51 lines
1.2 KiB
Python
51 lines
1.2 KiB
Python
# SPDX-FileCopyrightText: 2021 Brent Rubell for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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"""
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'ir_sensor.py'.
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=================================================
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control a LED with an IR Remote
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requires:
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- adafruit_irremote library
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"""
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import adafruit_irremote
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import board
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import digitalio
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import pulseio
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led = digitalio.DigitalInOut(board.D11)
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led.switch_to_output()
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pulsein = pulseio.PulseIn(board.D6, maxlen=120, idle_state=True)
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decoder = adafruit_irremote.GenericDecode()
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# size must match what you are decoding! for NEC use 4
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received_code = bytearray(4)
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last_code = None
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while True:
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try:
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pulses = decoder.read_pulses(pulsein)
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except MemoryError as e:
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print("Memory Error Occured: ", e)
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continue
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try:
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code = decoder.decode_bits(pulses, debug=False)
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except adafruit_irremote.IRNECRepeatException:
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print("NEC Code Repeated, doing last command")
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code = last_code
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except adafruit_irremote.IRDecodeException as e:
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print("Failed to decode: ", e)
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except MemoryError as e:
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print("Memory Error Occured: ", e)
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print(code[2])
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if code[2] == 247:
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led.value = True
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else:
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led.value = False
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last_code = code
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