Re: C source for PTT signal via serial port

[Thomas Sailer]

Andrea Barbaresi wrote:

> Finally, my question to all you with more C experience than me is :  how
> can I set/unset RTS serial signal in order to start/stop transciver
> trasmission ?

A more portable version would be:

fd = open("/dev/ttyS0", O_RDWR);   /* or any other path to a serial port
driver */
ioctl(fd, TIOCMBIS, TIOCM_RTS);
ioctl(fd, TIOCMBIC, TIOCM_RTS);

Tom