5. Each Component Function
User’s Manual
81
Secondary IDE Connector-CN1
Use the dedicated option cable (IPC-CDC-03) to connect the option CD-ROM/DVD-ROM drive
(IPC-CDD-02).
Table 5.21. Secondary IDE Connector (CN1)
Connector in use
36pin, half-pitch type (0.8mm pitch)
18
1
36
19
Pin No.
Signal name
Direction
Pin No.
Signal name
Direction
1
RESET-
Output
19
DDRQ
Input
2
GND
20
GND
3
DD7
I/O
21
DIOW-
Output
4
DD8
I/O
22
GND
5
DD6
I/O
23
DIOR-
Output
6
DD9
I/O
24
GND
7
DD5
I/O
25
IOCHRDY
Input
8
DD10
I/O
26
DDACK-
Output
9
DD4
I/O
27
GND
10
DD11
I/O
28
INTRQ
Input
11
DD3
I/O
29
+5V
12
DD12
I/O
30
DA1
Output
13
DD2
I/O
31
DALE
Output
14
DD13
I/O
32
DA0
Output
15
DD1
I/O
33
DA2
Output
16
DD14
I/O
34
CS1-
Output
17
DD0
I/O
35
CS3-
Output
18
DD15
I/O
36
DACT-
Output
