
Chapter 3 BIOS Configuration
24
PISA-E1 User’s Manual
Floppy Drive Connector
Floppy connector is a 34-pin header and will support up to 2.88MB floppy
drives.
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
Ground 33
34
Diskette change