Table of Contents
Advertisement
The floppy disk interface is a coded 34-pin, 2-row male connector. Two (3
1/4
5
) floppy disk drives can be connected via a 34-wire flat cable. The odd pins
connect the shielded wires to GND. Signals with # symbol are low active.
Floppy
2
1
2
HDS#
4
N.C.
6
N.C.
8
INDEX#
10
MO1#
12
DS2#
14
DS1#
16
MO2#
18
DIRC#
20
STEP#
22
WD#
24
WE#
26
TRK0#
28
WP#
30
RDD#
32
HS#
34
DISKCHG#
O
High Density Select
-
-
I
Index Hole
O
Motor 1 On
O
Drive 2 Select
O
Drive 1 Select
O
Motor 2 On
O
Direction
O
Step Impulse
O
Write Data
O
Write Enable
I
Track 0
I
Write Protection
I
Read Data
O
Head Select
I
Disk Change
1/2
or
Advertisement
Table of Contents
