User`s manual

94 PCA-6740 User's Manual
IDE hard drive connector (CN1)
Table A-1: IDE hard drive connector
Pin Signal Pin Signal
1 IDE RESET* 2 GND
3DATA 7 4DATA 8
5DATA 6 6DATA 9
7DATA 5 8DATA 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 38 HARD DISK
SELECT 0 SELECT 1
39 IDE ACTIVE* 40 GND
* low active