TEI FDC-3 User Manual page 18

Floppy-disk controller
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TABLE
5-1
REGULAR DRIVE SIGNAL
CO~NECTIONS
==========================================================
I
Pin
I
FUNCTION
I
Pin
I
FUNCTION
I
1-------1-------------- 1-------1------------------------1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
I
Ground
I
Spare
1
Ground
I
Write Fault
I
Ground
I
Track 44-76
1
Ground
I
Spare
1
Ground
I
Spare
1
Ground
I
Not Used
I
Ground
I
Side Select
I
Ground
I
In Use*
I
Ground
I
Head Load
I
Ground
I
Index
I
Ground
I
Ready
1 Ground
I
Spare
I
Ground
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Enable Drive Select
1
1
Ground
I
Drive Select
2
1
Ground
I
Drive Select
3
I
Ground
I
Drive Select
4
1
Ground
I
Direction
1
Ground
I
St2P
I
Ground
I
Write Data
I
Ground
I
Write Gate
I
Ground
I
Spare
I
Ground
I
Write Protect
I
Ground
I
Raw Data
I
Ground
I
Separated Data
I
Ground
j
Se?arated Clock
I
5-2
==============================================~=======
=====
* Door Light

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