# SCSI External D-Sub (Future Domain)

Seems to be available on some Future Domain SCSI-controllers only.

(at the controller)
(at the cable)

25 PIN D-SUB FEMALE at the controller.
25 PIN D-SUB MALE at the cable.

Pin | Name | Dir | Description
--- | --- | --- | ---
1 | GND |  | Ground
2 | DB1 |  | Data Bus 1
3 | DB3 |  | Data Bus 3
4 | DB5 |  | Data Bus 5
5 | DB7 |  | Data Bus 7
6 | GND |  | Ground
7 | /SEL |  | Select
8 | GND |  | Ground
9 | TMPWR |  | Termination Power
10 | /RST |  | Reset
11 | C/D |  | Control/Data
12 | I/O |  | Input/Output
13 | GND |  | Ground
14 | DB0 |  | Data Bus 0
15 | DB2 |  | Data Bus 2
16 | DB4 |  | Data Bus 4
17 | DB6 |  | Data Bus 6
18 | PARITY |  | Data Parity
19 | GND |  | Ground
20 | /ATN |  | Attention
21 | /MSG |  | Message
22 | /ACK |  | Acknowledge
23 | BSY |  | Busy
24 | /REQ |  | Request
25 | GND |  | Ground

Note: Direction is Device relative Bus (other Devices).

Contributor: | Joakim Ögren

Source: | TheRef TechTalk

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Document last modified: 2002-01-10