The IOCTL_SERIAL_SET_BREAK_ON request sets the line control break signal active.
To set the line control break signal inactive, a client can use an IOCTL_SERIAL_SET_BREAK_OFF request.
Input Buffer Length
Output Buffer Length
Input / Output Buffer
Input / Output Buffer Length
The Information member is set to zero.
The Status member is set to one of the Generic Status Values for Serial Device Control Requests.
|Header||ntddser.h (include Ntddser.h)|