This cable should be used for DTE to DCE (for instance computer to modem) connections with hardware handshaking.
(To
Computer).
(To Modem).
9 PIN D-SUB FEMALE to the Computer
25 PIN D-SUB MALE to the Modem
Female | Male | Dir | |
---|---|---|---|
Shield | 1 | ||
Transmit Data | 3 | 2 | |
Receive Data | 2 | 3 | |
Request to Send | 7 | 4 | |
Clear to Send | 8 | 5 | |
Data Set Ready | 6 | 6 | |
System Ground | 5 | 7 | |
Carrier Detect | 1 | 8 | |
Data Terminal Ready | 4 | 20 | |
Ring Indicator | 9 | 22 |