M37212 Mitsubishi, M37212 Datasheet - Page 36

• Manufacturer Part Number: M37212
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
• Manufacturer: Mitsubishi

Fig. 8.6.6 I
36
2
C Control Register
I
2
C C o n t r o l R e g i s t e r
b 7 b 6 b 5 b 4 b 3 b 2 b 1 b 0
6 , 7 C o n n e c t i o n c o n t r o l b i t s
M37212M4/M8–XXXSP, M37212M6–XXXSP/FP
t o
0
2
3
4
5
I
B
2
C c o n t r o l r e g i s t e r ( S 1 D ) [ A d d r e s s 0 0 D A
B i t c o u n t e r
( N u m b e r o f t r a n s m i t / r e c i e v e
b i t s )
( B C 0 t o B C 2 )
D a t a f o r m a t s e l e c t i o n
b i t ( A L S )
A d d r e s s i n g f o r m a t s e l e c t i o n
b i t ( 1 0 B I T S A D )
b e t w e e n I C - B U S i n t e r f a c e
a n d p o r t s
( B S E L 0 , B S E L 1 )
I
e n a b l e b i t ( E S O )
2
C - B U S i n t e r f a c e u s e
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
N a m e
2
b 2 b 1 b 0
0 : D i s a b l e d
1 : E n a b l e d
0 : A d d r e s s i n g f o r m a t
1 : F r e e d a t a f o r m a t
0 : 7 - b i t a d d r e s s i n g f o r m a t
1 : 1 0 - b i t a d d r e s s i n g f o r m a t
b 7 b 6 C o n n e c t i o n p o r t ( S e e n o t e )
0
0
1
1
0
0
0
0
1
1
1
1
0 : N o n e
1 : S C L 1 , S D A 1
0 : S C L 2 , S D A 2
1 : S C L 1 , S D A 1 , S C L 2 , S D A 2
0
0
1
1
0
0
1
1
1 6
]
0 : 8
1 : 7
0 : 6
1 : 5
0 : 4
1 : 3
0 : 2
1 : 1
F u n c t i o n s
with ON-SCREEN DISPLAY CONTROLLER
MITSUBISHI MICROCOMPUTERS
M37212EFSP/FP
A f t e r r e s e t R W
0
0
0
0
0
R W
R W
R W
R W
R W
Rev. 1.0