Global Variable List (GVL)

Overview

Type:	Global variables
Available as of:	V1.0.0.0

The global variable list contains the global variables of the ModbusHandling library.

Variable	Data Type	Default value	Description
`G_xOnlineChangeAllowed`	BOOL	FALSE	If TRUE, the online change detection is successfully initialized. Execute an online change while the POU is busy only if Gc_xOnlineChangeAllowed equals TRUE.
`G_ifConnectionManager`	IF_ConnectionManager	—	Instance of an interface to the global Modbus TCP connection manager for the Modbus TCP client function blocks. The interface provides methods for controlling and monitoring the global Modbus TCP connection manager.