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CONNECTORS
This section describes how to connect peripherals, switches, and indicators to the
SBC-370.
Floppy Disk Drive Connector (CN2)
The SBC-370 is equipped with a 34-pin daisy-chain drive connector cable. For the
location of this connector, refer to CN2 in figure 2.
Board Configuration 16
Pin Number Description
1 GND
2 REDUCE WRITE
3 GND
4NC
5 GND
6NC
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#
Pin Number Description
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#