Chapter 3. Connection; Floppy Disk Drive Connector - IEI Technology Rocky-3702EV User Manual

Chapter 3. Connection

This chapter describes how to connect peripherals, switches and
indicators to the ROCKY-3702EV board.
3.1

Floppy Disk Drive Connector

ROCKY-3702EV board equipped with a 34-pin daisy-chain driver
connector cable.
• CN2 : FDD CONNECTOR
PIN NO. DESCRIPTION
1 GROUND
3 GROUND
5 GROUND
7 GROUND
9 GROUND
11 GROUND
13 GROUND
15 GROUND
17 GROUND
19 GROUND
21 GROUND
23 GROUND
25 GROUND
27 GROUND
29 GROUND
31 GROUND
33 GROUND
PIN NO. DESCRIPTION
2 REDUCE WRITE
4 N/C
6 N/C
8 INDEX#
10 MOTOR ENABLE A#
12 DRIVE SELECT B#
14 DRIVE SELECT A#
16 MOTOR ENABLE B#
18 D4IRECTION#
20 STEP#
22 WRITE DATA#
24 WRITE GATE#
26 TRACK 0#
28 WRITE PROTECT#
30 READ DATA#
32 SIDE 1 SELECT#
34 DISK CHANGE#
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