AXIOMTEK SBC81872, Руководство пользователя

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SBC81872 Socket479 All-in-One CPU Card Series User’s Manual
Hardware Description
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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.
CN8 : 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 #
.
4.8 Parallel Port Interface: CN15
The SBC81872 onboard CN15 is a multi-mode parallel port
able to support:
z
Standard mode:
IBM PC/XT, PC/AT and PS/2TM
compatible with bi-directional parallel
port