11
3
Connection
This chapter describes how to connect peripherals, switches
and indicators to the ROCKY-3742EVFG board.
3.1 Floppy Disk Drive Connector
ROCKY-3742EVFG board is equipped with a 34-pin daisy-
chain driver connector cable.
•
CN2 : FDC CONNECTOR
2 4 6 … 30 32 34
…
…
1 3 5 … 29 31 33
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#
12
3.2 PCI E-IDE Disk Drive Connector
You can attach four IDE( Integrated Device Electronics)
device to the VT82C686B IDE controller.
IDE2 shares the same IDE channel with Compact Flash, so
you must refer JP4 before setting the IDE2’s device.
CN5 (IDE1) : Primary IDE Connector
CN6 (IDE2) : Secondary IDE Connector
•
CN5/CN6 : IDE Interface Connector
2 4 6 … 36 38 40
…
…
1 3 5 … 35 37 39
PIN NO.
DESCRIPTION PIN NO.
DESCRIPTION
1 RESET#
2 GROUND
3
DATA 7
4
DATA 8
5
DATA 6
6
DATA 9
7
DATA 5
8
DATA 10
9
DATA 4
10
DATA 11
11
DATA 3
12
DATA 12
13
DATA 2
14
DATA 13
15
DATA 1
16
DATA 14
17
DATA 0
18
DATA 15
19 GROUND
20 N/C
21 N/C
22 GROUND
23 IOW#
24 GROUND
25 IOR#
26 GROUND
27
N/C
28
BALE - DEFAULT
29 N/C
30 GROUND
-
DEFAULT
31 INTERRUPT
32 IOCS16#-DEFAULT
33 SA1
34 N/C
35 SA0
36 SA2
37
HDC CS0#
38
HDC CS1#
39 HDD
ACTIVE#
40 GROUND
