sku":"guw1787257934424","price":9.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pi-jack-v4-discontinued_1.jpg?v=1787257939"},{"product_id":"raspberry-pi-relay-board","title":"Raspberry Pi Relay Board","description":"\u003cp\u003eThe Raspberry Pi Relay Board gives your Pi the ability to control high voltage\/high current devices, easily making normal home appliances become intelligent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard Raspberry Pi 40PIN GPIO extension header\u003c\/li\u003e\n\u003cli\u003eSupports Raspberry Pi 2\/3\/4\u003c\/li\u003e\n\u003cli\u003eHigh-quality relays, loads up to 5A 250V AC or 5A 30V DC\u003c\/li\u003e\n\u003cli\u003ePhoto coupling isolation, prevent interference from high voltage circuit\u003c\/li\u003e\n\u003cli\u003eOnboard LEDs for indicating relays status\u003c\/li\u003e\n\u003cli\u003eRelay control jumper, allows you to control the relays by custom pins other than the default pins\u003c\/li\u003e\n\u003cli\u003eComes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's on the Board\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/RPi-Relay-Board-intro.jpg?v=1591103677\u0026amp;width=700\" alt=\"\"\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eRaspberry Pi GPIO interface:\u003c\/span\u003e for connecting Raspberry Pi\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eRelay screw terminal:\u003c\/span\u003e for connecting target devices\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"highlight\"\u003eRelays\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003ePhotocoupler:\u003c\/span\u003e PC817\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"highlight\"\u003eRelay indicator\u003c\/span\u003e\u003c\/li\u003e\n\u003col\u003e\n\u003cli\u003eLED on: relay NC is opened, NO is closed\u003c\/li\u003e\n\u003cli\u003eLED off: relay NC is closed, NO is opened\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cli\u003ePower indicator\u003c\/li\u003e\n\u003cli\u003eRelay control jumper\u003c\/li\u003e\n\u003col\u003e\n\u003cli\u003eshort the jumper: control the relays by default I\/Os used in the example code\u003c\/li\u003e\n\u003cli\u003eopen the jumper: control the relays by custom I\/Os through jumper wires\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eResources\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProduct WiKi: https:\/\/www.waveshare.com\/wiki\/RPi_Relay_Board\u003c\/p\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":51616986857778,"sku":"mxf1787257936430","price":11.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/raspberry-pi-relay-board_1.jpg?v=1787257941"},{"product_id":"i2c-multiplexer-phat-for-raspberry-pi","title":"I2C Multiplexer pHAT for Raspberry Pi","description":"\u003cp\u003eThe I2C multiplexer allows the connecting of multiple I2C devices with the same address onto a single I2C bus.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003c\/strong\u003eWhilst you can get the same I2C multiplexer IC (TCA9548A) on generic breakout boards, the pHAT creates a compact solution which is great for remote monitoring and graphing when coupled with a Raspberry Pi Zero W (can be used with any model of Pi).\u003c\/p\u003e\n\u003cp\u003eFor each multiplexed output there are 4 pins:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSDAx (data)\u003c\/li\u003e\n\u003cli\u003eSCLx (data)\u003c\/li\u003e\n\u003cli\u003eGND (ground)\u003c\/li\u003e\n\u003cli\u003eV (power)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe EEPROM automatically loads the correct i2c-mux overlay and turns it into 8 individual I2C busses (\/dev\/i2c-3 to \/dev\/i2c-10) allowing direct communication with the I2C devices as normal (i2cdetect \/ i2cget \/ i2cset \/ Python SMBUS, etc).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNew version feature - address selection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou can now use address selection solder jumpers on the bottom of the board (A0\/A1\/A2) allowing more than one I2C multiplexer to be used.\u003c\/p\u003e\n\u003cp\u003eBy default the A0\/A1\/A2 are pulled low (centre pad connected to the pad closest to the Pi GPIO header).\u003c\/p\u003e\n\u003cp\u003eExamples:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA0=LOW, A1=LOW, A2=LOW is address 0x70\u003c\/li\u003e\n\u003cli\u003eA0=HIGH, A1=LOW, A2=LOW is address 0x71\u003c\/li\u003e\n\u003cli\u003eetc. (see \"Address Reference\" table in the\u003cspan\u003e \u003c\/span\u003edatasheet\u003cspan\u003e \u003c\/span\u003efor more information)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo pull high you will first need to cut the trace between the centre pad and the pad closest to the Pi GPIO header, then bridge the centre pad with the pad furthest from the Pi GPIO header.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: The \"V\" output can be altered from the default 3.3 volts to 5 volts by cutting the PCB trace between V and 3v3 and bridging V to 5v. The 3.3v supply is taken directly from the Pi 3v3 rail so care should be taken not to overload it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note the PCB colour may be \u003cspan\u003egreen\u003c\/span\u003e or \u003cspan\u003ewhite\u003c\/span\u003e - our supplier's stock varies!\u003c\/strong\u003e\u003c\/p\u003e","brand":"8086","offers":[{"title":"Default Title","offer_id":51616986890546,"sku":"pqq1787257936388","price":6.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/i2c-multiplexer-phat-for-raspberry-pi_1.jpg?v=1787257941"},{"product_id":"raspberry-pi-motor-driver-board","title":"Raspberry Pi Motor Driver Board","description":"\u003cp\u003e\u003cbr\u003eThe Raspberry Pi Motor Driver Board gives your Pi the ability to drive two DC motors or one stepper motor. It's an ideal choice to create a mobile robot based on a Raspberry Pi.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard Raspberry Pi 40PIN GPIO extension header\u003c\/li\u003e\n\u003cli\u003eSupports Raspberry Pi 2\/3\/4\u003c\/li\u003e\n\u003cli\u003eFreescale H-bridge driver MC33886, controls DC motors to turn in both directions\u003c\/li\u003e\n\u003cli\u003eOnboard 5V regulator, provides power to Raspberry Pi\u003c\/li\u003e\n\u003cli\u003eOnboard IR receiver, used for a remote control robot\u003c\/li\u003e\n\u003cli\u003eMulti-protection circuit, excellent stability\n\u003cul\u003e\n\u003cli\u003e2A self-recovery fuse, keep your Pi safe\u003c\/li\u003e\n\u003cli\u003eDriver chip features Short-Circuit Shutdown for Large Output Current, Undervoltage Disable Function\u003c\/li\u003e\n\u003cli\u003eReversed polarity protection for motor output\u003c\/li\u003e\n\u003cli\u003eAnti-reverse diode for power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower input range: 7V~40V\u003c\/li\u003e\n\u003cli\u003eSingle motor output current: up to 5A\u003c\/li\u003e\n\u003cli\u003ePower supply current for Raspberry Pi: up to 2A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's on Board\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/RPi-Motor-Driver-Board-intro.jpg?v=1591103478\u0026amp;width=700\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eRaspberry Pi GPIO interface:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor connecting Raspberry Pi\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eMotor screw terminal:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor connecting motors\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"highlight\"\u003eExternal power input\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003e74LVC4245AD:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003evoltage level conversion chip, buffer device\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eMC33886:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003emotor driver chip\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"highlight\"\u003eLM2596-5.0:\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e5V regulator\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"highlight\"\u003ePower indicator\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"highlight\"\u003eRaspberry Pi power selection\u003c\/span\u003e\u003c\/li\u003e\n\u003col\u003e\n\u003cli\u003eOFF: Raspberry Pi powers the Motor Driver Board\u003c\/li\u003e\n\u003cli\u003eON: Motor Driver Board powers the Raspberry Pi\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cli\u003e2A self-recovery fuse\u003c\/li\u003e\n\u003cli\u003eIR receiver\u003c\/li\u003e\n\u003cli\u003eSchottky diodes:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eprotects the motor driver\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower supply anti-reverse diode\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eResources\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProduct Wiki: https:\/\/www.waveshare.com\/wiki\/RPi_Motor_Driver_Board\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":51616986923314,"sku":"zow1787257937318","price":17.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/raspberry-pi-motor-driver-board_1.jpg?v=1787257942"},{"product_id":"pi-voyager-smart-ups-and-watchdog-for-raspberry-pi-discontinued","title":"Pi Voyager - Smart UPS and Watchdog for Raspberry Pi [discontinued]","description":"\u003cp\u003eThe PiVoyager is an uninterruptible power supply (UPS) for the Raspberry Pi designed to work with standard Li-Ion or LiPo batteries, featuring a programmable watchdog, automatic restart, and a real-time calendar.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: Board PCB may be red or black\u003c\/p\u003e\n\u003ch3\u003eMonitoring \u0026amp; Control\u003c\/h3\u003e\n\u003cp\u003eThanks to the provided software the user can fully control and monitor the PiVoyager:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMonitor power status and battery voltage\u003c\/li\u003e\n\u003cli\u003eForce the Raspberry Pi to fully shut down after a specified delay\u003c\/li\u003e\n\u003cli\u003eAct as a watchdog, powering down the Raspberry Pi if it becomes inactive\u003c\/li\u003e\n\u003cli\u003ePower up the Raspberry Pi at a certain date\/time (alarm)\u003c\/li\u003e\n\u003cli\u003ePower up the Raspberry Pi after a certain delay following a shutdown\u003c\/li\u003e\n\u003cli\u003eUpdate the firmware through I2C thanks to a built-in bootloader\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware\u003c\/h3\u003e\n\u003cp\u003eThe PiVoyager has four indicator LEDs, 3 at the bottom left and 1 at the top left:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePG: green, indicates USB power\u003c\/li\u003e\n\u003cli\u003eCH: yellow, indicates charging status\u003c\/li\u003e\n\u003cli\u003eST: red, indicates overall status\u003c\/li\u003e\n\u003cli\u003e5V: blue, indicates that the Raspberry Pi is currently powered\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PiVoyager has a small button. Pressing this button for more than 3 seconds will shut down the Raspberry Pi. Once shut down, the Raspberry Pi can be restarted by pressing the same button. It is possible to add a JST PH header on the PiVoyager to connect your own tact switch as an alternative to the one provided on the pHAT.\u003c\/p\u003e\n\u003cp\u003eThe PiVoyager \u003cstrong\u003edoes not include battery protection circuity\u003c\/strong\u003e and should be connected to Li-Ion or LiPo batteries with their own protection circuit, using the two-pin JST PH header (2.0mm pitch). An alternative 2.54mm 2-pin header is also provided for battery connection.\u003c\/p\u003e\n\u003ch3\u003eCharging\u003c\/h3\u003e\n\u003cp\u003eWhen the PiVoyager is plugged to a USB power source (micro-USB) and a Li-Ion\/LiPo battery, it will both power your Raspberry Pi and charge the battery if needed, with a charge current of 1000mA.\u003c\/p\u003e\n\u003cp\u003eIf USB power is removed, the PiVoyager automatically switches to the battery and continues to power the Raspberry Pi at 5V (\u003cstrong\u003e2.1A max\u003c\/strong\u003e), thanks to a boost converter.\u003c\/p\u003e\n\u003ch3\u003eRTC\u003c\/h3\u003e\n\u003cp\u003eThe PiVoyager features a Real-Time Calendar (RTC), which can be configured to store the current date and time. The content of the RTC will be maintained for as long as there is a power source connected, even if the Raspberry Pi is powered down.\u003c\/p\u003e\n\u003ch3\u003eRaspberry Pi Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe PiVoyager is designed as a Pi Zero pHAT, but works on any Raspberry-Pi with a 40 pin header, including the Raspberry Pi 3B+ and the Raspberry Pi 4.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: The power connection on the Pi Voyager is micro-USB and will not work with the Raspberry Pi 4 USB-C power supply.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003eBattery Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe PiVoyager is targeted at batteries with a nominal voltage of 3.7V, a charging voltage of 4.2V and supporting a charge current of 1000mA.\u003c\/p\u003e\n\u003cp\u003eThe battery is considered as LOW if the voltage falls below 3.1V and will remain in LOW state until the voltage rises above 3.3V. At startup, the PiVoyager will refuse to power the Raspberry Pi when in LOW state and will wait for the battery to charge sufficiently first.\u003c\/p\u003e\n\u003cp\u003eIn general, in order to work reliably with a Raspberry Pi, the PiVoyager should always be connected to a battery, even if it's not charged.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003eThe PiVoyager comes with an unsoldered female 2x20 GPIO header with short leads. No battery or Raspberry Pi is included.\u003c\/p\u003e\n\u003ch3\u003eDocumentation \u0026amp; Instructions\u003c\/h3\u003e\n\u003cp\u003eFor more details, including software download instructions, see the full documentation here: https:\/\/www.omzlo.com\/articles\/pivoyager-installation-and-tutorial\u003c\/p\u003e\n\u003ch3\u003eReviews\u003c\/h3\u003e\n\u003cp\u003eCNX Software - Embedded System News\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\"If powering your Raspberry Pi based project has always being a concern to you, then you don’t have to worry about it again with the introduction of the PiVoyager.\"\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eHackster.io\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\"The board offers UPS status monitoring, giving users a wealth of data, including what kind of power is being supplied (USB or battery), current voltage, and current date\/time (among a host of others).\"\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eCategory5.tv\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\"Probably the best UPS you can get for a Raspberry-Pi\"\u003c\/em\u003e\u003c\/p\u003e","brand":"Omzlo","offers":[{"title":"Default Title","offer_id":51616986988850,"sku":"prk1787257940513","price":17.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/0289\/8482\/files\/pi-voyager---smart-ups-and-watchdog-for-raspberry-pi-discontinued_1.jpg?v=1787257945"},{"product_id":"13-oled-display-hat-for-raspberry-pi-128x64-discontinued","title":"1.3\" OLED Display HAT for Raspberry Pi (128x64) [Discontinued]","description":"\u003cp\u003e\u003cstrong\u003ePlease note: Due to a recent kernel (5.4) change to fbtft drivers on Raspberry Pi OS, this product will not work with the latest version of Raspberry Pi OS.\u003c\/strong\u003e You will need to run an older version, available from here.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThis is an OLED display HAT for the Raspberry Pi measuring 1.3\" diagonal, offering 128x64 pixels with an embedded controller communicating via SPI or I2C.\u003c\/p\u003e\n\u003cp\u003eThe joystick and 3 buttons are mapped to Raspberry Pi GPIO pins and are completely user-programmable.\u003c\/p\u003e\n\u003cp\u003eTrying to add a control interface for your Pi? This compact display would be the ideal choice!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStandard Raspberry Pi 40PIN GPIO extension header\u003c\/li\u003e\n\u003cli\u003eSupports Raspberry Pi Zero\/2\/3\/4\u003c\/li\u003e\n\u003cli\u003eOptional interfaces: 4-wire SPI, 3-wire SPI, I2C, configured via onboard resistor\u003c\/li\u003e\n\u003cli\u003e1x joystick (5-position)\u003c\/li\u003e\n\u003cli\u003e3x pushbuttons\u003c\/li\u003e\n\u003cli\u003eComes with development resources and manual (examples for Raspberry Pi)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDriver: SH1106\u003c\/li\u003e\n\u003cli\u003eInterface: 4-wire SPI, 3-wire SPI, I2C\u003c\/li\u003e\n\u003cli\u003eDisplay colour: blue\u003c\/li\u003e\n\u003cli\u003eResolution: 128x64\u003c\/li\u003e\n\u003cli\u003eOperating voltage: 3.3V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eResources\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProduct Wiki: https:\/\/www.waveshare.com\/wiki\/1.3inch_OLED_HAT\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInterface \/ Pin Mapping\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; height: 252px;\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; height: 18px; text-align: center;\"\u003e\u003cstrong\u003eSymbol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; height: 18px; text-align: center;\"\u003e\u003cstrong\u003eRaspberry Pi Pin (BCM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; height: 18px; text-align: center;\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eKEY1\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP21\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eButton 1\/GPIO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eKEY2\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP20\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eButton 2\/GPIO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eKEY3\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP16\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eButton 3\/GPIO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Up\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP6\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Down\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP19\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Left\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP5\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Left\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Right\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP26\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Right\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Press\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP13\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eJoystick Press\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eSCLK\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP11\/SCLK\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eSPI clock input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eMOSI\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eP10\/MOSI\u003c\/td\u003e\n\u003ctd style=\"width: 33.3333%; text-align: center; height: 18px;\"\u003eSPI data input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 18px;\"\u003e\n\u003ctd style=\"width: 33.3333%; 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