{"product_id":"adafruit-neotrellis-rgb-driver-pcb-for-4x4-keypad","title":"Adafruit NeoTrellis RGB Driver PCB for 4x4 Keypad","description":"\u003cp\u003eBy popular request, Adafruit upgraded their popular Trellis elastomer button kits to now have a PCB with \u003cem\u003efull color NeoPixel \u003c\/em\u003esupport! You heard that right, no more single-color LEDs, you can now have any colour you like under the fantastic rubbery button pads we sell.\u003c\/p\u003e\n\u003cp\u003eThese 4x4 button pad boards are fully tile-able and communicate over I2C. With 5 address pins, you've got the ability to connect up to 32 together in any arrangement you like. \u003ca href=\"https:\/\/learn.adafruit.com\/adafruit-seesaw-atsamd09-breakout\" target=\"_blank\"\u003eWith the trusty seesaw I2C-to-anything chip\u003c\/a\u003e, you don't even need to manage the NeoPixel driving. That's right! Both the button management and LED driving is completely handled for you all over plain I2C. With both Arduino\/C++ and CircuitPython\/Python library support, you can use these pads with any and all microcontroller or computer boards.\u003c\/p\u003e\n\u003cp\u003ePerfect for your next cool interface, MIDI instrument, control panel...whatever could benefit from beautiful diffused colourful buttons. For fast connection to a single board, there's a JST-PH 4-pin connector installed that will give you power+data access. It's Grove compatible (the cable fits, even though its not the exact same connector), or you can use a JST-PH 4 pin cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYou can tile up to 32 boards together by soldering them edge-to-edge and soldering closed the I2C address jumpers, then use one I2C connection for \u003cem\u003eall\u003c\/em\u003e tiled NeoTrellis boards!\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach order comes with one NeoTrellis board with seesaw chip and 16 NeoPixels already soldered in place. \u003cstrong\u003eElastomer button pad not included, \u003ca href=\"\/en-eu\/products\/adafruit-silicone-elastomer-4x4-button-keypad-for-3mm-leds\" target=\"_blank\"\u003eso be sure to pick one up\u003c\/a\u003e!\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eTECHNICAL DETAILS\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 60mm \/ 2.4\" x 60mm \/ 2.4\" x 4mm \/ 0.2\"\u003c\/li\u003e\n\u003cli\u003eThis board\/chip uses I2C 7-bit addresses between \u003cstrong\u003e0x2E \u003c\/strong\u003eto \u003cstrong\u003e0x4D \u003c\/strong\u003eselectable by soldering jumpers on the back of the board.\u003c\/li\u003e\n\u003cli\u003eProduct Dimensions: 60.0mm x 60.0mm x 7.5mm \/ 2.4\" x 2.4\" x 0.3\"\u003c\/li\u003e\n\u003cli\u003eProduct Weight: 13.3g \/ 0.5oz\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Adafruit","offers":[{"title":"Default Title","offer_id":21292372492371,"sku":"ADA3954","price":12.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/3954-03.jpg?v=1745607955","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/adafruit-neotrellis-rgb-driver-pcb-for-4x4-keypad","provider":"Pimoroni Ltd","version":"1.0","type":"link"}