M38867E8AHP MITSUBISHI [Mitsubishi Electric Semiconductor], M38867E8AHP Datasheet - Page 16

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M38867E8AHP

Manufacturer Part Number
M38867E8AHP
Description
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER??
Manufacturer
MITSUBISHI [Mitsubishi Electric Semiconductor]
Datasheets

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Fig. 12 Port block diagram (3)
16
( 1 7 ) P o r t s P 5
( 1 9 ) P o r t P 5
( 2 1 ) P o r t P 7
( 2 3 ) P o r t P 7
P W M
4 . T h e i n p u t l e v e l c a n b e s w i t c h e d b e t w e e n C M O S c o m p a t i b l e i n p u t l e v e l a n d T T L l e v e l b y t h e P 7 i n p u t l e v e l s e l e c t i o n b i t o f t h e p o r t
5 . T h e i n p u t l e v e l c a n b e s w i t c h e d b e t w e e n C M O S c o m p a t i b l e i n p u t l e v e l a n d T T L l e v e l b y t h e P 7 i n p u t l e v e l s e l e c t i o n b i t o f t h e p o r t
D a t a b u s
D a t a b u s
D a t a b u s
D a t a b u s
( a d d r e s s 0 0 2 F
c o n t r o l r e g i s t e r 2 ( a d d r e s s 0 0 2 F
c o n t r o l r e g i s t e r 2 ( a d d r e s s 0 0 2 F
T h e p o r t P 8 d i r e c t i o n r e g i s t e r a n d p o r t P 7 i n p u t r e g i s t e r c a n b e s w i t c h e d b y t h e P 8 f u n c t i o n s e l e c t i o n b i t o f t h e p o r t c o n t r o l r e g i s t e r 2
S e r i a l I / O 2 p o r t s e l e c t i o n b i t
1
S e r i a l I / O 2 s y n c h r o n i z a t i o n
o u t p u t p i n s e l e c t i o n b i t
P u l s e o u t p u t m o d e
S e r i a l I / O 2 c l o c k o u t p u t
P W M
7
P W M
0
2
c l o c k s e l e c t i o n b i t
4
T i m e r o u t p u t
, P 5
P o r t l a t c h
P o r t l a t c h
1
P o r t l a t c h
D i r e c t i o n
r e g i s t e r
D i r e c t i o n
r e g i s t e r
D i r e c t i o n
r e g i s t e r
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C N T R
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, C N T R
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S e r i a l I / O 2 i n p u t
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) .
S e r i a l I / O 2
D - A
2
o u t p u t e n a b l e b i t
( 1 8 ) P o r t P 5
( 2 0 ) P o r t P 6
( 2 2 ) P o r t P 7
( 2 4 ) P o r t P 7
S e r i a l I O / 2 t r a n s m i t c o m p l e t i o n s i g n a l
P W M
D a t a b u s
D a t a b u s
D a t a b u s
D a t a b u s
0
o u t p u t p i n s e l e c t i o n b i t
S e r i a l I / O 2 p o r t s e l e c t i o n b i t
S
S e r i a l I / O 2 r e a d y o u t p u t
P W M
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6
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3
P W M
o u t p u t e n a b l e b i t
P o r t l a t c h
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P o r t l a t c h
S e r i a l I / O 2 o u t p u t
P o r t l a t c h
D i r e c t i o n
r e g i s t e r
P o r t l a t c h
D i r e c t i o n
r e g i s t e r
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
D i r e c t i o n
r e g i s t e r
D i r e c t i o n
r e g i s t e r
e n a b l e b i t
0 1
o u t p u t
A - D c o n v e r t e r i n p u t
4
5
4
5
D - A c o n v e r t e r o u t p u t
MITSUBISHI MICROCOMPUTERS
I N T
2 1
i n t e r r u p t i n p u t
A n a l o g i n p u t p i n s e l e c t i o n b i t
D - A
1
o u t p u t e n a b l e b i t
3886 Group

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