13
3.1
Floppy Disk Drive Connector (CN7)
The ROCKY-3703EVR board is equipped with a 34-pin daisy-
chain drive connector cable.
•
CN7 : FDC Connector
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 GROUND
30 READ
DATA#
31 GROUND
32 SIDE
1
SELECT#
33 GROUND
34 DISK
CHANGE#
14
3.2
PCI E-IDE Disk Drive Connector (CN5, CN6)
You can attach four IDE( Integrated Device Electronics) hard
disk drives on two channels. These connectors support Ultra-
DMA100 IDE devices. Non-DMA100 devices are suggested to
be connecting to the secondary IDE connector.
CN5 (IDE 1) : Primary IDE Connector
CN6 (IDE 2) : Secondary IDE Connector
•
CN5/CN6 : IDE Interface Connector
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
