pos.py

import serial
ser = serial.Serial('/dev/ttyPos0')
print(ser.name)
ser.baudrate = 115200
ser.stopbits = 1
print(ser.is_open)
print(ser.write(
    b'\x02\x30\x30\x30\x30\x35\x34\x31\x32\x31\x38\x39\x32\x7c\x31\x35\x7c\x30\x30\x30\x30\x30\x30\x30\x30\x30\x33\x31\x32\x34\x34\x33\x7c\x30\x35\x30\x33\x35\x35\x36\x35\x7c\x30\x7c\x30\x30\x30\x30\x30\x30\x30\x30\x31\x30\x30\x30\x7c\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x7c\x30\x31\x7c\x30\x7c\x30\x31\x7c\x30\x7c\x30\x30\x7c\x30\x7c\x30\x30\x7c\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x7c\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x30\x7c\x30\x30\x7c\x7c\x30\x30\x7c\x7c\x30\x30\x7c\x7c\x30\x30\x7c\x7c\x30\x30\x04'))
ser.flush()
ser.close()
print(ser.is_open)