92 lines
4.0 KiB
Python
92 lines
4.0 KiB
Python
# Raspberry Pi Pico Stopmo pad
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#
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# Using CircuitPython : https://circuitpython.org/board/raspberry_pi_pico/
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# Using Adafruit USB_HID Library : https://github.com/adafruit/Adafruit_CircuitPython_HID/releases
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#
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# Buttons default mapping
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# Red = Del/E
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# Green = Spacebar/Return
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# Blue = Right arrow/Up
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# Yellow = Left arrow/Down
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# Black = Esc/R
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#
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# Switch on : Alt mode
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#
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# Forked from
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# DroneBot Workshop 2021
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# https://dronebotworkshop.com
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import time
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import board
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import digitalio
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import usb_hid
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# Regular keys
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from adafruit_hid.keyboard import Keyboard
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from keyboard_layout_win_fr import KeyboardLayout
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from keycode_win_fr import Keycode
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# When in ALT mode, buttons use an alternative keycode.
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ALT = False
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# KB setup
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keyboard = Keyboard(usb_hid.devices)
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keyboard_layout = KeyboardLayout(keyboard)
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# Buttons setup
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buttons_gpio = {
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# name GPIO Keycode_1 Keycode_2(ALT mode) State DigitalIO (switch)
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"red" : dict(gpio=board.GP18, keycode_1=Keycode.DELETE, keycode_2=Keycode.E, state=False, DIO=None),
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"green" : dict(gpio=board.GP19, keycode_1=Keycode.SPACEBAR, keycode_2=Keycode.RETURN, state=False, DIO=None),
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"blue" : dict(gpio=board.GP16, keycode_1=Keycode.RIGHT_ARROW, keycode_2=Keycode.UP_ARROW, state=False, DIO=None),
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"black" : dict(gpio=board.GP20, keycode_1=Keycode.O, keycode_2=Keycode.R, state=False, DIO=None),
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"yellow": dict(gpio=board.GP17, keycode_1=Keycode.LEFT_ARROW, keycode_2=Keycode.DOWN_ARROW,state=False, DIO=None),
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"switch": dict(gpio=board.GP21, keycode_1=None, keycode_2=None, state=False, DIO=None, switch_setup=dict(gpio=board.GP7, state=False, DIO=None)),
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"fn_1": dict(gpio=board.GP15, keycode_1=Keycode.W, keycode_2=Keycode.X, state=False, DIO=None),
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"fn_2": dict(gpio=board.GP14, keycode_1=Keycode.L, keycode_2=Keycode.F, state=False, DIO=None),
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}
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# GPIO setup
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for btn in buttons_gpio:
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buttons_gpio[btn]['DIO'] = digitalio.DigitalInOut(buttons_gpio[btn]['gpio'])
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buttons_gpio[btn]['DIO'].direction = digitalio.Direction.INPUT
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buttons_gpio[btn]['DIO'].pull = digitalio.Pull.DOWN
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# Switch setup
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if 'switch_setup' in buttons_gpio[btn]:
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buttons_gpio[btn]['switch_setup']['DIO'] = digitalio.DigitalInOut(buttons_gpio[btn]['switch_setup']['gpio'])
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buttons_gpio[btn]['switch_setup']['DIO'].direction = digitalio.Direction.OUTPUT
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btn_scan_delay = 1/200
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while True:
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for btn in buttons_gpio:
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# If digital input is high and was not pressed previously
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if buttons_gpio[btn]['DIO'].value and not buttons_gpio[btn]['state']:
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if ALT:
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if buttons_gpio[btn]['keycode_2'] is not None:
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keyboard.press(buttons_gpio[btn]['keycode_2'])
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else:
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if buttons_gpio[btn]['keycode_1'] is not None:
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keyboard.press(buttons_gpio[btn]['keycode_1'])
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buttons_gpio[btn]['state'] = True
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# Turn light on, turn ALT mode on
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if 'switch_setup' in buttons_gpio[btn]:
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if not buttons_gpio[btn]['switch_setup']['DIO'].value:
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buttons_gpio[btn]['switch_setup']['DIO'].value = True
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ALT = True
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# If digital input is down and was pressed previously
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if not buttons_gpio[btn]['DIO'].value and buttons_gpio[btn]['state']:
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if ALT:
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if buttons_gpio[btn]['keycode_2'] is not None:
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keyboard.release(buttons_gpio[btn]['keycode_2'])
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else:
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if buttons_gpio[btn]['keycode_1'] is not None:
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keyboard.release(buttons_gpio[btn]['keycode_1'])
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buttons_gpio[btn]['state'] = False
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# Turn light off, turn ALT mode off
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if 'switch_setup' in buttons_gpio[btn]:
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if buttons_gpio[btn]['switch_setup']['DIO'].value:
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buttons_gpio[btn]['switch_setup']['DIO'].value = False
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ALT = False
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time.sleep(btn_scan_delay)
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