11
3
Connection
This chapter describes how to connect peripherals, switches
and indicators to the PSB-810EAV board.
3.1 Floppy Disk Drive Connector
PSB-810EAV board is equipped with a 34-pin daisy-chain driver
connector cable.
•
CN6 : FDC CONNECTOR
33 31 29 … 5 3 1
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34 32 30 … 6 4 2
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1
GROUND
2
REDUCE WRITE
3
GROUND
4
N/C
5
GROUND
6
N/C
7
GROUND
8
INDEX#
9
GROUND
10
MOTOR ENABLE A#
11
GROUND
12
DRIVE SELECT B#
13
GROUND
14
DRIVE SELECT A#
15
GROUND
16
MOTOR ENABLE B#
17
GROUND
18
DIRECTION#
19
GROUND
20
STEP#
21
GROUND
22
WRITE DATA#
23
GROUND
24
WRITE GATE#
25
GROUND
26
TRACK 0#
27
GROUND
28
WRITE PROTECT#
29
N/C
30
READ DATA#
31
GROUND
32
SIDE 1 SELECT#
33
N/C
34
DISK CHANGE#
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