Adaptors User Guide

UltraPort Serial Adaptors User Guide
Host card back panel connectors and pinouts
Page 105
Chapter 3 Cabling information
DB9 back panel connectors and pinout
The following diagram shows the UltraPort2/UltraPort2 SI, UltraPort 1/UltraPort1 SI, the
UltraPort1 SI Low Profile and UltraPort1 Expressback panels respectively.
DB9M pin EIA-232 EIA-422 EIA-485
1 DCD CTS- NC
2 RXD RXD+ RXD+
3 TXD TXD- TXD-/RXD-
4 DTR TXD+ TXD+/RXD+
5 S-GND S-GND S-GND
6 DSR RXD- RXD-
7 RTS RTS- NC
8 CTS CTS+ NC
9 RI RTS+ NC
Shell C-GND C-GND C-GND