AXIOMTEK SBC81821, Руководство пользователя

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SBC81821 Socket478 All-in-One CPU Card Series User’s Manual
Connector Pin Assignments
-3
'*
-',
40-pin IDE Interface Connector: CN3/CN1
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
No connector
21
No connector
22
GND
23
IOW #
24
GND
25 IOR # 26 GND 27 IOCHRDY
28
No connector
29
No connector
30
GND-Default
31
Interrupt
32
No connector
33
SA1
34
No connector
35
SA0
36
SA2
37
HDC CS0 #
38
HDC CSI #
39
HDD Active #
40
GND
Floppy Disk Connector: CN2
Pin Description Pin Description Pin Description
1 GND 2 Reduce write current 3 GND
4
No connector
5
GND
6
No connector
7
GND
8
Index#
9
GND
10
Motor enable A#
11
GND
12
Drive select B#
13
GND
14
Drive select A#
15
GND
16
Motor enable B#
17
GND
18
Direction#
19
GND
20
STEP#
21
GND
22
Write data#
23
GND
24
Write gate#
25 GND 26 Track 0 # 27 GND
28 Write protect# 29 GND 30 Read data#
31 GND 32 Side 1 select# 33 GND
34
Disk change#