MODEL232BSS4 B&B Electronics, MODEL232BSS4 Datasheet - Page 34

• Manufacturer Part Number: MODEL232BSS4
• Description: Buffered Smart Switch
• Manufacturer: B&B Electronics

* - Pins 1, 4, & 6 looped back internally on the 232BSS4
Documentation Number 232BSS41202 Manual
Chart B.7. Ports A - D (DTE) to DCE (Modem) DB25 Connector
Chart B.8. Ports A - D (DTE) to DCE (Modem) DB9 Connector
- Pins 1, 4, & 6 looped back internally on the 232BSS4
- Pins 1, 4, & 6 looped back internally on the 232BSS4
Chart B.6. Ports A - D (DTE) to DTE (PC) DB9 Connector
Ports A - D (DTE)
Ports A - D (DTE)
DB9 Connector
DB9 Connector
1 (DCD) *
2 (RD)
3 (TD)
4 (DTR) *
5 (GND)
6 (DSR) *
7 (RTS)
8 (CTS)
1 (DCD) *
2 (RD)
3 (TD)
4 (DTR) *
5 (GND)
6 (DSR) *
7 (RTS)
8 (CTS)
Ports A - D (DTE)
DB9 Connector
232BSS4
232BSS4
1 (DCD) *
2 (RD)
3 (TD)
4 (DTR) *
5 (GND)
6 (DSR) *
7 (RTS)
8 (CTS)
232BSS4
Direction
Direction
<----------
<----------
---------->
---------->
<----------
---------->
<----------
<----------
<----------
---------->
---------->
<----------
---------->
<----------
<-------->
<-------->
Direction
Signal
Signal
---------->
<----------
---------->
---------->
<----------
---------->
<----------
<-------->
Signal
Appendix B: Cable Charts
DB9 Connector
DB25 Connector
DB9 Connector
DCE (Modem)
DCE (Modem)
Serial Port
DTE (PC)
Serial Port
Serial Port
1
3
2
6
5
4
8
7
20
8
3
2
7
6
4
5
1
2
3
4
5
6
7
8
B-3