Literally play music on your BBC micro:bit using this mini piano keyboard! This cool little keyboard connects directly to your micro:bit and includes a buzzer and four bright multicoloured LEDs.
You get 13 capacitive touch keys that communicate with your micro:bit using I2C, leaving a bunch of other pins available from the side of the board, to connect additional devices.
Example code and a data sheet are
SPECIFICATIONS
- Touch controller: TTP229
- LED: WS2812B
- LED color depth: 16777216 colors
- Dimension: 85mm x 56mm
- Operating voltage: 3.3V
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 |
