HT46R63 datasheet(2/44 Pages) HOLTEK

2 / 44 page

Block Diagram

HT46R63/HT46C63

Rev. 1.90

May 17, 2004

I N T 0 / I N T 1

O S C 2

O S C 1

M U X

T M R

W D T

P D C

P D

P O R T D

P D 0 / P W M 0 ~ P D 3 / P W M 3

P D 4 / I N T 0

P D 5 / I N T 1

P D 6 / T M R

P D 7

P O R T B

T M R C

T M R

f S Y S / 4

P r o g r a m

R O M

P r o g r a m

C o u n t e r

I n t e r r u p t

C i r c u i t

S t a c k

8 L e v e l s

I N T C 0

I N T C 1

D A T A

R A M

( 2 0 8 ´ 8 )

I n s t r u c t i o n

R e g i s t e r

I n s t r u c t i o n

D e c o d e r

S T A T U S

A L U

S h i f t e r

T i m i n g

G e n e r a t o r

A C C

W D T

G e n e r a t o r

M P

P B

P B C

P B 0 / A N 0 ~ P B 7 / A N 7

P A C

P A

P O R T A

P A 0 ~ P A 7

P W M

8 - C h a n n e l A / D C o n v e r t e r

O p t i o n

P R O M

L V R

4 k ´ 1 5

R E S

V D D

V S S

A V D D

O S C 3

O S C 4

E N / D I S

R T C O S C

W D T O S C

f S Y S / 4

T i m e B a s e / R T C / L C D G e n e r a t o r

P C C

P C

P O R T C

P C 0 ~ P C 7

C o m p a r a t o r

E N / D I S

H A L T

C H G O , C M P O

C M P P , C M P N

R - B I A S

L C D

4 ´ 1 9 / 3 ´ 2 0

L o g i c a l O u t p u t O p t i o n

C O M 0 ~ C O M 3 / S E G 1 9

S E G 0 ~ S E G 1 8

H i g h

M i d d l e

L o w

V L C D

f R T C

HT46R63 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

HT46R63 Datasheet(HTML) 2 Page - Holtek Semiconductor Inc

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