micro:bit Expansion Board Mini Piano Music Expansion Board Fun Colorful RGB Lights/Buzzer/Keypad I2C Interface Communication pcb Control chip: TTP229-LSF

Control chip: TTP229-LSF

signal pin and I2C communication

priced separately):

convenient for mounting on other devices

micro:bit Expansion Board Mini Piano Music Expansion Board Fun Colorful RGB Lights/Buzzer/Keypad I2C Interface Communication pcb Control chip: TTP229-LSFThe piano shield for micro: bit integrates the TTP229 LSF chip, 8 touch piano keys, 4 WS2812 LEDS and a passive buzzer element. It also comes with 6 edge connectors, containing two 3V power input output connectors, 2 signal connectors. So it provides an easy way to connect other sensors modules to micro: bit main board. Besides, it extends 2 rows of header pad interfaces, easy for soldering the pin headers female headers of 2. 54mm pitch. One row