M306V2 Mitsubishi, M306V2 Datasheet - Page 8

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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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8
Table 1.5.4 Pin description (continued) (2)
A L E ,
R D Y
P 6
P 6
P 7
P 8
P 8
P 9
P 1 0
C V
V
W R L / W R ,
W R H / B H E ,
R D ,
B C L K ,
H L D A ,
H O L D ,
R , G , B
O U T 1 , O U T 2
O S C 2
H L F
T V S E T B
O S C 1
P 5
H O L D
P i n n a m e
0
7
0
2
6
0
I N
0
, P 8
, P 8
0
t o P 6
t o P 7
t o P 9
t o P 5
t o P 1 0
3
7
,
3
7
4
7
,
7
I / O p o r t P 5
I / O p o r t P 6
I / O p o r t P 7
I / O p o r t P 8
I / O p o r t P 9
I / O p o r t P 1 0
O S D o u t p u t
O S D o u t p u t
C l o c k o u t p u t
f o r O S D
C l o c k i n p u t
f o r O S D
I / O f o r d a t a
s l i c e r
S i g n a l n a m e
T e s t i n 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
O u t 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
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
I n p u t
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
O u t p u t
O u t 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
I n p u t
I / O t y p e
I n p u t c o m p o s i t e v i d e o s i g n a l t h r o u g h a c a p a c i t o r .
C o n n e c t a c a p a c i t o r b e t w e e n V
C o n n e c t a f i l t e r u s i n g o f a c a p a c i t o r a n d a r e s i s t o r
b e t w e e n H L F a n d V s s .
T h i s i s a n O S D c l o c k i n p u t p i n .
T h i s i s a n O S D c l o c k o u t p u t p i n .
T h i s i s a t e s t i n p u t p i n . F i x i t t o “ L . ”
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 . I n s i n g l e - c h i p m o d e , P 5
t h i s p o r t o u t p u t s a d i v i d e - b y - 8 o r d i v i d e - b y - 3 2 c l o c k o f X
t h e s a m e f r e q u e n c y a s X
O u t p u t W R L , W R H ( W R a n d B H E ) , R D , B C L K , H L D A , a n d A L E
s i g n a l s . W R L a n d W R H , a n d B H E a n d W R c a n b e s w i t c h e d u s i n g
s o f t w a r e c o n t r o l .
W i t h a 1 6 - b i t e x t e r n a l d a t a b u s , d a t a i s w r i t t e n t o e v e n a d d r e s s e s
w h e n t h e W R L s i g n a l i s “ L ” a n d t o t h e o d d a d d r e s s e s w h e n t h e W R H
s i g n a l i s “ L ” . D a t a i s r e a d w h e n R D i s “ L ” .
D a t a i s w r i t t e n w h e n W R i s “ L ” . D a t a i s r e a d w h e n R D i s “ L ” . O d d
a d d r e s s e s a r e a c c e s s e d w h e n B H E i s “ L ” . U s e t h i s m o d e w h e n u s i n g
a n 8 - b i t e x t e r n a l d a t a b u s .
W h i l e t h e i n p u t l e v e l a t t h e H O L D p i n i s “ L ” , t h e m i c r o c o m p u t e r i s
p l a c e d i n t h e h o l d s t a t e . W h i l e i n t h e h o l d s t a t e , H L D A o u t p u t s a “ L ”
l e v e l . A L E i s u s e d t o l a t c h t h e a d d r e s s . W h i l e t h e i n p u t l e v e l o f t h e
R D Y p i n i s “ L ” , t h e m i c r o c o m p u t e r i s i n t h e r e a d y s t a t e .
T h i s i s a n 5 - 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 f o r i n p u t i n s i n g l e -
c h i p , m i c r o p r o c e s s o r a n d m e m o r y e x p a n s i o n m o d e s , 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 . P i n s i n t h i s p o r t a l s o f u n c t i o n a s U A R T 0 , U A R T 2 a n d
m u l t i - m a s t e r I
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 6 ( P 7
o p e n - d r a i n o u t p u t ) . P i n s i n t h i s p o r t a l s o f u n c t i o n a s t i m e r s A 2 a n d A 3 ,
U A R T 2 , m u l t i - m a s t e r I
s e l e c t e d b y s o f t w a r e .
P 8
U s i n g s o f t w a r e , P 8
t h e i n p u t p i n s f o r e x t e r n a l i n t e r r u p t s . P 8
s o f t w a r e t o f u n c t i o n a s t h e I / O p i n s f o r a s u b - c l o c k g e n e r a t i o n c i r c u i t . I n
t h i s c a s e , c o n n e c t a q u a r t z o s c i l l a t o r b e t w e e n P 8
( X
T h i s i s a n 5 - b i t I / O p o r t e q u i v a l e n t t o P 6 . P i n s i n t h i s p o r t a l s o f u n c t i o n
a s T i m e r B 0 t o B 2 i n p u t p i n s , D - A c o n v e r t e r o u t p u t p i n s , o r m u l t i - m a s t e r
I
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 6 . P i n s i n t h i s p o r t a l s o f u n c t i o n
a s A - D c o n v e r t e r i n p u t p i n s . F u r t h e r m o r e , P 1 0
a s i n p u t p i n s f o r O S D f u n c t i o n .
T h e s e a r e O S D o u t p u t p i n s ( a n a l o g o u t p u t ) .
T h e s e a r e O S D o u t p u t p i n s ( d i g i t a l o u t p u t ) .
2
C - B U S i n t e r f a c e 1 I / O p i n s .
W R L , W R H , a n d R D s e l e c t e d
W R , B H E , a n d R D s e l e c t e d
C I N
2
, P 8
p i n ) .
3
, P 8
6
2
a n d P 8
C - B U S i n t e r f a c e 0 I / O p i n s a s s e l e c t e d b y s o f t w a r e .
2
a n d P 8
7
2
a r e I / O p o r t s w i t h t h e s a m e f u n c t i o n s a s P 6 .
C - B U S i n t e r f a c e 0 , o r H
C I N
3
a s s e l e c t e d b y s o f t w a r e .
c a n b e m a d e t o f u n c t i o n a s t h e I / O p i n s f o r
and ON-SCREEN DISPLAY CONTROLLER
H O L D
F u n c t i o n
MITSUBISHI MICROCOMPUTERS
a n d V s s .
M306V2ME-XXXFP
6
a n d P 8
0
a n d P 7
0
S Y N C
a n d P 1 0
7
6
M306V2EEFP
c a n b e s e t u s i n g
( X
1
c o u n t e r I / O p i n s a s
C O U T
a r e N - c h a n n e l
I N
1
a l s o f u n c t i o n
o r a c l o c k o f
p i n ) a n d P 8
7
i n
Rev. 1.0
7

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