Connector - SCSI-II External Hi D-Sub (Single-ended)50 PIN HI-DENSITY D-SUB FEMALE at the controller & devices. 50 PIN HI-DENSITY D-SUB MALE at the cable. | (at the controller & devices). |  | (To the cable). |
| Pin | Name | Direction | Description |
|---|
| 1-25 | GND | --- | Ground | | 26 | DB0 | --- | Data Bus 0 | | 27 | DB1 | --- | Data Bus 1 | | 28 | DB2 | --- | Data Bus 2 | | 29 | DB3 | --- | Data Bus 3 | | 30 | DB4 | --- | Data Bus 4 | | 31 | DB5 | --- | Data Bus 5 | | 32 | DB6 | --- | Data Bus 6 | | 33 | DB7 | --- | Data Bus 7 | | 34 | PARITY | --- | Data Parity (odd Parity) | | 35 | GND | --- | Ground | | 36 | GND | --- | Ground | | 37 | GND | --- | Ground | | 38 | TMPWR | --- | Termination Power | | 39 | GND | --- | Ground | | 40 | GND | --- | Ground | | 41 | /ATN | Input | Attention | | 42 | n/c | --- | Not connected | | 43 | /BSY | --- | Busy | | 44 | /ACK | Input | Acknowledge | | 45 | /RST | --- | Reset | | 46 | /MSG | Output | Message | | 47 | /SEL | --- | Select | | 48 | /C/D | Output | Control/Data | | 49 | /REQ | Output | Request | | 50 | /I/O | Output | Input/Output |
Note: Direction is Device relative Bus (other Devices).
|