Partager via


IOCTL_SERIAL_SET_DCB (Windows CE 5.0)

Send Feedback

This IOCTL sets the device-control block 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_DCB.
  • pBufIn
    [in] Pointer to a DCB structure.
  • dwLenIn
    [in] Set to sizeof(DCB).
  • pBufOut
    Ignored.
  • dwLenOut
    Ignored.
  • pdwActualOut
    Ignored.

Return Values

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

Requirements

OS Versions: Windows CE 1.0 and later.
Header: Pegdser.h.

See Also

COM_IOControl | COM_Open | DCB | DeviceIoControl

Send Feedback on this topic to the authors

Feedback FAQs

© 2006 Microsoft Corporation. All rights reserved.