M306V2 Mitsubishi, M306V2 Datasheet - Page 7

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M306V2

Manufacturer Part Number
M306V2
Description
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
Manufacturer
Mitsubishi
Datasheet

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Rev. 1.0
Table 1.5.3 Pin description (1)
A
A
V
C N V
R E S E T
X
X
B Y T E
A V
P 0
D
P 1
D
P 2
A
A
P 3
A
A
P 4
C S
0
1
C C
I N
O U T
0
0
8
8
P i n n a m e
0
8
A
/ D
/ D
/ D
A
0
0
0
0
0
C C
t o A
t o A
t o D
t o D
9
0
, V
1 6
0
t o P 0
t o P 1
t o P 2
t o P 3
t o P 4
S S
0
7
t o C S
t o A
,
t o A
t o
A
t o A
S S
7
1 5
7
1 5
7
/ D
1 5
7
7
7
7
7
7
3
/ D
1 9
7
,
6
P o w e r s u p p l y
i n p u t
C N V
R e s e t i n p u t
C l o c k i n p u t
C l o c k o u t p u t
E x t e r n a l d a t a
b u s w i d t h
s e l e c t i n p u t
A n a l o g p o w e r
s u p p l y i n p u t
I / O p o r t P 0
I / O p o r t P 1
I / O p o r t P 2
I / O p o r t P 3
I / O p o r t P 4
S i g n a l n a m e
S S
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
I n p u t
I n p u t
I n p u t
O u t p u t
I n p u t
I n p u t / o u t p u t
I n p u t / o u t p u t
I n p u t / o u t p u t
I n p u t / o u t p u t
I n p u t / o u t p u t
O u t p u t
I n p u t / o u t p u t
O u t p u t
I n p u t / o u t p u t
I n p u t / o u t p u t
O u t p u t
I n p u t / o u t p u t
O u t p u t
I n p u t / o u t p u t
O u t p u t
O u t p u t
I / O t y p e
S u p p l y 4 . 5 V t o 5 . 5 V t o t h e V
T h i s p i n s w i t c h e s b e t w e e n p r o c e s s o r m o d e s . C o n n e c t i t t o t h e
V
C o n n e c t i t t o t h e V
A “ L ” o n t h i s i n p u t r e s e t s t h e m i c r o c o m p u t e r .
T h e s e p i n s a r e p r o v i d e d f o r t h e m a i n c l o c k g e n e r a t i n g c i r c u i t . C o n n e c t
a c e r a m i c r e s o n a t o r o r c r y s t a l b e t w e e n t h e X
u s e a n e x t e r n a l l y d e r i v e d c l o c k , i n p u t i t t o t h e X
X
T h i s p i n s e l e c t s t h e w i d t h o f a n e x t e r n a l d a t a b u s . A 1 6 - b i t w i d t h i s
s e l e c t e d w h e n t h i s i n p u t i s “ L ” ; a n 8 - b i t w i d t h i s s e l e c t e d w h e n t h i s
i n p u t i s “ H ” . T h i s i n p u t m u s t b e f i x e d t o e i t h e r “ H ” o r “ L . ” W h e n
o p e r a t i n g i n s i n g l e - c h i p m o d e , c o n n e c t t h i s p i n t o V
T h i s p i n i s a p o w e r s u p p l y i n p u t f o r t h e A - D c o n v e r t e r . C o n n e c t t h i s
p i n t o V
T h i s i s a n 8 - b i t C M O S I / O p o r t . I t h a s a n i n p u t / o u t p u t p o r t d i r e c t i o n
r e g i s t e r t h a t a l l o w s t h e u s e r t o s e t e a c h p i n f o r i n p u t o r o u t p u t
i n d i v i d u a l l y . W h e n s e t f o r i n p u t i n s i n g l e - c h i p m o d e , t h e u s e r c a n s p e c i f y
i n u n i t s o f f o u r b i t s v i a s o f t w a r e w h e t h e r o r n o t t h e y a r e t i e d t o a p u l l - u p
r e s i s t o r . I n m e m o r y e x p a n s i o n a n d m i c r o p r o c e s s o r m o d e s , t h e u s e r
c a n n o t s p e c i f y t h a t .
W h e n s e t a s a s e p a r a t e b u s , t h e s e p i n s i n p u t a n d o u t p u t d a t a ( D
T h i s i s a n 8 - b i t I / O p o r t e q u i v a l e n t t o P 0 .
W h e n s e t a s a s e p a r a t e b u s , t h e s e p i n s i n p u t a n d o u t p u t d a t a
T h i s i s a n 8 - b i t I / O p o r t e q u i v a l e n t t o P 0 .
T h e s e p i n s o u t p u t 8 l o w - o r d e r a d d r e s s b i t s ( A
I f t h e e x t e r n a l b u s i s s e t a s a n 8 - b i t w i d e m u l t i p l e x e d b u s , t h e s e p i n s
i n p u t a n d o u t p u t d a t a ( D
( A
I f t h e e x t e r n a l b u s i s s e t a s a 1 6 - b i t w i d e m u l t i p l e x e d b u s , t h e s e p i n s
i n p u t a n d o u t p u t d a t a ( D
i n t i m e b y m u l t i p l e x i n g . T h e y a l s o o u t p u t a d d r e s s ( A
T h i s i s a n 8 - b i t I / O p o r t e q u i v a l e n t t o P 0 .
T h e s e p i n s o u t p u t 8 m i d d l e - o r d e r a d d r e s s b i t s ( A
I f t h e e x t e r n a l b u s i s s e t a s a 1 6 - b i t w i d e m u l t i p l e x e d b u s , t h e s e p i n s
i n p u t a n d o u t p u t d a t a ( D
b y m u l t i p l e x i n g . T h e y a l s o o u t p u t a d d r e s s ( A
T h i s i s a n 8 - b i t I / O p o r t e q u i v a l e n t t o P 0 .
T h e s e p i n s o u t p u t C S
s e l e c t s i g n a l s u s e d t o s p e c i f y a n a c c e s s s p a c e . A
o r d e r a d d r e s s b i t s .
S S
O U T
0
– A
p i n w h e n o p e r a t i n g i n s i n g l e - c h i p o r m e m o r y e x p a n s i o n m o d e .
p i n o p e n .
7
) s e p a r a t e d i n t i m e b y m u l t i p l e x i n g .
C C
.
C C
0
p i n w h e n i n m i c r o p r o c e s s o r m o d e .
– C S
0
0
7
– D
– D
) a n d o u t p u t a d d r e s s ( A
3
7
6
s i g n a l s a n d A
) a n d o u t p u t 8 l o w - o r d e r a d d r e s s b i t s
) a n d o u t p u t a d d r e s s ( A
C C
and ON-SCREEN DISPLAY CONTROLLER
F u n c t i o n
p i n . S u p p l y 0 V t o t h e V
MITSUBISHI MICROCOMPUTERS
M306V2ME-XXXFP
1 6
9
– A
I N
– A
0
– A
1 9
a n d t h e X
I N
1 5
8
8
. C S
7
1 6
p i n a n d l e a v e t h e
– A
) s e p a r a t e d i n t i m e
) .
) .
S S
M306V2EEFP
– A
0
1
) .
1 5
.
0
– A
1 9
) .
– C S
S S
7
O U T
a r e 4 h i g h -
) s e p a r a t e d
3
p i n .
a r e c h i p
p i n s . To
( D
8
0
– D
– D
1 5
7
) .
) .
7

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