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232BRC-1005 Manual Appendix A: Cable Charts A-3
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445
Chart A.6. DCE (Modem) DB25 Connector to Port B (DTE)
DCE (Modem)
Serial Port
DB25 Connector
Signal
Direction
232BRC
Port B (DTE)
DB9M Connector
2 <----------- 3 (TD)
3 -----------> 2 (RD)
4 <----------- 7 (RTS)
5 ----------> 8 (CTS)
6 ----------> 6 (DSR)
7 <---------> 5 (GND)
20 <----------- 4 (DTR)
Chart A.7. DTE (PC) DB9 Connector to Port B (DTE)
DTE (PC)
Serial Port
DB9 Connector
Signal
Direction
232BRC
Port B (DTE)
DB9M Connector
2 <----------- 3 (TD)
3 -----------> 2 (RD)
4 -----------> 6 (DSR)
5 <---------> 5 (GND)
6 <---------- 4 (DTR)
7 -----------> 8 (CTS)
8 <----------- 7 (RTS)
Chart A.8. DTE (PC) DB25 Connector to Port B (DTE)
DTE (PC)
Serial Port
DB25 Connector
Signal
Direction
232BRC
Port B (DTE)
DB9M Connector
2 -----------> 2 (RD)
3 <----------- 3 (TD)
4 -----------> 8 (CTS)
5 <---------- 7 (RTS)
6 <---------- 4 (DTR)
7 <----------> 5 (GND)
20 -----------> 6 (DSR)
A-4 Appendix A: Cable Charts 232BRC-1005 Manual
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91 792444 – Fax +353 91 792445