IOCTL_SERIAL_CLR_RTS IOCTL (ntddser.h)
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
Input buffer
None.
Input buffer length
None.
Output buffer
None.
Output buffer length
None.
Status block
The Information member is set to zero.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddser.h (include Ntddser.h) |
See also
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