Serial Port Connectors - VersaLogic EBX-22 Reference Manual

S P C
ERIAL ORT ONNECTORS
See the Connector Location Diagrams on pages 21 for connector and cable information. The
pinouts of the DB9M connectors apply to the serial connectors on the VersaLogic breakout board
CBR-5009.
These connectors use IEC 61000-4-2-rated TVS components to help protect against ESD damage.
COM3
J6 Pin
EBX-22 Reference Manual
Table 10: COM1-2 Pinout – CBR-5009 Connector J3
COM1
Top DB9 Bottom DB9
J3 Pin
1
2
3
4
5
6
7
8
9
Table 11: COM3-4 Pinout – CBR-5009 Connectors J5-6
COM4
J5 Pin RS-232
1 1 Ground
2 2 RXD
3 3 CTS
4 4 TXD
5 5 RTS
COM2
J3 Pin RS-232
10 DCD
11 RXD*
12 TXD*
13 DTR
14 Ground
15 DSR
16 RTS
17 CTS
18 RI
RS-422
Ground
RxD-
RxD+
TxD-
TxD+
Interfaces and Connectors
RS-485
Ground
RxD-
RxD+
TxD-
TxD+
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