What are the connections for a standard modem cable?
The standard modem cable which can support hardware handshaking connects eight lines between two male Dsub25 connectors: Seial Port Modem Signal Name Dsub25m Dsub25m 2 ——– 2 TD (transmit data) 3 ——– 3 RD (receive data) 4 ——– 4 RTS (ready to send) 5 ——– 5 CTS (clear to send) 6 ——– 6 DSR (data set ready) 7 ——– 7 GND (ground) 8 ——– 8 DCD (data carrier detect) 20 ——– 20 DTR (data terminal ready) There are many variations depending, mainly, upon differences in Serial Port sockets; and, some lines may be omitted in some cables. For NULL modem transfers, the Modem side plugs into the NULL modem connector. ____________________________ From: Tae Song (White Wolf) 009- Does anyone out there in Net.
