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.
Input Buffer Length
Output Buffer Length
The Information member is set to zero.
|Header||ntddser.h (include Ntddser.h)|