System information

Serial Ports

30 – Reference VSBC-6 Reference Manual

ERIAL

ORT

ONNECTORS

See the Connector Location Diagram on pages 17 and 18 for connector and cable information.

The pinout of the DB9 connector applies to use of the VersaLogic transition cable #VL-CBL-

2001.

Table 7: Connectors J8/J9 — Serial Port Pinout

COM1

J9 Pin

COM2

J9 Pin

COM3

J8 Pin

COM4

J8 Pin RS-232 RS-422 RS-485

DB9

1 11 1 11 DCD — — 1

2 12 2 12 DSR — — 6

3 13 3 13 RXD* TxD+ TxD+ 2

4 14 4 14 RTS TxD– TxD– 7

5 15 5 15 TXD* — — 3

6 16 6 16 CTS Ground Ground 8

7 17 7 17 DTR RxD– TxD/RxD– 4

8 18 8 18 RI RxD+ TxD/RxD+ 9

9 19 9 19 Ground Ground Ground 5

10 20 10 20 N/C — — —