IOCTL_SERIAL_SET_TIMEOUTS (Windows Embedded CE 6.0)

1/6/2010

This IOCTL sets the time-out parameters for all read/write operations on a specified communications device. The DeviceIoControl function executes this IOCTL.

Parameters

• dwOpenData
  [in] Handle returned from a call to the COM_Open function.

• dwCode
  [in] Set to this IOCTL: IOCTL_SERIAL_SET_TIMEOUTS.

• pBufIn
  [in] Pointer to a COMMTIMEOUTS structure.

• dwLenIn
  [in] Set to sizeof(COMMTIMEOUTS).

• pBufOut
  Ignored.

• dwLenOut
  Ignored.

• pdwActualOut
  Ignored.

Return Values

Returns TRUE if successful. Returns FALSE otherwise. To get extended error information, call GetLastError.

Requirements

See Also

Reference

Serial Port Driver IOCTLs
COM_IOControl
COM_Open
DeviceIoControl
IOCTL_SERIAL_GET_TIMEOUTS

Other Resources

COMMTIMEOUTS