HT86070 datasheet(2/40 Pages) HOLTEK

Part #	HT86070

Description	Voice Synthesizer 8-Bit MCU

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Manufacturer	HOLTEK [Holtek Semiconductor Inc]

Direct Link	http://www.holtek.com

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2 / 40 page

Block Diagram

Pin Assignment

HT86030/HT86070

Rev. 1.10

2

May 25, 2006

P r o g r a m

C o u n t e r

P r o g r a m

R O M

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

T i m i n g

G e n e r a t i o n

O S C 2

O S C 1

R E S

V D D

V S S

I n t e r r u p t

C i r c u i t

I N T C

M P 0

M P 1

M

U

X

M U X

D A T A

M e m o r y

A L U

S h i f t e r

S T A T U S

A C C

T M R 1

T M R 1 C

S Y S C L K / 4

W D T S

W D T P r e s c a l e r

¸ 2 5 6

W D T R C

O S C

1 6 b i t

T M R 0

T M R 0 C

S Y S C L K / 4

1 6 b i t

S T A C K 2

S T A C K 3

S T A C K 4

S T A C K 5

S T A C K 6

S T A C K 7

P B C

P B

P O R T B

P B 0 ~ P B 7

I N T

P A C

P A

P O R T A

P A 0 ~ P A 7

T M R 3 C

T M R 3

S Y S C L K / 4

8 - s t a g e

P r e s c a l e r

S T A C K 0

S T A C K 1

1 2 - b i t

D / A

3 - b i t

V o l u m e

C o n t r o l

M

U

X

S Y S C L K / 4

8 - b i t

H T 8 6 0 3 0 / H T 8 6 0 7 0

2 8 S O P - A

2 8

2 7

2 6

2 5

2 4

2 3

2 2

2 1

2 0

1 9

1 8

1 7

1 6

1 5

1

2

3

4

5

6

7

8

9

1 0

1 1

1 2

1 3

1 4

N C

P A 7

P A 6

P A 5

P A 4

P A 3

P A 2

P A 1

P A 0

N C

V S S

N C

O S C 2

O S C 1

I N T

R E S

A U D

T E S T

V D D A

V D D

V S S A

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HT86070 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

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