rotary encoder and led example

code.py

import digitalio
import board
import usb_hid
import rotaryio
from adafruit_hid.consumer_control import ConsumerControl
from adafruit_hid.consumer_control_code import ConsumerControlCode

consumer_control = ConsumerControl(usb_hid.devices)


class Encoder:
    def __init__(self):
        self.enc = rotaryio.IncrementalEncoder(board.GP14, board.GP15)
        self.lastValue = None

    def processEncoder(self):
        value = self.enc.position
        if self.lastValue == value:
            return
        print("Encoder: {}".format(value))
        if self.lastValue is not None:
            if self.lastValue < value:
                consumer_control.send(ConsumerControlCode.VOLUME_INCREMENT)
            else:
                consumer_control.send(ConsumerControlCode.VOLUME_DECREMENT)
        self.lastValue = value


theEncoder = Encoder()

led = digitalio.DigitalInOut(board.GP16)
led.direction = digitalio.Direction.OUTPUT
led.value = True

while True:
    theEncoder.processEncoder()