IOCTL_SERIAL_CLR_RTS IOCTL

The IOCTL_SERIAL_CLR_RTS request clears the request to send (RTS) control signal.

To set RTS, a client can use an IOCTL_SERIAL_SET_RTS request.

If the handshake flow control of the device is configured to automatically use RTS, a client cannot clear or set RTS.

Major Code

IRP_MJ_DEVICE_CONTROL

Input Buffer

None.

Input Buffer Length

None.

Output Buffer

None.

Output Buffer Length

None.

Input / Output Buffer

Input / Output Buffer Length

Status Block

The Information member is set to zero.

Requirements

   
Header ntddser.h (include Ntddser.h)

See Also

IOCTL_SERIAL_SET_RTS

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