Function Block: IoDrvModbusTCPSlave

Library: IoDrvModbusTCPSlave

This block is generated for each Modbus TCP Server Device in the device tree.

Table 26. Outputs (VAR_OUTPUT)

Name	Data Type	Initial Value	Description
xInternalError	`Bool`	`FALSE`	Unrecoverable internal error (for example, if `mem-aloc` or license is missing)
uiClientConnections	`Bool`	`FALSE`	Number of currently established client connections (TCP/IP)