ROCKY-4786EV/EVG User Manual
Page 17
CN Label: FDD1
CN Type: 2x17 pin header
CN Location: See
Figure 3-2
CN Pinouts: See
Table 3-3
The ROCKY-4786EV/EVG is shipped with a 34-pin daisy-chain drive connector cable.
This cable can be connected to the FDD connector.
PIN DESCRIPTION PIN DESCRIPTION
1 GND 2 REDUCE WRITE
3 GND 4 N/C
5 N/C 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 0#
27 GND 28 WRITE PROTECT#
29 GND 30 READ DATA#
31 GND 32 HEAD#
33 GND 34 DISK CHANGE#
Table 3-3: FDD Connector Pinouts
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