
| 
 | I/O Port Pin Assignment | |
| Connector: IDE2 | 43 | 1 | 
| Type:  | 44 | 2 | 
| 
 | 
| Pin | Description | Pin | Description | 
| 1 | Reset | 2 | Ground | 
| 3 | D7 | 4 | D8 | 
| 5 | D6 | 6 | D9 | 
| 7 | D5 | 8 | D10 | 
| 9 | D4 | 10 | D11 | 
| 11 | D3 | 12 | D12 | 
| 13 | D2 | 14 | D13 | 
| 15 | D1 | 16 | D14 | 
| 17 | D0 | 18 | D15 | 
| 19 | Ground | 20 | N/C | 
| 21 | REQ | 22 | Ground | 
| 23 | 24 | Ground | |
| 25 | 26 | Ground | |
| 27 | IORDY/DDMARDY | 28 | Ground | 
| 29 | DACK- | 30 | Ground | 
| 31 | IRQ | 32 | N/C | 
| 33 | A1 | 34 | SD | 
| 35 | A0 | 36 | A2 | 
| 37 | CS1 | 38 | CS3 | 
| 39 | ASP1 | 40 | Ground | 
| 41 | Vcc | 42 | Vcc | 
| 43 | Ground | 44 | Ground | 
| IDE Port | 47 | 
