Floppy Interface Connector - Intel 486MIS Quick Start Manual

Floppy Interface Connector

The on-board Floppy Interface connector (FLOPPY) is a 2x17-pin male
header. This interface supports two 5.25" or 3.5" floppy drives in any
combination and also can be disabled if no floppy drives are present on
the system.
Pin
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
Page 18
Description
RPM
No Connection
No Connection
Index
Motor 1
Drive 2
Drive 1
Motor 2
Direction
Step
Write Data
Write Enable
Track0
Write Protect
Read Data
Head Select
Disk Change
486MIS System Board User's Manual
Pin Description
1 Ground
3 Ground
5 Ground
7 Ground
9 Ground
11 Ground
13 Ground
15 Ground
17 Ground
19 Ground
21 Ground
23 Ground
25 Ground
27 Ground
29 Ground
31 Ground
33 Ground