IEEE 1284-C for a Printer
| Pin | Assignment | Pin | Assignment |
| 1 | Busy | 19 | Signal Ground (Busy) |
| 2 | Select | 20 | Signal Ground (Select) |
| 3 | nAck | 21 | Signal Ground (nAck) |
| 4 | nFault | 22 | Signal Ground (nFault) |
| 5 | PError | 23 | Signal Ground (PError) |
| 6 | Data 1 | 24 | Signal Ground (Data 1) |
| 7 | Data 2 | 25 | Signal Ground (Data 2) |
| 8 | Data 3 | 26 | Signal Ground (Data 3) |
| 9 | Data4 | 27 | Signal Ground (Data 4) |
| 10 | Data5 | 28 | Signal Ground (Data 5) |
| 11 | Data 6 | 29 | Signal Ground (Data 6) |
| 12 | Data 7 | 30 | Signal Ground (Data 7) |
| 13 | Data 8 | 31 | Signal Ground (Data 8) |
| 14 | nInit | 32 | Signal Ground (nInit) |
| 15 | nStrobe | 33 | Signal Ground (nStrobe) |
| 16 | nSelectIn | 34 | Signal Ground (nSelectIn) |
| 17 | nAutoFd | 35 | Signal Ground (nAutoFd) |
| 18 | Host Logic High | 36 | Peripheral Logic High |
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