98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
# The Knob
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# Made by: Jens Ståhl
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# Board: RP2040-Zero
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# v1.0: 2025-01-12 (Initial release)
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#SW: GP29
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#DT: GP28
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#CLK: GP27
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import board
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import time
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import neopixel
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import usb_hid
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import digitalio
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import rotaryio
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from adafruit_debouncer import Button
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from adafruit_hid.keyboard import Keyboard
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from adafruit_hid.keycode import Keycode
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from adafruit_hid.consumer_control import ConsumerControl
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from adafruit_hid.consumer_control_code import ConsumerControlCode
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pixel = neopixel.NeoPixel(board.NEOPIXEL, 1)
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kbd = Keyboard(usb_hid.devices)
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cc = ConsumerControl(usb_hid.devices)
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pin = digitalio.DigitalInOut(board.GP29)
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pin.direction = digitalio.Direction.INPUT
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pin.pull = digitalio.Pull.UP
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switch = Button(pin)
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encoder = rotaryio.IncrementalEncoder(board.GP27, board.GP28)
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last_position = 0
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leftRotary, rightRotary, buttonStatus = False, False, False
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now = time.monotonic()
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lastButton = time.monotonic()
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lastTurn = time.monotonic()
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RED = (255, 0, 0)
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YELLOW = (255, 150, 0)
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GREEN = (0, 255, 0)
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CYAN = (0, 255, 255)
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BLUE = (0, 0, 255)
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PURPLE = (180, 0, 255)
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ORANGE = (220, 88, 42)
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BLANK = (0, 0, 0)
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def setLED(color):
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global now
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pixel[0] = color
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if color != BLANK:
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now = time.monotonic()
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while True:
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position = encoder.position
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if position > last_position:
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lastTurn = time.monotonic()
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if buttonStatus and not rightRotary:
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cc.send(ConsumerControlCode.SCAN_NEXT_TRACK)
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setLED(YELLOW)
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leftRotary, rightRotary = False, True
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elif not buttonStatus and ((lastButton + 1) < time.monotonic()):
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cc.send(ConsumerControlCode.VOLUME_INCREMENT)
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setLED(GREEN)
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if position < last_position:
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lastTurn = time.monotonic()
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if buttonStatus and not leftRotary:
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cc.send(ConsumerControlCode.SCAN_PREVIOUS_TRACK)
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setLED(YELLOW)
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leftRotary, rightRotary = True, False
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elif not buttonStatus and ((lastButton + 1) < time.monotonic()):
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cc.send(ConsumerControlCode.VOLUME_DECREMENT)
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setLED(BLUE)
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last_position = position
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switch.update()
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if switch.long_press and ((lastTurn + 1) < time.monotonic()):
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cc.send(ConsumerControlCode.MUTE)
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setLED(RED)
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if switch.short_count == 1 and ((lastTurn + 1) < time.monotonic()):
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cc.send(ConsumerControlCode.PLAY_PAUSE)
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setLED(CYAN)
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if switch.short_count == 2 and ((lastTurn + 1) < time.monotonic()):
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kbd.send(Keycode.ALT, Keycode.A) #Mute Zoom
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kbd.send(Keycode.CONTROL, Keycode.SHIFT, Keycode.M) #Mute Teams
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setLED(RED)
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if switch.pressed:
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buttonStatus = True
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if switch.released:
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lastButton = time.monotonic()
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leftRotary, rightRotary, buttonStatus = False, False, False
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if (time.monotonic() - now > 0.3) and not (pixel[0] == BLANK):
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setLED(BLANK)
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