| IEEE-1284 Parallel Interface cable | |||
|---|---|---|---|
| Signal Funtion |
Bit Name |
DB-25 M 1284A Pin # |
Centronics M 1284B Pin # |
| nStrobe | C0 | 1 | 1 |
| Data Bit 0 | D0 | 2 | 2 |
| Data Bit 1 | D1 | 3 | 3 |
| Data Bit 2 | D2 | 4 | 4 |
| Data Bit 3 | D3 | 5 | 5 |
| Data Bit 4 | D4 | 6 | 6 |
| Data Bit 5 | D5 | 7 | 7 |
| Data Bit 6 | D6 | 8 | 8 |
| Data Bit 7 | D7 | 9 | 9 |
| nAck | S6 | 10 | 10 |
| Busy | S7 | 11 | 11 |
| PaperEnd | S5 | 12 | 12 |
| Select | S4 | 13 | 13 |
| nAutoLF | C1 | 14 | 14 |
| nError (nFault) | S3 | 15 | 32 |
| nInit | C2 | 16 | 31 |
| nSelectIn | C3 | 17 | 36 |
| Grnd Rtn | 18 | 19 | |
| Grnd Rtn | 19 | 20 | |
| Grnd Rtn | 19 | 21 | |
| Grnd Rtn | 20 | 22 | |
| Grnd Rtn | 20 | 23 | |
| Grnd Rtn | 21 | 24 | |
| Grnd Rtn | 21 | 25 | |
| Grnd Rtn | 22 | 26 | |
| Grnd Rtn | 22 | 27 | |
| Grnd Rtn | 23 | 29 | |
| Grnd Rtn | 24 | 28 | |
| Grnd Rtn | 25 | 30 | |
| Ch. Grnd | 17 | ||
| Perif. Hi. | 18 | ||
| Unused | 15 | ||
| Unused | 33 | ||
| Unused | 34 | ||
| Unused | 35 | ||