Hardware Configuration
96M4011o User’s Manual
2-3
Pin Assignments of Connectors
J1/J2: Primary/Secondary IDE Connector (IDE1/IDE2)
PIN No.
Signal Description
PIN No.
Signal 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 DMA
REQ
22 Ground
23 IOW#
24 Ground
25 IOR#
26 Ground
27 IOCHRDY
28 Pull-down
29 DMA
ACK#
30 Ground
31 INT
REQ
32 N/C
33 DA1
34 CBLID#
35 DA0
36 DA2
37
HDC CS0#
38
HDC CS1#
39 HDD
Active#
40 Ground
J3: FDC Interface Connector
PIN No.
Signal Description
PIN No.
Signal Description
1
Ground
2
Density Select 0
3 Ground
4 N/C
5
Ground
6
Density Select 1
7 Ground
8 Index#
9 Ground
10 Motor
ENA#
11
Ground
12
Drive Select B#
13
Ground
14
Drive Select A#
15 Ground
16 Motor
ENB#
17 Ground
18 Direction#
19 Ground
20 Step#
21 Ground
22 Write
Data#
23 Ground
24 Write
Gate#
25 Ground
26 Track
0#
27 Ground
28 Write
Protect#
