User`s manual

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#