HTG2190 datasheet(2/64 Pages) HOLTEK

2 / 64 page

Block Diagram

HTG2190

Rev. 1.00

June 29, 2001

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 i on

OS C O

OS C I

RE S

VD D

VS S

In te r r u p t

Ci r c u i t

IN T C

MP 0

MP 1

MU X

DAT A

Me m o r y

ALU

S h i fte r

ST AT U S

ACC

TM R 1

TM R 1 C

SY S C L K / 4

PB 6 / T M R 1

WD T S

W D T P r e sca l e r

¸ 256

W D T RC

OS C

16 b i t

TM R 0

TM R 0 C

SY S C L K / 4

PB7 / T M R 0

16 b i t

PD C

PO R T D

P D 0~ P D 7/ S E G 48~ S E G 5 5

PE C

PO R T E

PE0 ~ PE7 / SEG 4 0 ~ SEG 4 7

ST AC K 2

ST AC K 3

ST AC K 4

ST AC K 5

ST AC K 6

ST AC K 7

PC C

PO R T C

P C 0~ P C 7/ S E G 56~ S E G 6 3

PB C

PO R T B

PB0 , PB2 ~ PB7

X I N / PC 7 / SE G 6 3

X O UT / P C6 / S E G 6 2

LC D

Me mo r y

L CD Dr i v e r

CO M 0 ~ C O M 1 5

SE G 0 ~ 3 9

P E 0~ P E 7/ S E G 40~ S E G 4 7

PD 0 ~ PD 7 / SE G 4 8 ~ SE G 5 5

PC 0 ~ PC 5 / SE G 5 6 ~ SE G 6 1

X O U T /P C 6 /S E G 6 2

X I N / PC 7 / SE G 6 3

8- s t age

P r e sca l e r

PF D

TM R 2

IN T / S I N

PAC

PO R T A

PA0 ~ PA7

Se r i a l

In t e r f a c e

8- s t age

P r e sca l e r

PW M

D/ A

SC L K / P B 5

IN T / S I N

SO U T / P B 4

PW M D AC 1

PW M D AC 2

TM R 3 C

TM R 3

32768H z C r y s t a l

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

TM R 2 C

SYS C L K

PB0 / P W M 1

PW M 2 / AU D

ST AC K 0

ST AC K 1

PW M D AC 1

PW M D AC 2

12 b i t s

D/ A

4 bi t s

Vo l u m e

c ont r o l

RT F

S uppl y V o l t age

De t e c t i o n

SY S C L K

HTG2190 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

HTG2190 Datasheet(HTML) 2 Page - Holtek Semiconductor Inc

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