GetProcessIoStatus()

This method is used to read the EtherCAT status of an I/O element.

Syntax:

METHOD GetProcessIoStatus : HRESULT
VAR_INPUT
    bWcState:               REFERENCE TO BOOL;
    bToggle:                REFERENCE TO BOOL;
    nInfoDataState:         REFERENCE TO UINT;
    sAdsAddr:               REFERENCE TO AMSADDR;
END_VAR

Return value

Name	Type	Description
GetProcessIoStatus	HRESULT	Return value with feedback on the success of the execution.

The return value of the method is of type HRESULT. The following return values are to be expected.

E_AdsErr	Return value	Cause
DEVICE_ERROR	0x9B00 0700	The I/O element is in error state.
DEVICE_SYMBOLNOTFOUND	0x9B00 0710	The transferred reference is invalid.
DEVICE_INCOMPATIBLE	0x9B00 070E	The variable type of the transferred structure does not match the I/O element.
DEVICE_SRVNOTSUPP	0x1B00 0701	Function is not supported by the I/O element. Notice This return value is not marked as an error!
DEVICE_NOERR	0x1B00 000	Execution was successful.

Inputs

Name	Type	Description
bWcState	REFERENCE TO BOOL	Reference to a variable to which the WcState is to be written.
bToggle	REFERENCE TO BOOL	Reference to a variable to which the toggle is to be written.
nInfoDataState	REFERENCE TO UINT	Reference to a variable to which the InfoData state is to be written.
sAdsAddr	REFERENCE TO AMSADDR	Reference to a variable to which the AdsAddr is to be written. Notice Only available with IoEcAds.

Requirements

Development environment	Target platform	PLC libraries to include
TwinCAT v3.1.4024.55	PC or CX (x64, x86)	Tc3_PlasticFunctions (>= v3.12.5.0)