WriteOutputDWord
Writes a double word into an output of a real or simulated I/O module.
Syntax
KsError WriteOutputDWord(
int Index,
int ByteOffset,
DWORD Value
);
Parameters
Index: the index of an I/O module. Indexes are zero based. Aliases affect this parameter.
ByteOffset: specifies a byte offset to the location to write a DWORD value. The max offset is determined by OutputLength in the SlaveStatus structure.
Value: a DWORD value to write.
Return value
If the function succeeds, it returns errNoError, otherwise an error code. For more information about the error code, see the KsError list.
Remarks
WriteOutputDWord can only be called once a link is established and started.
Usable EtherCAT states
ecatOP
Example
Copy
nRet = WriteOutputDWord(0, 0, 512);
Requirements
| RT | Win32 | |
|---|---|---|
| Minimum supported version | 4.0 | 4.0 |
| Header | ksapi.h | ksapi.h |
| Library | KsApi_Rtss.lib | KsApi.lib |
See also