
EIDE Hard Disk Drive Connector (J7)
| 
 | 43 41 39... | 
 | ...5 | 3 | 1 | 
| 
 | 44 42 40... | 
 | ...6 | 4 | 2 | 
| Table  | 
 | 
 | |||
| Pin | Signal | Pin | Signal | 
 | 
 | 
| 1 | IDE RESET # | 2 | GND | 
 | 
 | 
| 3 | DATA 7 | 4 | DATA 8 | 
 | 
 | 
| 5 | DATA 6 | 6 | DATA 9 | 
 | 
 | 
| 7 | DATA 5 | 8 | DATA 10 | 
 | 
 | 
| 9 | DATA 4 | 10 | DATA 11 | 
 | 
 | 
| 11 | DATA 3 | 12 | DATA 12 | 
 | 
 | 
| 13 | DATA 2 | 14 | DATA 13 | 
 | 
 | 
| 15 | DATA 1 | 16 | DATA 14 | 
 | 
 | 
| 17 | DATA 0 | 18 | DATA 15 | 
 | 
 | 
| 19 | SIGNAL GND | 20 | N/C | 
 | 
 | 
| 21 | HDD 0 | 22 | GND | 
 | 
 | 
| 23 | IO WRITE | 24 | GND | 
 | 
 | 
| 25 | IO READ | 26 | GND | 
 | 
 | 
| 27 | HD READY | 28 | N/C | 
 | 
 | 
| 29 | HDACK 0 # | 30 | GND | 
 | 
 | 
| 31 | IRQ14 | 32 | N/C | 
 | 
 | 
| 33 | ADDR 1 | 34 | N/C | 
 | 
 | 
| 35 | ADDR 0 | 36 | ADDR 2 | 
 | 
 | 
| 37 | HDD SELECT 0 # | 38 | HDD SELECT 1 # | ||
| 39 | IDE ACTIVE 0 # | 40 | GND | 
 | 
 | 
| 41 | GND | 42 | VCC | 
 | 
 | 
| 43 | GND | 44 | N/C | 
 | 
 | 
# Low active
| Appendix D | Pin Assignments | 159 | 
