GetSysInfo
The "GetSysInfo" function allows system information relating to the PLC Controller to be read.
FUNCTION GetSysInfo : WORD
VAR_INPUT
VAR_INPUT
bDummy : BOOL
END_VAR
At least one input is required for functions.
The system information is encoded in the return parameter of the function as follows:
Return value | Description |
|---|---|
Bit 0 set | The fieldbus and terminal bus status information is available |
Bit 1 set | The system tick is present (controllers with older firmware do not support this feature). |
Bit 2 set | The PLC cycle time watchdog monitoring is active. |
Bit 3 - 15 | reserved |
Requirements
Development environment | Target platform | PLC libraries to include |
|---|---|---|
TwinCAT v2.7.0 and above | BCxxxx (165) | PlcSystemBC.Lb6 |