Set “data terminal ready”
#include <sys/ioctl.h>
#define TIOCSDTR _IO('t', 121)
| Argument | Value |
|---|---|
| fd | A file descriptor that you obtained by opening the device |
| request | TIOCSDTR |
This command sets “data terminal ready.”
None.
None.
DCMD_CHR_LINESTATUS, DCMD_CHR_SERCTL, TIOCCDTR
ioctl() in the QNX Neutrino C Library Reference