Skull-shaped ATSAMD51 development board with integrated TFT display, accelerometer, and NeoPixels. Designed for wearables, badges, and cosplay props. Orange Halloween Edition is cosmetically distinct but functionally identical to the standard HalloWing M4.
| Pin | Type |
|---|---|
| A2 | Analog |
| A3 | Analog |
| A4 | Analog |
| A5 | Analog |
| SPEAKER (A0) | Signal |
| SENSOR JACK (2) | Signal |
| NEOPIXEL JACK (3) | Signal |
| I2C JACK | Signal |
| VBAT | Power |
| FeatherWing sockets | Signal |
USB · 3.3 V
Confirm the data interface matches your host board.
Module pins: VBAT, A2, A3, A4, A5, SPEAKER (A0), SENSOR JACK (2), NEOPIXEL JACK (3). Schematik maps them to your board in the app.
Specialists: Teensy for high-clock audio and USB, Adafruit SAMD boards running CircuitPython or the Arduino IDE, proper STM32 eval kits, and the micro:bit classroom ecosystem. Schematik builds target ESP32, Arduino Uno, and Pico; come here when you have a specific reason to.
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