Adafruit 4x4 NeoTrellis Feather M4 Kit Pack

Adafruit 4x4 NeoTrellis Feather M4 Kit Pack features a super-specifically laser-cut enclosure with diffused colorful buttons. This enclosure turns the 4x4 Trellis into a handheld feather M4 express-powered light/music maker. This M4 kit pack can also be used as a MIDI instrument or control panel. The 4x4 NeoTrellis feather M4 kit pack's enclosure offers a button pad board that is fully assembled/tested and uses the I2C interface for communication. The I2C interface is capable of completely handling button management and LED driving. This kit pack includes NeoTrellis RGB driver PCB, JST PH 4-pin to male header cable, an I2C STEMMA cable, a silicone elastomer button pad, and little rubber-bumper feet.


  • Super-specifically laser-cut enclosure
  • Diffused colorful buttons
  • Communicates over an I2C interface
  • 32-bit data bus width
  • Arduino/C++ and CircuitPython/Python library support
  • 86mm x 86mm x 31mm dimensions

Kit Contents

  • 1x Adafruit Neo Trellis RGB driver PCB for 4x4 keypad
  • 1x Adafruit Feather M4 Express
  • 1x Adafruit 4x4 NeoTrellis acrylic enclosure and hardware kit
  • 1x JST PH 4-pin to male header cable - I2C STEMMA cable - 200mm
  • 1x silicone elastomer 4x4 button keypad
  • 1x little rubber feet (4 bumpers total)


Published: 2019-11-06 | Updated: 2023-06-16