simple_pycom_assistant.py

import serial
import threading
import sys
import signal
import time


def quit(signum, frame):
    print('')
    print('stop fuction')
    sys.exit()


if __name__ == "__main__":
    ser = serial.Serial('/dev/ttymxc1', 9600, timeout=10)
    signal.signal(signal.SIGINT, quit)
    signal.signal(signal.SIGTERM, quit)
    while True:
        ser.write(b'~\xa0\x1f\x00\xbf~')
        resp = ser.read(16)
        print(resp)
        time.sleep(3)