11
Connection
This chapter describes how to connect peripherals, switches
and indicators to the WAFER-5825 board.
3.1 PCI E-IDE Disk Drive Connector (CN2)
For IDE HDD connection, The Wafer-5825 was designed with
one 2.0mm connector (CN2), which could be converted to two
2.54mm standard IDE connector via proprietary cable. Using
this cable you can attach two IDE hard disk drives to the
WAFER-5825.
CN2: 44-pin Primary Mini-pitched IDE Interface Connector
•
CN2: Primary IDE Interface Connector
PIN
NO.
DESCRIPTION
PIN
NO.
DESCRIPTION
1 RESET#
2 GROUND
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 GROUND
20 N/C
21 IDE
DRQ
22 GROUND
23 IOW#
24 GROUND
25 IOR#
26 GROUND
27 IDE
CHRDY
28 GROUND
3
12
29 IDE
DACK
30 GROUND–DEFAULT
31 INTERRUPT
32 N/C
33 SA1
34 N/C
35 SA0
36 SA2
37 HDC
CS0#
38 HDC
CS1#
39 HDD
ACTIVE# 40 GROUND
41 VCC
42 GROUND
43 GROUND
44 GROUND
•
CN1: Secondly IDE Interface Connector
PIN
NO.
DESCRIPTION
PIN
NO.
DESCRIPTION
1 RESET#
19 GROUND
2 GROUND
20 N/C
3
DATA 7
21
IDE DRQ
4 DATA
8
22 GROUND
5 DATA
6
23 IOW#
6
DATA 9
24
HDC CS0#
7 DATA
5
25 IOR#
8 DATA
10
26 GROUND
9
DATA 4
27
IDE CHRDY
10 DATA
11
28 HDC
CS1#
11
DATA 3
29
IDE DACK
12 DATA
12
30 GROUND
13 DATA
2
31 INTERRUPT
14 DATA
13
32 N/C
15 DATA
1
33 SA1
16 DATA
14
34 GROUND
17 DATA
0
35 SA0
18 DATA
15
36 SA2
19
36
1
18