User`s manual

74 PCN-6351/6351L User's Manual
C.4 PC/104 Connector (CN3)
Refer to Appendix B in this manual.
C.5 HDD Connector (CN4)
Table C-4: HDD connector (Standard) (CN4)
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 DRQ* 22 GND
23 IO WRITE* 24 GND
25 IO READ* 26 GND
27 IO CHANNEL READY 28 N/C
29 ACK 30 GND
31 IRQ14 (IDE IRQ) 32 IOCS16*
33 ADDR 1 34 N/C
35 ADDR 0 36 ADDR 2
37 HARD DISK SELECT 0 38 HARD DISK SELECT 1
39 IDE ACTIVE* 40 GND
41 VCC 42 VCC
43 GND 44 N/C
* low active
444
43 3
42
41 1
2