HTG2150 datasheet(2/49 Pages) HOLTEK

2 / 49 page

Block Diagram

HTG2150

July 24, 2000

Preliminary

IN T / S E G 3 7

P r ogr am

C ount e r

P r ogr am

RO M

I n st r u ct i o n

R egi s t er

I n st r u ct i o n

D e c oder

Ti m i n g

G ene r a t o r

OS C I

RE S

VD D

VS S

In t e r r u pt

Ci r c u i t

IN T C

MP 0

MP 1

MU X

DA T A

Me m o r y

AL U

Sh i f t e r

ST AT U S

AC C

ST A C K0

ST A C K1

TM R 0

TM R 0 C

SY S C L K / 4

16 b i t

ST AC K 2

ST AC K 3

ST AC K 4

ST AC K 5

ST AC K 6

ST AC K 7

PA C

PO R T A

PA 0 ~ P A 7

LC D

Me mo r y

L CD Dr i v e r

CO M 0 ~ C O M 7

TM R 2 C

TM R 2

PF D

PW M 1

TM R 3 C

TM R 3

32768H z C r y s t a l

SEG 0 ~ SEG 3 2

PB4 ~ PB7 / SEG 3 3 ~ S E G 3 6

IN T / S E G 3 7

XO U T / S EG 3 8

XI N / S E G 3 9

SYS C L K

PW M 2

PB C

PO R T B

PB4 ~ PB7 / SEG 3 3 ~ S E G 3 6

SYS C L K

8- s t age

P r e sca l e r

8- s t age

P r e sca l e r

8- s t age

P r e sca l e r

PW M

D/ A

PW M D AC 1

PW M D AC 2

SYS C L K

PW M D AC 1

PW M D AC 2

WD T S

W D T P r e sca l e r

WD T R C

OS C

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HTG2150 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

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