Piedinature - Pinouts
SCSI External D-Sub (Future Domain)

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Reference and Sources:

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

25 PIN D-SUB FEMALE (At the controller)

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

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

For more informations, references and sources go to


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