UltraPort Serial Adaptors User Guide
Host card back panel connectors and pinouts Page 112
Chapter 3 Cabling information
The connector pinout for each VHDCI-68 Ultra SCSI connector fitted to the UltraPort8 (old
standard height PCI PCB board), UltraPort16/UltraPort16 SI, UltraPort8/UltraPort8 SI, and
UltraPort8 Express HD Low profile are as follows:
Ports 1-8 of VHDCI-68 Connector for UltraPort8, UltraPort8 SI, UltraPort8 Express HD,
UltraPort16, and UltraPort16 SI adapter cards
VHDCI-68 Ultra
SCSI Pin
Number EIA-232 EIA-422 EIA-485
1RXD7 RXD7+ RXD7+
2CTS7 CTS7+ NC
3RI7 RTS7+ NC
4RTS7 RTS7- NC
5DCD7 CTS7- NC
6DTR7 TXD7+ TXD7+/RXD7+
7DSR7 RXD7- RXD7-
8TXD7 TXD7- TXD7-//RXD7-
9S-GND S-GND S-GND
10 TXD5 TXD5- TXD5-/RXD5-
11 DSR5 RXD5- RXD5-
12 DTR5 TXD5+ TXD5+/RXD5+
13 DCD5 CTS5- NC
14 RTS5 RTS5- NC
15 RI5 RTS5+ NC
16 CTS5 CTS5+ NC
17 RXD5 RXD5+ RXD5+
18 RXD3 RXD3+ RXD3+
19 CTS3 CTS3+ NC
20 RI3 RTS3+ NC
21 RTS3 RTS3- NC
22 DCD3 CTS3- NC
23 DTR3 TXD3+ TXD3+/RXD3+
24 DSR3 RXD3- RXD3-
25 TXD3 TXD3- TXD3-//RXD3-
26 S-GND S-GND S-GND
27 TXD1 TXD1- TXD1-/RXD1-