minimalmodbus

Modbus: Wrong response from the slave Question: I am trying to write data to DVP28SS2 controller using minimalmodbus in ascii mode. I have received a responce from thr controller but it seems wrong. In particular bits, corresponding to slave address and the function code don’t match them. The request is: 3A 30 31 31 30 …

minimalmodbus read multiple register on same device Question: Is there a way where I can read a set of register on a device with the python library minimalmodbus? Or is it one by one I need to read_register like this? instrument.read_register(0x0033,1) Asked By: jvels || Source Answers: Look at the minimalmodbus documentation for read_registers(). You …