SCSI=Small Computer System Interface. Based on an original design by Shugart Associates. SCSI was ratified in 1986.
| Pin | Name | Dir | Description |
|---|---|---|---|
| 2 | DB0 |
|
Data Bus 0 |
| 4 | DB1 |
|
Data Bus 1 |
| 6 | DB2 |
|
Data Bus 2 |
| 8 | DB3 |
|
Data Bus 3 |
| 10 | DB4 |
|
Data Bus 4 |
| 12 | DB5 |
|
Data Bus 5 |
| 14 | DB6 |
|
Data Bus 6 |
| 16 | DB7 |
|
Data Bus 7 |
| 18 | PARITY |
|
Data Parity (odd Parity) |
| 20 | GND |
|
Ground |
| 22 | GND |
|
Ground |
| 24 | GND |
|
Ground |
| 26 | TMPWR |
|
Termination Power |
| 28 | GND |
|
Ground |
| 30 | GND |
|
Ground |
| 32 | /ATN |
|
Attention |
| 34 | GND |
|
Ground |
| 36 | /BSY |
|
Busy |
| 38 | /ACK |
|
Acknowledge |
| 40 | /RST |
|
Reset |
| 42 | /MSG |
|
Message |
| 44 | /SEL |
|
Select |
| 46 | /C/D |
|
Control/Data |
| 48 | /REQ |
|
Request |
| 50 | /I/O |
|
Input/Output |

