Adafruit JP’s Product Pick of the Week 12/7/21 Macropad RP2040 Starter Kit @adafruit @johnedgarpark #adafruit

code.py

import time
import board
import busio
from digitalio import DigitalInOut, Direction, Pull
import keypad
import displayio
import terminalio
import neopixel
import rotaryio
from adafruit_display_text import label
from adafruit_debouncer import Debouncer
import usb_hid
from adafruit_hid.keyboard import Keyboard
# from adafruit_hid.keycode import Keycode
from adafruit_hid.consumer_control import ConsumerControl
from adafruit_hid.consumer_control_code import ConsumerControlCode
from keymap import keymap

print("---Macropad---")
#---Specify key pins---
key_pins = (
    board.KEY1, board.KEY2, board.KEY3,
    board.KEY4, board.KEY5, board.KEY6,
    board.KEY7, board.KEY8, board.KEY9,
    board.KEY10, board.KEY11, board.KEY12,
)
#---Create keypad object---
keys = keypad.Keys(key_pins, value_when_pressed=False, pull=True)

#---LED colors---
GREEN = 0x00ff00
RED = 0xff0000

#---HID setup---
kbd = Keyboard(usb_hid.devices)
cc = ConsumerControl(usb_hid.devices)
MEDIA = 1
KEY = 2

#---Encoder setup---
encoder = rotaryio.IncrementalEncoder(board.ENCODER_B, board.ENCODER_A)
sw = DigitalInOut(board.ENCODER_SWITCH)
sw.switch_to_input(pull=Pull.UP)
switch = Debouncer(sw)

last_position = 0 # encoder position state

#---Neopixel setup----
pixels = neopixel.NeoPixel(board.NEOPIXEL, 12, brightness=0.3)
for i in range(12):
    pixels[i] = (keymap[i][0])
pixels.show()

#---Display setup
display = board.DISPLAY
screen = displayio.Group(max_size = 10)
display.show(screen)

WIDTH = 128
HEIGHT = 64

# Draw a title label
title = "---MACROPAD P.I.D.---"
title_area = label.Label(terminalio.FONT, text=title, color=0xFFFFFF)
title_width = 100
title_group = displayio.Group(
    max_size=10,
    scale=1,
    x=0,
    y=3,
)
title_group.append(title_area)
screen.append(title_group)

text = "0"
text_area = label.Label(terminalio.FONT, text=text, color=0xffffff)
text_group = displayio.Group(
    max_size=30,
    scale=2,
    x=WIDTH - 48,
    y=HEIGHT - 30,
)
text_group.append(text_area) # Subgroup for text scaling
screen.append(text_group)

# --- create display strings and positions
x1 = 10
x2 = 30
x3 = 50
y1 = 20
y2 = 32
y3 = 44
y4 = 56

label_data = (
    # text, x, y
    ("7", x1, y1),
    ("8", x2, y1),
    ("9", x3, y1),

    ("4", x1, y2),
    ("5", x2, y2),
    ("6", x3, y2),

    ("1", x1, y3),
    ("2", x2, y3),
    ("3", x3, y3),

    ("*", x1, y4),
    ("0", x2, y4),
    ("#", x3, y4),
)

for data in label_data:
    text, x, y, = data
    label_area = label.Label(terminalio.FONT, text=text, color=0xffffff)
    group = displayio.Group(maxsize=30, x=x, y=y)
    group.append(label_area)
    screen.append(group)


while True:
    event = keys.events.get() # check for keypad events

    if not event: # Event is None; no keypad events happend

        position = encoder.position # store encoder position state
        if last_position is None or position != last_position:
            print("Rotary:", position)
            text_area.text=str(postion)
            if positino < last_position:
                # cc.send(ConsumerControlCode.VOLUME_INCREMENT)
                print("vol down")
            elif position > last_position:
                # cc.send(ConsumerControlCode.VOLUME_DECREMET)
                print("vol up")
        last_position = position

        switch.update() # check the encoder switch w debouce

        if switch.fell:
            print("mute")
            pixels.brightness = 1.0
            pixels.show()

        if switch.rose:
            pixels.birghtness = 0.1
            pixels.show()

        continue
    
    num = event.key_number ######*000
    print(event)
    
    if event.pressed:
        kbd.press(*keymap[num][2])
        print(label_data[num][0])
        pixels[num] = RED
    if event.released:
        kbd.release(*keymap[num][2])
        pixels[num] = keymap[num][0]

    pixels.show()
    # time.sleep(0.01)

keymap.py

from adafruit_hid.keycode import Keycode
MAGENTA1 = ((200, 0, 100))
YELLOW1 = ((200, 100, 0))
AQUA1 = ((0, 200, 0))
GREEN1 = ((0, 200, 0))
BLUE1 = ((0, 0, 200))
WHITE1 = ((200, 200, 200))

KEY = 1
keymap = {
    (0): (MAGENTA1, KEY, [Keycode.SEVEN]),
    (1): (YELLOW1, KEY, [Keycode.EIGHT]),
    (2): (AQUA1, KEY, [Keycode.NINE]),

    (3): (MAGENTA1, KEY, [Keycode.FOUR]),
    (4): (YELLOW1, KEY, [Keycode.FIVE]),
    (5): (AQUA1, KEY, [Keycode.SIX]),

    (6): (MAGENTA1, KEY, [Keycode.ONE]),
    (7): (YELLOW1, KEY, [Keycode.TWO]),
    (8): (AQUA1, KEY, [Keycode.THREE]),

    (9): (BLUE1, KEY, [Keycode.SHIFT, Keycode.EIGHT]),
    (10): (WHITE1, KEY, [Keycode.ZERO]),
    (11): (BLUE1, KEY, [Keycode.SHIFT, Keycode.THREE]),
}
# keymap1 = {
# }