SetCommTimeouts info  Overview  Group

The SetCommTimeouts function sets the time-out parameters for all read and write operations on a specified communications device.

BOOL SetCommTimeouts(

HANDLE hFile,	// handle of communications device
LPCOMMTIMEOUTS lpCommTimeouts	// address of communications time-out structure
);

Parameters

hFile

Identifies the communications device. The CreateFile function returns this handle.

lpCommTimeouts

Points to a COMMTIMEOUTS structure that contains the new time-out values.

Return Values

If the function succeeds, the return value is nonzero.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

See Also

COMMTIMEOUTS, GetCommTimeouts, ReadFile, ReadFileEx, WriteFile, WriteFileEx