M306V5EESP Mitsubishi, M306V5EESP Datasheet - Page 30

• Manufacturer Part Number: M306V5EESP
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

30
Figures 2.5.4 System clock control register 0
Figure 2.5.5 System clock control register 1
Figures 2.5.4 and 2.5.5 shows the system clock control registers 0 and 1.
b 7
0
S y s t e m c l o c k c o n t r o l r e g i s t e r 0 ( N o t e 1 )
N o t e s 1 : S e t b i t 0 o f t h e p r o t e c t r e g i s t e r ( a d d r e s s 0 0 0 A
N o t e s 1 : S e t b i t 0 o f t h e p r o t e c t r e g i s t e r ( a d d r e s s 0 0 0 A
b 6
b 7
S y s t e m c l o c k c o n t r o l r e g i s t e r 1 ( N o t e 1 )
b 5
0
b 6
2 : T h i s b i t c h a n g e s t o “ 1 ” w h e n s h i f t i n g f r o m h i g h - s p e e d / m e d i u m - s p e e d m o d e t o s t o p m o d e a n d a t a r e s e t .
b 4
2 : T h i s b i t c h a n g e s t o “ 1 ” w h e n s h i f t i n g f r o m h i g h - s p e e d / m e d i u m - s p e e d m o d e t o s t o p m o d e a n d a t a
3 : C a n b e s e l e c t e d w h e n b i t 6 o f t h e s y s t e m c l o c k c o n t r o l r e g i s t e r 0 ( a d d r e s s 0 0 0 6
4 : I f t h i s b i t i s s e t t o “ 1 , ” X
0 1
b 5
I f “ 1 ” , d i v i s i o n m o d e i s f i x e d a t 8 .
r e s e t .
b 3
b 4
0
b 2
b 3
0
b 1
0 0
b 2
0
b 0
b 1
0
B i t s y m b o l
b 0
R e s e r v e d b i t s
C M 0 2
R e s e r v e d b i t s
C M 0 6
R e s e r v e d b i t
R e s e r v e d b i t
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
S y m b o l
C M 0
B i t s y m b o l
R e s e r v e d b i t s
C M 1 0
C M 1 5
C M 1 6
C M 1 7
S y m b o l
C M 1
O U T
W A I T p e r i p h e r a l f u n c t i o n
c l o c k s t o p b i t
M a i n c l o c k d i v i s i o n s e l e c t
b i t 0 ( N o t e 2 )
t u r n s “ H , ” a n d t h e b u i l t - i n f e e d b a c k r e s i s t o r i s c u t o f f .
B i t n a m e
A l l c l o c k s t o p c o n t r o l b i t
X
s e l e c t b i t ( N o t e 2 )
M a i n c l o c k d i v i s i o n
s e l e c t b i t 1 ( N o t e 3 )
I N
- X
A d d r e s s
0 0 0 6
O U T
B i t n a m e
1 6
1 6
d r i v e c a p a c i t y
) t o “ 1 ” b e f o r e w r i t i n g t o t h i s r e g i s t e r .
A d d r e s s
0 0 0 7
( N o t e 4 )
1 6
W h e n r e s e t
M u s t a l w a y s b e s e t t o “ 0 ”
0 : D o n o t s t o p p e r i p h e r a l f u n c t i o n c l o c k i n w a i t m o d e
1 : S t o p p e r i p h e r a l f u n c t i o n c l o c k i n w a i t m o d e
M u s t a l w a y s b e s e t t o “ 1 ”
M u s t a l w a y s b e s e t t o “ 0 ”
0 : C M 1 6 a n d C M 1 7 v a l i d
1 : D i v i s i o n b y 8 m o d e
M u s t a l w a y s b e s e t t o “ 0 ”
) t o “ 1 ” b e f o r e w r i t i n g t o t h i s r e g i s t e r .
1 6
4 8
1 6
W h e n r e s e t
0 : C l o c k o n
1 : A l l c l o c k s o f f ( s t o p m o d e )
b 7 b 6
0 0 : N o d i v i s i o n m o d e
0 1 : D i v i s i o n b y 2 m o d e
1 0 : D i v i s i o n b y 4 m o d e
1 1 : D i v i s i o n b y 1 6 m o d e
M u s t a l w a y s b e s e t t o
0 : L O W
1 : H I G H
F u n c t i o n
2 0
and ON-SCREEN DISPLAY CONTROLLER
1 6
MITSUBISHI MICROCOMPUTERS
M306V5ME-XXXSP
F u n c t i o n
“ 0 ”
M306V5EESP
1 6
) i s “ 0 . ”
R
R
W
W
Rev. 1.0