Hart, Orts, Dte) – B&B Electronics 232BSS4 - Manual User Manual
Page 41: Odem, Onnector
Documentation Number 232BSS4 0812 Manual
Appendix B: Cable Charts
B-5
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 Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
1 (DCD) *
<----------
8
2 (RD)
<----------
3
3 (TD)
---------->
2
4 (DTR) *
---------->
20
5 (GND)
<-------->
7
6 (DSR) *
<----------
6
7 (RTS)
---------->
4
8 (CTS)
<----------
5
- Pins 1, 4, & 6 looped back internally on the
232BSS4
Chart B.8. Ports A - D (DTE) to DCE (Modem) DB9 Connector
232BSS4
Ports A - D (DTE)
DB9 Connector
Signal
Direction
DCE (Modem)
Serial Port
DB9 Connector
1 (DCD) *
<----------
1
2 (RD)
<----------
2
3 (TD)
---------->
3
4 (DTR) *
---------->
4
5 (GND)
<-------->
5
6 (DSR) *
<----------
6
7 (RTS)
---------->
7
8 (CTS)
<----------
8
* - Pins 1, 4, & 6 looped back internally on the 232BSS4