What is called the realization of the MODBUS in qt? Combined with qt serial bus and qt serial port these two modules? Old man take a look at it

CodePudding user response:

Modbus is a communications protocol, is a program to use qt do and equipment using the modbus protocol communication
Need to have some knowledge of the modbus, client modbus and host modbus two modes, a serial port and TCP in two ways

CodePudding user response:

Upstairs said yes, you look at is a serial port or so, good connection can be used by modebus communications, qt serial port is a serial port module, modbus serial port can be used, generally use is request data, is the point table

CodePudding user response:

Libmodbus know