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232XS53800 Manual Appendix B B-3
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5109
Chart 6. IBM PC DB9 Connector to Ports A - E (DTE)
Master port configured as a DCE port.
* Pins are tied together inside the 232XS5, they are not
connected to the master port.
Chart 5. IBM PC DB25 Connector to Ports A - E (DCE)
Master port configured as a DTE port.
IBM PC
Serial Port
DB25 Connector
Signal
Direction
232XS5
Ports A - E (DCE)
DB9 Connector
2 -----------> 3
3 <----------- 2
4 -----------> 7
5 <----------- 8
6 <----------- 6
7 <---------> 5
8 <----------- 4*
20 -----------> 4*
* Pins are tied together inside the 232XS5, they are not connected
to the master port.
IBM PC
Serial Port
DB9 Connector
Signal
Direction
232XS5
Ports A - E (DTE)
DB9 Connector
1 <----------- 4*
2 <----------- 3
3 -----------> 2
4 -----------> 6
5 <---------> 5
6 <----------- 4*
7 -----------> 8
8 <----------- 7