COMM-DRV/Lib: IsCarrierDetect() Returns true if carrier detected

Description-

Returns true if carrier detect signal is asserted.

Syntax-

stat = IsCarrierDetect(port);

On Entry-

int port;

Port previously opened with InitializePort() or OpenComPort().

On Exit-

int stat;

0 If carrier is not detected.

1 If carrier is detected

See Also-

IsBreak()
IsCarrierDetect()
IsCts()
IsDsr()
IsFramingError()
IsInputOverrun()
IsOverrunError()
IsParityError()
IsRing()

Example-

#include “comm.h”

int port=0;
int stat;

if ((stat = IsCarrierDetect(port)) == 1)
{
printf(“Carrier is present\n”);
}