Techno Trade TBOX MS - Communication Ports of the CPU

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Version: 1.06 52

9.1.1. Communication ports of the CPU

By selecting the Group 0

Communication ports in

the workspace, you access

each port separately.

To enter the

configuration of the

communication port,

double click the port.

Example with COM1 – RS232

Depending on the type of communication port (RS232. RS485, modem or Ethernet),

different tabs are available:

Parameters: general parameters (local or modem, Baudrate, Protocol).

DCV: Digital Communication Variables. Special variables with a pre-defined

function (communication error, modem online, …). (see chapter 9.3)

ACV: Analog Communication Variables. Special variables with a pre-defined

function (time-out, user ID, …). (see chapter 9.3)

Advanced: mainly ‘timing’ parameters required when CPU is ‘Master’ or ‘Slave’ in a

ModBus communication.

TCP/IP: TCP IP configuration dedicated to the communication port, when available.