Com_232_Carrier - Advantech ADAM-5511 Manual

com_232_carrier

Syntax:
int com_232_carrier(void)
Description:
Detects the carrier signal of 232 port.
Parameter
None.
Return value:
TRUE: If a carrier is present.
FALSE: No carrier.
Example:
void main(void)
{
if( com_232_carrier() == TRUE )
{
//Telephone carrier signal presented at 232 port, put your associate
program here
}
}
Remarks:
None.
Description