AXIOMTEK SBC81200 Series, Руководство пользователя

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SBC81200 LGA775 CPU Card Series User Manual
Hardware Description
32
4.6.4 Flat Panel Connector Pin Description
Name Description
TXU0-3 Channel 1 Data output
TXL0-3
Channel 0 Data output
+12V +12V power controued by chip set
LCD Power+ LCD POWER By JP10
TXUCK
Channel 1 clock output
TXLCK Channel 0 clock output
4.7 Floppy Disk Connector: CN13
The SBC81200 provides a 34-pin header type connector, CN13 ,
supporting up to two floppy drives. The floppy drives may be
any one of the following types: 5.25" 360KB/1.2MB and 3.5"
720KB/1.44MB/2.88MB.
CN3: Floppy Disk Connector Pin Assignment
Pin Description Pin Description Pin Description
1
GND
2
Reduce write
Current
3
GND
4
N/C
5
GND
6
N/C
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 #
27
GND
28 Write protect # 29 GND 30 Read data #
31 GND 32 Side 1 select # 33 GND
34 Disk change #
.