Optokopf Python

Links

* https://stackoverflow.com/questions/38836848/read-serial-python

* https://www.seventeenfour.com/index.php/iskra-mt-174-mit-raspberry-pi-auslesen/

* http://blog.bubux.de/raspberry-pi-ehz-auslesen/

* https://www.python-forum.de/viewtopic.php?t=32163

* Treiberquelle https://shop.weidmann-elektronik.de/index.php?page=product&info=24

Code

#!/usr/bin/env python

import serial
import time

SERIALPORT = „/dev/ttyUSB0“
BAUDRATE = 300

ser = serial.Serial(SERIALPORT, BAUDRATE, serial.SEVENBITS, serial.PARITY_EVEN)

ser.write(„\x2F\x3F\x21\x0D\x0A“)

time.sleep(0.5)
numberOfLine = 0

while True:
   response = ser.readline()
   print(response)

  numberOfLine = numberOfLine + 1
   if (numberOfLine >= 11):
     break

ser.close()