Ampro Corporation 486E manual IDE Drive Interface Connector J12

Little Board™/486e Technical Manual

Table 2–25. IDE Drive Interface Connector (J12)

Pin	Signal Name	Function	In/Out
1	-HOST RESET	Reset signal from host	OUT
2	GND	Ground	OUT
3	HOST D7	Data bit 7	I/O
4	HOST D8	Data bit 8	I/O
5	HOST D6	Data bit 6	I/O
6	HOST D9	Data bit 9	I/O
7	HOST D5	Data bit 5	I/O
8	HOST D10	Data bit 10	I/O
9	HOST D4	Data bit 4	I/O
10	HOST D11	Data bit 11	I/O
11	HOST D3	Data bit 3	I/O
12	HOST D12	Data bit 12	I/O
13	HOST D2	Data bit 2	I/O
14	HOST D13	Data bit 13	I/O
15	HOST D1	Data bit 1	I/O
16	HOST D14	Data bit 14	I/O
17	HOST D0	Data bit 0	I/O
18	HOST D15	Data bit 15	I/O
19	GND	Ground	OUT
20	KEY	Keyed pin	N/C
21	RSVD	Reserved	N/C
22	GND	Ground	OUT
23	-HOST IOW	Write strobe	OUT
24	GND	Ground	OUT
25	-HOST IOR	Read strobe	OUT
26	GND	Ground	OUT
27	RSVD	Reserved	N/C
28	RSV	Reserved	N/C
29	RSVD	Reserved	N/C
30	GND	Ground	OUT
31	HOST IRQ14	Drive interrupt request	IN
32	RSVD	Reserved	N/C

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