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emergency sounds/lights
import random
import time
import board
import neopixel
import touchio
import digitalio
from audioio import WaveFile
from audioio import AudioOut
touch_pad = board.A3
touch = touchio.TouchIn(touch_pad)
spkrenable = digitalio.DigitalInOut(board.SPEAKER_ENABLE)
spkrenable.direction = digitalio.Direction.OUTPUT
spkrenable.value = True
audiofiles = ["rimshot.wav", "siren.wav", ""]
def fireeffect():
pixel1[random.randrange(45)] = (255, 0, 0)
pixel1[random.randrange(45)] = color2
pixel1[random.randrange(45)] = color2
pixel1[random.randrange(45)] = color2
pixels = neopixel.NeoPixel(board.NEOPIXEL, 10, brightness=0.8)
pixel1 = neopixel.NeoPixel(board.A1, 45, brightness=0.8)
color2 = (50, 0, 0)
fire = 0
def play_file(filename):
wave_file = open(filename, "rb")
with WaveFile(wave_file) as wave:
with AudioOut(board.SPEAKER) as audio:
audio.play(wave)
while audio.playing:
pass
audio = AudioOut(board.SPEAKER)
wave = WaveFile(open(audiofiles[1], "rb"))
time_started = 0
while True:
now = time.monotonic()
if touch.value:
if not audio.playing:
audio.play(wave, loop=True)
fireeffect()
time_started = now
if now - time_started < 5:
fireeffect()
elif audio.playing:
audio.stop()
pixel1.fill((0, 0, 0))
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