18 lines
345 B
Python
18 lines
345 B
Python
import time
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import board
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import busio
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import digitalio
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import adafruit_74hc595
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spi = busio.SPI(board.SCK, MOSI=board.MOSI)
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latch_pin = digitalio.DigitalInOut(board.D5)
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sr = adafruit_74hc595.ShiftRegister74HC595(spi, latch_pin)
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pin1 = sr.get_pin(1)
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while True:
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pin1.value = True
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time.sleep(1)
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pin1.value = False
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time.sleep(1)
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