![]() H2.serial. H2 = minimalmodbus.Instrument('COM6',ADRH1) # open serial port My platformio.ini looks like this: platform espressif8266 board nodemcuv2 framework esp8266-nonos-sdk boardupload.maximumsize 1048576. Minimalmodbus.InvalidResponseError: Checksum error in rtu mode: '\x00\x00' instead of 'c\x85'. Response, self.address, self.mode, functioncodeįile "C:\Users\AquaBattery.HP-LAPTOP\Desktop\minimalmodbus.py", line 1756, in _extract_payload Payload_from_slave = self._perform_command(functioncode, payload_to_slave)įile "C:\Users\AquaBattery.HP-LAPTOP\Desktop\minimalmodbus.py", line 1244, in _perform_command Val = H2.read_long(ADRH2,functioncode=4,byteorder=0)įile "C:\Users\AquaBattery.HP-LAPTOP\Desktop\minimalmodbus.py", line 560, in read_longįile "C:\Users\AquaBattery.HP-LAPTOP\Desktop\minimalmodbus.py", line 1170, in _generic_command When i run the script, this error occures:įile "C:\Users\AquaBattery.HP-LAPTOP\Desktop\H2-reading.py", line 33, in ![]() I have a script which should collect the concentration data from a sensor connected with MODBUS.
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