Piano Module for micro:bit

Features:

* micro:bit edge connector, directly pluggable

* Add a micro:bit if you don't have one!

* Buzzer to play music

* Onboard capacitive touch controller, 13x touch keys through the I2C interface

* 4x RGB LEDs, controlled by only one signal pin

* Breakout module control pins, micro:bit SPI pins, and GPIO pins

* Easy Expansion

* Code, Video and Instruction Wiki Examples

* micro:bit not included, for real

Specifications:

* Touch controller: TTP229

* LED: WS2812B

* LED color depth: 16777216 colors

* Operating voltage: 3.3V

* Works with micro:bit v. 1 & 2

Pinouts Symbol / Description

* VCC = Power (3.3V input)

* GND = Ground

* P0 = Buzzer control pin, related to mcro:bit P0

* P1 = LED control pin, related to mcro:bit P1

* SCL = Touch keys control pin, I2C clock

* SDA = Touch keys control pin, I2C data