37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
# SPDX-FileCopyrightText: 2018 Limor Fried for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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# Simple NEC remote decode-and-print example
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# Prints out the 4-byte code transmitted by NEC remotes
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import pulseio
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import board
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import adafruit_dotstar
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import adafruit_irremote
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led = adafruit_dotstar.DotStar(board.APA102_SCK, board.APA102_MOSI, 1)
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pulsein = pulseio.PulseIn(board.REMOTEIN, 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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print("Ready for NEC remote input!")
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while True:
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led[0] = (0, 0, 0) # LED off
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pulses = decoder.read_pulses(pulsein)
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print("\tHeard", len(pulses), "Pulses:", pulses)
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try:
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code = decoder.decode_bits(pulses, debug=False)
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led[0] = (0, 100, 0) # flash green
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print("Decoded:", code)
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except adafruit_irremote.IRNECRepeatException: # unusual short code!
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led[0] = (100, 100, 0) # flash yellow
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print("NEC repeat!")
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except adafruit_irremote.IRDecodeException as e: # failed to decode
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led[0] = (100, 0, 0) # flash red
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print("Failed to decode: ", e.args)
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print("----------------------------")
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