Ampro Corporation LITTLE BOARD 5001451A - Manual (Page 45)

Little Board P6d Module
2-27
Note
For maximum reliability, keep IDE drive cables less than 18 inches
long.
Table 2-26. IDE Interface Connectors (J6, J7)
Pin # Signal
Name
Function Pin # Signal
Name
Function
1 RESET* Reset signal 2 GND Ground
3 D7 Data bit 7 4 D8 Data bit 8
5 D6 Data bit 6 6 D9 Data bit 9
7 D5 Data bit 5 8 D10 Data bit 10
9 D4 Data bit 4 10 D11 Data bit 11
11 D3 Data bit 3 12 D12 Data bit 12
13 D2 Data bit 2 14 D13 Data bit 13
15 D1 Data bit 1 16 D14 Data bit 14
17 D0 Data bit 0 18 D15 Data bit 15
19 GND Ground 20 KEY Keyed pin
21 DRQ0 DMA Request 0 22 GND Ground
23 IOW* Write strobe 24 GND Ground
25 IOR* Read strobe 26 GND Ground
27 IDERDY I/O Channel Ready 28 RSVD Reserved
29 DACK0* DMA Acknowledge 0 30 GND Ground
31 IRQ14/IRQ15 Interrupt request 32 IDE16 IOCS16
33 A1 Drive address 1 34 RSVD Reserved
35 A0 Drive address 0 36 A2 Drive address 2
37 CS0* Chip select 38 CS1* Chip select
39 RSVD Reserved 40 GND Ground
41 +5V Drive VCC 42 +5V Drive VCC
43 GND Ground 44 RSVD Reserved