Intel MB884 User Manual
Page 26
INSTALLATIONS
22
MB884 User’s Manual
FDD1: Floppy Drive Connector
Signal Name
Pin #
Pin #
Signal Name
Ground 1 2 RM/LC
Ground 3 4 No
connect
Ground 5 6 No
connect
Ground 7 8
Index
Ground
9
10
Motor enable 0
Ground
11
12
Drive select 1
Ground
13
14
Drive select 0
Ground
15
16
Motor enable 1
Ground 17
18 Direction
Ground 19
20
Step
Ground 21
22 Write
data
Ground 23
24 Write
gate
Ground 25
26 Track
00
Ground 27
28
Write
protect
Ground 29
30 Read
data
Ground
31
32
Side 1 select
FDD1
Ground 33
34
Diskette
change
IDE1: Primary IDE Connectors
Signal Name
Pin #
Pin #
Signal Name
Reset IDE
1
2
Ground
Host data 7
3
4
Host data 8
Host data 6
5
6
Host data 9
Host data 5
7
8
Host data 10
Host data 4
9
10
Host data 11
Host data 3
11
12
Host data 12
Host data 2
13
14
Host data 13
Host data 1
15
16
Host data 14
Host data 0
17
18
Host data 15
Ground 19 20
Protect
pin
DRQ0 21
22 Ground
Host IOW
23
24
Ground
Host IOR
25
26
Ground
IOCHRDY 27 28 Host
ALE
DACK0 29 30 Ground
IRQ14 31
32
No
connect
Address 1
33
34
No connect
Address 0
35
36
Address 2
Chip select 0
37
38
Chip select 1
IDE1
Activity 39 40 Ground