Sets the state of RING signal.
BOOL FtVspcSetRing( FTVSPCHANDLE hPort, BOOL bRing );
hPort
[in] Port handle. Refer to FtVspcAttach.
bRing
[in] The new state of RING signal.
If the function succeeds, the return value is nonzero. Use FtVspcGetLastError to get the error code (FtVspc_ErrorCode).
| ftvspcErrorFailed | 1 | The operation has not been completed. |
|---|---|---|
| ftvspcErrorInvalidParameter | 2 | Invalid parameter. |