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@deckerego deckerego/code.py
Last active Dec 8, 2019

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Use a remote control to change the lights on a Circuit Playground Express
import pulseio
import board
import time
import neopixel
import touchio
import adafruit_irremote
from digitalio import DigitalInOut, Direction, Pull
power = True
color = (255, 255, 255)
brightness = 0.1
sleep = 1.0
timeout = 60 * 30
ticks = 0.0
# NeoPixels
pixels = neopixel.NeoPixel(board.NEOPIXEL, 10, auto_write=False)
pulsein = pulseio.PulseIn(board.IR_RX, maxlen=120, idle_state=True)
decoder = adafruit_irremote.GenericDecode()
# Toggle Switch
switch = DigitalInOut(board.SLIDE_SWITCH)
switch.direction = Direction.INPUT
switch.pull = Pull.UP
# Button A
button_a = DigitalInOut(board.BUTTON_A)
button_a.direction = Direction.INPUT
button_a.pull = Pull.DOWN
# Button B
button_b = DigitalInOut(board.BUTTON_B)
button_b.direction = Direction.INPUT
button_b.pull = Pull.DOWN
# Touchpads
touchpad_1 = touchio.TouchIn(board.A1)
touchpad_2 = touchio.TouchIn(board.A2)
touchpad_3 = touchio.TouchIn(board.A3)
touchpad_4 = touchio.TouchIn(board.A4)
touchpad_5 = touchio.TouchIn(board.A5)
touchpad_6 = touchio.TouchIn(board.A6)
touchpad_7 = touchio.TouchIn(board.A7)
# Color Palette by Receive Code
palette = {
1: (255, 0, 0), # Touchpad 1
2: ( 0, 255, 0), # Touchpad 2
3: ( 0, 0, 255), # Touchpad 3
4: ( 0, 255, 255), # Touchpad 4
5: (255, 0, 255), # Touchpad 5
6: (255, 255, 0), # Touchpad 6
7: (255, 255, 255), # Touchpad 7
123: (255, 0, 0), # 1
187: ( 0, 255, 0), # 2
59: ( 0, 0, 255), # 3
219: ( 0, 255, 255), # 4
91: (255, 0, 255), # 5
155: (255, 255, 0), # 6
27: (128, 255, 64), # 7
235: ( 64, 128, 255), # 8
107: (255, 64, 128), # 9
51: (255, 255, 255) # 0
}
def get_touchpad():
if touchpad_1.value: return 1
elif touchpad_2.value: return 2
elif touchpad_3.value: return 3
elif touchpad_4.value: return 4
elif touchpad_5.value: return 5
elif touchpad_6.value: return 6
elif touchpad_7.value: return 7
else : return False
def translate(pulses):
try:
return decoder.decode_bits(pulses) if pulses else False
except adafruit_irremote.IRNECRepeatException:
return False
except adafruit_irremote.IRDecodeException as e:
print("Failed to decode: ", e.args)
return False
def show_pixels():
for index in range(10):
pixels[index] = color if power else (0, 0, 0)
pixels.brightness = brightness
pixels.show()
while True:
received_code = translate(decoder.read_pulses(pulsein, blocking=False))
touchpad = get_touchpad()
if received_code:
print("NEC Infrared code received: ", received_code)
received_code = received_code[-1]
if button_a.value:
brightness = brightness + 0.1 if brightness < 1.0 else 1.0
if button_b.value:
brightness = brightness - 0.1 if brightness > 0.0 else 1.0
if touchpad:
color = palette[touchpad]
elif not received_code:
if ticks > timeout:
ticks = 0.0
power = False
elif power and switch.value:
ticks += sleep
elif received_code == 47: # Power
ticks = 0.0
power = not power
elif received_code == 103: # Channel +
brightness = brightness + 0.05 if brightness < 1.0 else 1.0
elif received_code == 231: # Channel -
brightness = brightness - 0.05 if brightness > 0.0 else 0.0
elif received_code == 159: # Fast Forward
brightness = 1.0
elif received_code == 31: # Rewind
brightness = 0.01
elif received_code in palette:
color = palette[received_code]
show_pixels()
time.sleep(sleep)
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