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E X P L A N A T I O N - Hitachi MP-1802 Technical Manual

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P i n
N o .
S i g n a l
D a t a D i r e c t i o n
L e v e l - 3 * * I n s i d e
E x p l a n a t i o n
1 5
R E A D D A T A
R e a d s o u t d a t a s i g n a l
f r o m t h e d i s k e t t e
a f t e r
w a v e f o r m r e s t o r a t i o n
1 6
m E1
S e l - e c t s
S i d e
t
h e a d w h e n
t L t , S i d e
0 h e a d w h e n t H t
1 7
D - R C L K
C l o c k
s i g n a l
t o
d i v i d e
d a t a
b i t
a n d c l o c k
b i t
f r o m
R E A D D A T A
1 B
+ 5 v
+ 5 V p o w e r s u p p l y
1 9
T
t
2 0
2 1
z z
2 3
2/,1
J
J
2 5
+ 5v
2 6
D O U B L E D E N
B e c o m e s r H r w h e n w r i t i n g
a n d r e c o r d i n g
o f d o u b l e
d e n s i t y
2 7
GND
GROUN D
2 B
1
i
2 g
3 0
3 1
) 1
3 3
3lr
3 5
3 6
3 7
. , . / 7

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Mp-3550