This adapter will enable you to connect a 25 pin serialcable to a 9 pin connector at the computer. (To the Computer).
(To the Serialcable).
9 PIN D-SUB FEMALE to the Computer. 25 PIN D-SUB MALE to the Serialcable. | 9-Pin | 25-Pin | | Carrier Detect | 1 | 8 | | Receive Data | 2 | 3 | | Transmit Data | 3 | 2 | | Data Terminal Ready | 4 | 20 | | System Ground | 5 | 7 | | Data Set Ready | 6 | 6 | | Request to Send | 7 | 4 | | Clear to Send | 8 | 5 | | Ring Indicator | 9 | 22 | |