Adafruit NeoTrellis M4 with Enclosure and Buttons Kit Pack

The Adafruit NeoTrellis M4 Kit Pack is an all-in-one USB + NeoPixel + Elastomer + Audio board powered by the SAMD51 Cortex M4 core running at 120 MHz. It features 512KB of flash, 192KB of RAM, and a native USB port that can act as a true USB MIDI device.

This development board includes a 4×8 grid of elastomer button pads with dedicated NeoPixels, allowing for colorful illumination and simultaneous button presses with a fully diode’d matrix. The board has stereo DAC outputs on a TRRS headphone jack, an electret microphone amplifier for audio input, and a precision triple-axis accelerometer (ADXL343) for sensor data.

Additional features include:

• ATSAMD51 32-bit Cortex M4 core at 120 MHz with hardware DSP and floating point support
• 8 MB SPI FLASH chip for extra storage
• 4×8 elastomer pads with NeoPixels
• TRRS Headphone jack with stereo DAC outputs and microphone input
• Built-in MAX4466 electret mic amplifier for mobile phone headsets
• 4-JST hacking port compatible with STEMMA and Grove connectors providing power, ground, and GPIO pins for I2C/ADC/UART
• Analog Devices ADXL343 triple-axis accelerometer
• Comes with an enclosure, two 4×4 silicone elastomer button keypads, and rubber bumper feet

This kit pack is ideal for musicians, makers, and developers looking to create interactive interfaces and sound projects.

Includes:

• 1 x Adafruit NeoTrellis M4 Mainboard
• 1 x Adafruit NeoTrellis M4 Enclosure kit
• 2 x Silicone Elastomer 4×4 Button Keypad
• 1 x Little Rubber Bumper Feet (4 bumpers total)