| D0 | <-> | 1 | --- 5380 --- --- SCSI --- |
40 | <-> | D1 |
| !DB7 | <-> | 2 | 39 | <-> | D2 | |
| !DB6 | <-> | 3 | 38 | <-> | D3 | |
| !DB5 | <-> | 4 | 37 | <-> | D4 | |
| !DB4 | <-> | 5 | 36 | <-> | D5 | |
| !DB3 | <-> | 6 | 35 | <-> | D6 | |
| !DB2 | <-> | 7 | 34 | <-> | D7 | |
| !DB1 | <-> | 8 | 33 | <-- | A2 | |
| !DB0 | <-> | 9 | 32 | <-- | A1 | |
| !DBP | <-> | 10 | 31 | --- | VCC | |
| GND | --- | 11 | 30 | <-- | A0 | |
| !SEL | <-> | 12 | 29 | <-- | !WR | |
| !BSY | <-> | 13 | 28 | <-- | !RESET | |
| !ACK | <-> | 14 | 27 | <-- | !EOP | |
| !ATN | <-> | 15 | 26 | <-- | !DACK | |
| !RST | --> | 16 | 25 | --> | READY | |
| I/!O | <-> | 17 | 24 | <-- | !RD | |
| C/!D | <-> | 18 | 23 | --> | INT | |
| !MSG | <-> | 19 | 22 | --> | DRQ | |
| !REQ | <-> | 20 | 21 | <-- | !CS |