text: import minimalmodbus
  import serial
  import time
  import requests
  
  instrument = minimalmodbus.Instrument('/dev/ttyUSB0', 1)
  instrument.serial.baudrate = 9600
  instrument.serial.bytesize = 8
  instrument.serial.parity   = serial.PARITY_NONE
  instrument.serial.stopbits = 1
  instrument.serial.timeout  = 3
  
  try:
          Realtime_ACW = instrument.read_long(3004, functioncode=4, signed=False) #Read AC Watts as Unsigned 32-Bit
          print("AC Watts: " + str(Realtime_ACW) + " W")
          Realtime_DCU = instrument.read_register(3021, number_of_decimals=0, functioncode=4, signed=False) #Read DC volts as Unsigned 16-Bit
          print("DC Volt: " + str(Realtime_DCU/10.0) + " V")
          Realtime_DCI = instrument.read_register(3022, number_of_decimals=0, functioncode=4, signed=False) #Read DC current as Unsigned 16-Bit
          print("DC Current: " + str(Realtime_DCI/10.0) + " A")
          Realtime_ACU = instrument.read_register(3035, number_of_decimals=0, functioncode=4, signed=False) #Read AC volts as Unsigned 16-Bit
          print("AC volt: " + str(Realtime_ACU/10.0) + " V")
          Realtime_ACI = instrument.read_register(3038, number_of_decimals=0, functioncode=4, signed=False) #Read AC current as Unsigned 16-Bit
          print("AC Current: " + str(Realtime_ACI/10.0) + " A")
          Realtime_ACF = instrument.read_register(3042, number_of_decimals=0, functioncode=4, signed=False) #Read AC frequency as Unsigned 16-Bit
          print("AC Frequency: " + str(Realtime_ACF/100.0) + " Hz")
          Inverter_C = instrument.read_register(3041, number_of_decimals=0, functioncode=4, signed=True) #Read inverter temperature as Signed 16-Bit
          print("Inverter temperature: " + str(Inverter_C/10.0) + " C")
          AlltimeEnergy_KWH = instrument.read_long(3008, functioncode=4, signed=False) #Read all time energy (kWh total) as Unsigned 32-Bit
          print("Generated all time: " + str(AlltimeEnergy_KWH) + " kWh")
          Today_KWH = instrument.read_register(3014, number_of_decimals=1, functioncode=4, signed=False) #Read todays energy (kWh total) as 16-Bit
          print("Generated today: " + str(Today_KWH) + " kWh")
  
          payload = {
                  'acw': str(Realtime_ACW),
                  'dcv': str(Realtime_DCU/10.0),
                  'dci': str(Realtime_DCI/10.0),
                  'acv': str(Realtime_ACU/10.0),
                  'aci': str(Realtime_ACI/10.0),
                  'acf': str(Realtime_ACF/100.0),
                  'temp': Inverter_C/10,
                  'alltime': str(AlltimeEnergy_KWH),
                  'today': str(Today_KWH)
          }
          r = requests.post("https://canki.nl/solis/post.php", data=payload)
          print(r.text)
  
  except Exception, e:
          print(str(e));