赤外線リモコン信号取得と送信用 circuit python プログラム

main.py

# https://ak1211.com/7586 (main.py)
# Copyright 2020 Akihiro Yamamoto
# Licensed under the Apache License, Version 2.0
from digitalio import DigitalInOut, Direction
import array
import board
import pulseio
import supervisor
import sys
import time

# IRM 
irm_pulse = pulseio.PulseIn(board.D0, maxlen=2000, idle_state=True)

# PWM
# carrier: 38kHz
# duty cycle: 1/3 = 65536/3 = 21845
pwm = pulseio.PWMOut(board.D1, duty_cycle=21845, frequency=38000, variable_frequency=False)
infrared_led_pulse = pulseio.PulseOut(pwm)

led = DigitalInOut(board.D13)
led.direction = Direction.OUTPUT

toggle = True
while True:
    if (len(irm_pulse) > 10):
        irm_pulse.pause()
        output = '{"name":['
        for i in range(len(irm_pulse)):
            output = output + "{},".format(irm_pulse[i])
        output = output[:-1] + "]}"
        print(output)
        irm_pulse.resume()

    irm_pulse.clear()

    # LEDを点滅させる
    led.value = toggle
    toggle = not toggle

    serial_inputs = ""
    # 時間待ちのついでにシリアル入力をしておく
    for c in range(6):
        time.sleep(0.2)
        while supervisor.runtime.serial_bytes_available:
            serial_inputs += sys.stdin.read(1)

    # 入力文字列を配列にする
    start = serial_inputs.find('[')
    end = serial_inputs.rfind(']')
    if (end-start) > 10:
        contents = serial_inputs[1+start:end]
        to_output_pulses = array.array( 'H', [int(v.strip()) for v in contents.split(',')] )
        # 赤外線リモコン信号送出
        infrared_led_pulse.send(to_output_pulses)

update