markgdev

import minimalmodbus
import time
import paho.mqtt.publish as publish

instrument = minimalmodbus.Instrument('/dev/ttyUSB0', 1, debug = False)
instrument.serial.baudrate = 9600
# This probably doesn't need setting but I was getting timeout failures 
# rather than wrong data address when I had the registers wrong
instrument.serial.timeout = 2
# An example read for long