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 available here.
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 |