Expansion board compatible with UNIHIKER K10 and micro:bit, adding extra I/O pins, integrated power management, motor drive, and LEGO-compatible mounting. Connects via the standard edge connector.
| Pin | Position | Type |
|---|---|---|
| USB-C Charge | 1 | Power |
| DC motor driver x4 | 2 | Signal |
| Power Switch | 3 | Control |
| Full Function GPIO x6 | 4 | Signal |
| Edge Connector IO x9 | 5 | Signal |
| I2Cother | 6 | Signal |
USB · 3.3 V
Confirm the data interface matches your host board.
Module pins: USB-C Charge, DC motor driver x4, Full Function GPIO x6, Edge Connector IO x9, I2C / other. 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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