B.2.6 fdd interface – Toshiba 2000 User Manual
Page 73
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B.2.6 FDD Interface
(Note) I/Os are input/output as viewed from this device.
Pin no.
Signal name
I/O
Pin no.
Signal name
I/O
1
SIDE1 SEL
O
14
WRITE PROTECT* I
2
READ DATA
O
15
TRACK 00*
I
3
GND
-
16
GND
-
4
GND
-
17
WRITE GATE*
O
5
GND
-
18
GND
-
6
WRITE DATA
O
19
GND
-
7
DENSITY SEL
O
20
STEP*
O
8
RESERVE
-
21
DIRECTIOEN*
O
9
READY
-
22
MOTOR ON
O
10
DRIVE SEL
O
23
MEDIA
I
11
P5
-
24
DISK CHANGE
I
12
P5
-
25
NC
-
13
INDEXL
O
26
P5
-
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