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4a8d130c72
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import asyncio |
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import RPi.GPIO as GPIO |
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RELAY1 = 4 |
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RELAY2 = 22 |
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RELAY3 = 6 |
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RELAY4 = 26 |
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RELAY_ON = True |
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RELAY_OFF = False |
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RELAYS = [RELAY1, RELAY2, RELAY3, RELAY4] |
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def set_relay(r, state): |
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GPIO.output(r, state) |
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def all_off(): |
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for r in RELAYS: |
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set_relay(r, RELAY_OFF) |
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def init_relays(): |
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GPIO.setmode(GPIO.BCM) |
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GPIO.setwarnings(False) |
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for r in RELAYS: |
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GPIO.setup(r, GPIO.OUT) |
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all_off() |
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async def test(): |
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for r in RELAYS: |
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set_relay(r, RELAY_ON) |
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await asyncio.sleep(0.5) |
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set_relay(r, RELAY_OFF) |
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if __name__ == '__main__': |
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init_relays() |
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loop = asyncio.get_event_loop() |
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loop.run_until_complete(test()) |
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loop.close() |
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