49
3. Details of hardware
MB86R11
Evaluation Board
MB86R11EVB Hardware Manual
3.3.9.
IDE
The Option board has ATA2.5inch connector (CN33) as the IDE interface. The connection specification is
Host.
Table 3-56 IDE
No.
Item
Model number
Manufacturer
Quantity
Remarks
1 ATA
connector
WCAW-20-2-22PW
MAC8
1
Table 3-57 IDE connector pin assignment
No
Signal name
I/O
Description
No
Signal name
I/O
Description
1 XDRESET
O
23 XDIOW
O
2 GND
- Ground
24 GND
- Ground
3 DD7
B
25 XDIOR
O
4 DD8
B
26 GND
- Ground
5 DD6
B
27 DIORDY
I
6 DD9
B
28 CSEL
I
7 DD5
B
29 XDDMACK
O
8 DD10
B
30 GND
- Ground
9 DD4
B
31 DINTRQ
I
10 DD11
B
32 XIOCS16
O
11 DD3
B
33 DA1
O
12 DD12
B
34 XCBLID
O
13 DD2
B
35 DA0
O
14 DD13
B
36 DA2
O
15 DD1
B
37 XDCS0
O
16 DD14
B
38 XDCS1
O
17 DD0
B
39 XDASP
I
18 DD15
B
40 GND
- Ground
19 GND
- Ground
41 +5V
-
20 N.C.
-
42 +5V
-
21 DDMARQ
I
43 GND
- Ground
22 GND
- Ground
44 N.C.
-
(Remark) The physical pin assignment is the same as the general-purpose pin header.
