{"title":"Adafruit 4x4 NeoTrellis Feather M4 Kit Pack","handle":"adafruit-4x4-neotrellis-feather-m4-kit-pack","url":"/products/adafruit-4x4-neotrellis-feather-m4-kit-pack","description":"Build a handheld light-up button controller with this complete kit that pairs the Adafruit 4×4 NeoTrellis RGB Driver with a Feather M4 Express inside an elegant laser-cut acrylic enclosure. The 16 silicone buttons each have individually addressable NeoPixels underneath, and the seesaw I2C chip handles both button scanning and LED driving — so all communication happens over a simple I2C connection.\n\nWith Arduino/C++ and CircuitPython/Python library support, this kit is ready for MIDI controllers, interactive interfaces, control panels, or any project that benefits from illuminated tactile buttons.\n\nKey Features\n\n\n4×4 NeoTrellis RGB Button Grid – 16 silicone buttons with individually addressable NeoPixels\n\nFeather M4 Express Included – Powerful ATSAMD51 microcontroller with CircuitPython support\n\nSeesaw I2C Control – Button scanning and NeoPixel driving handled entirely over I2C\n\nLaser-Cut Acrylic Enclosure – Elegant black and white design with diffused button illumination\n\nSTEMMA QT Cable Included – Simplifies wiring between the NeoTrellis and Feather\n\nArduino and CircuitPython Support – Libraries available for both platforms\n\n\nIdeal For\n\nMIDI instruments and music controllers\nInteractive control panels\nCustom macro keyboards\nLight-up game controllers\n\n\nPackage Contents\n\n1× Adafruit NeoTrellis RGB Driver PCB for 4×4 Keypad\n1× Adafruit Feather M4 Express\n1× Adafruit 4×4 NeoTrellis Acrylic Enclosure and Hardware Kit\n1× JST PH 4-Pin to Male Header Cable (I2C STEMMA, 200 mm)\n1× Silicone Elastomer 4×4 Button Keypad\n1× Little Rubber Bumper Feet (4 bumpers)\n\n\n\nNote: Light soldering is required to connect wires to the Feather. For portable/untethered use, a 3.7V 500 mAh LiPo battery and DPDT toggle switch are recommended (not included).\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":5005,"title":"Default Title","sku":"AF-4352","price":102.29,"on_sale":false,"in_stock":true,"available_quantity":8,"option1":"Default Title"}]}