Function onReadable

examples/drivers/m5dial-rotary_encoder/main.js:55–65

()

const rotaryEncoder = new device.peripheral.RotaryEncoder({
  onReadable() {
    const count = this.read();
    trace(`count: ${count}\n`);
    drawCount(count.toString());
    if (count > current) {
      buzzer.tone(7000, 20);
    } else {
      buzzer.tone(6000, 20);
    }
    current = count;
  },
});