Description
The Adafruit HalloWing M0 Express is a skull-shaped development board featuring the ATSAMD21G18 processor and a 1.44″ 128×128 full-color TFT display, perfect for wearable electronics, badges, cosplay props, and more.
This spooky board includes four fang-like capacitive touch inputs, an 8 MB SPI Flash storage, a 3-axis accelerometer, light sensor, mono Class-D speaker driver with volume control, LiPoly battery port with charging capability, USB port for programming, and Feather-compatible headers for expansion.
- ATSAMD21G18 @ 48MHz with 3.3V logic – 256KB FLASH and 32KB RAM
- 1.44″ 128×128 full-color TFT display for vibrant visuals
- 8 MB SPI Flash for storing images, sounds, and animations
- 3-axis accelerometer and light sensor for interactive projects
- Mono Class-D speaker driver with mini volume potentiometer
- LiPoly battery port with built-in charging functionality
- USB port for battery charging, programming, and debugging
- Two Feather-compatible female header strips for expansion
- JST ports for NeoPixels, sensor inputs, and I2C
- On-Off switch and reset button for easy control
The board is fully assembled with a UF2 bootloader pre-installed, supporting Arduino and CircuitPython development environments. It has been updated with improved silkscreen and tan connectors as of October 31, 2023.
Note: The LiPoly battery is not included; recommended options are the 350mAh or 500mAh LiPoly batteries from Adafruit.
Dimensions: 60.0mm x 51.0mm x 11.0mm; Weight: 17.5g.
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