31 lines
721 B
Python
31 lines
721 B
Python
import time
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import board
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import busio
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import neopixel
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import adafruit_vl53l0x
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TRIGGER_DISTANCE = 500 # number of mm where the light toggles
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NEOPIXEL_PIN = board.D1
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NUMBER_OF_PIXELS = 8
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i2c = busio.I2C(board.SCL, board.SDA)
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sensor = adafruit_vl53l0x.VL53L0X(i2c)
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strip = neopixel.NeoPixel(NEOPIXEL_PIN, NUMBER_OF_PIXELS, brightness=1.0, auto_write=False)
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strip.fill((0, 0, 0))
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for i in range(NUMBER_OF_PIXELS):
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strip[i] = (64, 64, 64)
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strip.show()
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time.sleep(0.1)
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strip[i] = (0, 0, 0)
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strip.show()
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while True:
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if sensor.range < TRIGGER_DISTANCE:
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strip.fill((255, 255, 255))
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strip.show()
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else:
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strip.fill((0, 0, 0))
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strip.show()
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time.sleep(0.1)
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