{"product_id":"adafruit-picowbell-hstx-dvi-output-for-pico-works-with-hdmi-displays","title":"Adafruit PiCowBell HSTX DVI Output for Pico - Works with HDMI Displays","description":"\u003cp\u003eDisplay images and graphics from a Raspberry Pi Pico or Pico 2 directly to an HDMI monitor or television, via a mini HDMI connector.\u003c\/p\u003e\n\u003cp\u003eDing dong! Hear that? It's the PiCowbell ringing, letting you know that the new \u003cstrong\u003eAdafruit PiCowbell HSTX DVI Output for Pico\u003c\/strong\u003e is in stock and ready to display images and graphics from a microcontroller directly to an HDMI monitor or television! Note that it doesn't do audio, just graphics.\u003c\/p\u003e\n\u003cp\u003eThe PiCowbell is the same size and shape as a Pico and is intended to socket underneath to make your next video output project super easy. Mini HDMI connector for use with standard HDMI cables? Yes! STEMMA QT \/ Qwiic connector for fast I2C? Indeed. Reset button \u0026amp; extra switch for restarting code or changing configuration? Bien sur.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003ca rel=\"noopener\" href=\"\/en-au\/products\/adafruit-picowbell-dvi-output-for-pico-works-with-hdmi-display\" target=\"_blank\"\u003eCompared to the original DVI PiCowbell\u003c\/a\u003e,\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003ethis board has very similar setup:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUses the HSTX-specific pins for RP2350 usage, thats GPIO 12-19\u003c\/li\u003e\n\u003cli\u003eHas a slimmer slide-switch\u003c\/li\u003e\n\u003cli\u003eAdds 4 'USB host port' pads that can be used with PIO-USB to add a peripheral.\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.adafruit.com\/product\/4449\"\u003eAdafruit recommend a USB A socket cable\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor adding a proper USB host port.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eYou can use this board with\u003cspan\u003e \u003c\/span\u003e\u003cem\u003eeither\u003c\/em\u003e a Pico 1 (RP2040, using PIO-DVI) or Pico 2 (RP2350, using PIO-DVI or HSTX-DVI) . However, we recommend using the\u003cspan\u003e \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"\/en-au\/products\/raspberry-pi-pico-2\" target=\"_blank\"\u003ePico 2\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"\/en-au\/products\/raspberry-pi-pico-2-w\" target=\"_blank\"\u003ePico 2W\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewith this board since you can use the improved HSTX peripheral which means you can save a PIO and processor time when generating video.\u003c\/p\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eThe PiCowbell provides you with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRight angle JST SH connector for I2C \/ Stemma QT \/ Qwiic\u003c\/strong\u003e connection. Provides 3V, GND, IO4 (SDA), and IO5 (SCL). Also connected through to the HDMI sink (monitor) with level shifting, so the EDID can be read.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMini HDMI connector \u003c\/strong\u003efor DVI output to any HDMI display or monitor.\n\u003cul\u003e\n\u003cli\u003eGPIO12: D0+\u003c\/li\u003e\n\u003cli\u003eGPIO13: D0-\u003c\/li\u003e\n\u003cli\u003eGPIO14: Clock +\u003c\/li\u003e\n\u003cli\u003eGPIO15: Clock -\u003c\/li\u003e\n\u003cli\u003eGPIO16: D2+\u003c\/li\u003e\n\u003cli\u003eGPIO17: D2-\u003c\/li\u003e\n\u003cli\u003eGPIO18: D1+\u003c\/li\u003e\n\u003cli\u003eGPIO19: D1-\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePin breakout for HDMI extras:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003eUtility, CEC, and HotPlug pins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset button \u003c\/strong\u003e- Press to restart your program\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlide switch\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e- On GPIO #3 for whatever purpose you wish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB host port pads - \u003c\/strong\u003ethat can be used with PIO-USB to add a peripheral.\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.adafruit.com\/product\/4449\"\u003eAdafruit recommend a USB A socket cable\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor adding a proper USB host port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMany pads on the 'Bell have a duplicate hole pad\u003c\/strong\u003e next to it for solder-jumpering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe ground pads have white silkscreen rectangles\u003c\/strong\u003e to easily identify\u003c\/li\u003e\n\u003cli\u003eGold-plated pads for easy soldering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eIn Arduino,  Adafruit \u003ca href=\"https:\/\/github.com\/adafruit\/PicoDVI\"\u003euse their fork of PicoDVI\u003c\/a\u003e (RP2040 or RP235) or\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/github.com\/adafruit\/Adafruit-DVI-HSTX\"\u003eAdafruit_DVI_HSTX\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e(RP2350 only) to create an internal framebuffer of 320x240 or 400x240 16-bit pixels that is then continuously blitted out as pixel-doubled 640x480 or 800x480 digital video. Whatever you 'draw' to the internal memory framebuffer appears instantly on the digital display in crisp color. Since the library is a subclass of AdafruitGFX, it'll be familiar to folks who have used our TFT or OLED displays before. \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/docs.circuitpython.org\/en\/latest\/shared-bindings\/picodvi\/\"\u003eThere's also DVI output support in CircuitPython\u003c\/a\u003e - but note that it uses a\u003cspan\u003e \u003c\/span\u003e\u003cem\u003elot\u003cspan\u003e \u003c\/span\u003e\u003c\/em\u003eof memory, so in particular if you want to use Pico with WiFi support, you should go with a Pico 2 since it has more SRAM.\u003c\/p\u003e\n\u003cp\u003eWe also connected the HDMI-connectors I2C pins to the SDA\/SCL of the Pico (through a safe level shifter) so you can read the EDID EEPROM of displays, and have broken out the CEC and Utility pads. The Hot Plug Detect pin is also available. Read this pin to know when a display has been connected!\u003c\/p\u003e\n\u003cp\u003eEach order comes with an assembled PCB and header. You will need to solder in the header yourself, but it's a quick task.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note! \u003c\/strong\u003eThere are numerous possible configurations, and you could use various headers depending on how you want to solder and attach. Especially if you want the Pico on top so that the BOOTSEL button and LED are accessible.\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003ca rel=\"noopener\" href=\"\/en-au\/products\/pico-stacking-headers\" target=\"_blank\"\u003eUse the Pico Stacking Headers\u003c\/a\u003e if you want to be able to plug into a breadboard or other accessory with sockets.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.adafruit.com\/product\/5583\"\u003eUse the Pico Socket Headers\u003c\/a\u003e if you want to plug directly in and have a nice solid connection that doesn't have any poking-out-bits.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.adafruit.com\/product\/5585\"\u003eUse the Short Socket Headers\u003c\/a\u003e for a very slim but pluggable design; note that you'll want to trim down the Pico's headers or \u003ca href=\"https:\/\/www.adafruit.com\/product\/5584\"\u003euse the short plug headers on the Pico\u003c\/a\u003e to have a skinny sandwich.\u003c\/li\u003e\n\u003cli\u003eSolder the PCB directly to the Pico headers - of course, this is very compact and inexpensive, but you won't be able to remove the PiCowbell.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNeed a mini HDMI cable? \u003ca href=\"\/en-au\/products\/mini-hdmi-cable\" target=\"_blank\" rel=\"noopener\"\u003eClick here\u003c\/a\u003e!\u003c\/p\u003e\n\u003ch2\u003eTechnical Details\u003c\/h2\u003e\n\u003cp\u003eProduct Dimensions: 52.4mm x 20.3mm x 4.9mm \/ 2.1\" x 0.8\" x 0.2\"\u003c\/p\u003e\n\u003cp\u003eProduct Weight: 4.5g \/ 0.2oz\u003c\/p\u003e\n\u003cp\u003e\u003cimg height=\"80\" width=\"145\" alt=\"RoHS 2 2011 65 EU Compliant\" src=\"https:\/\/www.adafruit.com\/includes\/templates\/shop2019\/images\/RoHS2_2011_65_EU.svg\"\u003e \u003cimg height=\"80\" width=\"145\" alt=\"RoHS 2 2015 863 EU Compliant\" src=\"https:\/\/www.adafruit.com\/includes\/templates\/shop2019\/images\/RoHS2_2015_863_EU.svg\"\u003e\u003c\/p\u003e\n\u003ch2\u003eLearn\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/learn.adafruit.com\/adafruit-picowbell-hstx-dvi-output\"\u003ePrimary Guide: Adafruit PiCowBell HSTX DVI Output\u003c\/a\u003e\u003cbr\u003eDing dong! Hear that? It's the PiCowbell ringing, letting you know that the new Adafruit PiCowbell HSTX DVI Output for Pico is in stock and ready to display images and graphics from a microcontroller directly to an HDMI monitor or television!\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/learn.adafruit.com\/products\/6363\/guides\" target=\"_blank\"\u003eSee All Guides\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Adafruit","offers":[{"title":"Default Title","offer_id":57079727391093,"sku":"ADA6363","price":5.25,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0389\/1025\/files\/6363-05.jpg?v=1776439315","url":"https:\/\/wholesale.pimoroni.com\/en-au\/products\/adafruit-picowbell-hstx-dvi-output-for-pico-works-with-hdmi-displays","provider":"Pimoroni Wholesale","version":"1.0","type":"link"}