AXIOMTEK SBC81872, Руководство пользователя

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SBC81872 Socket479 All-in-One CPU Card Series User’s Manual
Hardware Description
21
State of ATX power supply.
4.4 Enhanced IDE Interface Connector
The SBC81872 includes a PCI bus enhanced IDE controller
that can support master/slave mode and post write transaction
mechanisms with 64-byte buffer, and master data transaction.
This feature, connected via connector
CN7 , allows the
SBC81872 to handle 2 IDE drives.
CN7 : IDE Connector Pin Assignment
Pin Description Pin Description Pin Description
1 Reset # 2 GND 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 16
19 GND 20 N/C 21 N/C
22 GND 23 IOW # 24 GND
25 IOR # 26 GND 27 IOCHRDY
28 N/C 29 N/C 30 GND-Default
31 Interrupt 32 N/C 33 SA1
34 N/C 35 SA0 36 SA2
37 HDC CS0 # 38 HDC CSI # 39 HDD Active #
40 GND
.