ISPSoft User Manual 2.4.3.1 Communication Parameter Setting - RS232/422/485 Before starting the setup of RS232/422/485 driver, make sure: (a) The software for driver installation can be found in the computer. (b) The PC and PLC hosts has now established connection and is functioning. (1) Type the Driver Name. To add special marks, only ‘_’ can be used . (2) For Connection Setup, select RS232/422/485 from the drop-down list for Type . (3) For COM Port, select the desired port for communication from the drop-down list. The list contains complete information regarding COM Port number and device name, which is the same as in Windows Device Manager .
If (a) and (b) mentioned above is confirmed, users will be able to select the COM Port. (4) The data format for communication is ASCII or RTU . (5) The communication protocol setting of the COM Port is the same as its connected device. When Default is clicked, the communication protocol parameters returns to defaults. 2-46