Specifications

Hardware Configuration
2–21
Table 2–15 IDE Interface Connector (J12) (cont.)
Pin Signal Name Function In/Out
30 GND Ground OUT
31 HOST IRQ14 Drive interrupt request IN
32 IDE16 IOCS16 OUT
33 HOST A1 Drive address 1 OUT
34 RSVD Reserved N/C
35 HOST A0 Drive address 0 OUT
36 HOST A2 Drive address 2 OUT
37 HOST CS0* Chip select OUT
38 HOST CS1* Chip select OUT
39 RSVD Reserved N/C
40 GND Ground OUT
Table 2–16 IDE Extension Connector (J17)
Pin Signal Name Function In/Out
1 DRQ1 DMA Request 1 OUT
2 GND Ground
3 HOST IOW* Write strobe OUT
4 GND Ground
5 HOST IOR* Read strobe OUT
6 GND Ground
7 IDERDY Drive I/O ready IN
8 N/C
9 DACK1* DMA Acknowledge 1 IN
10 GND Ground
11 SIRQ1 Drive Interrupt Request IN
12 IDE16* IOCS16 OUT
13 HOST A1 Drive A1 OUT
14 RSVD Reserved N/C
15 Host A0 Drive A0 OUT
16 HOST A2 Drive A2 OUT
17 HOST CS2* Chip Select 2 OUT
18 HOST CS3* Chip Select 3 OUT
19 N/C
20 GND Ground