25 pin D-SUB female connector at the controller | Pin | Name | Dir | Description |
1 | /REQ | | Request |
2 | /MSG | | Message |
3 | I/O | | Input/Output |
4 | /RST | | Reset |
5 | /ACK | | Acknowledge |
6 | BSY | | Busy |
7 | GND | | Ground |
8 | DB0 | | Data Bus 0 |
9 | GND | | Ground |
10 | DB3 | | Data Bus 3 |
11 | DB5 | | Data Bus 5 |
12 | DB6 | | Data Bus 6 |
13 | DB7 | | Data Bus 7 |
14 | GND | | Ground |
15 | C/D | | Control/Data |
16 | GND | | Ground |
17 | /ATN | | Attention |
18 | GND | | Ground |
19 | /SEL | | Select |
20 | PARITY | | Data Parity |
21 | DB1 | | Data Bus 1 |
22 | DB2 | | Data Bus 2 |
23 | DB4 | | Data Bus 4 |
24 | GND | | Ground |
25 | TMPWR | | Termination Power |
Note: Direction is Device relative Bus (other Devices). Total length of all SCSI cables should not exceed 20 feet (6 meters). | 25 pin D-SUB male connector at the cable |