HT9580 datasheet(50/63 Pages) HOLTEK

50 / 63 page

The SPI application circuits

HT9580

April 28, 2000

Preliminary

BA F

H T 9580

VD D

VS S

PB 3

PB 1

PA 0

PA 1

PA 2

SC K

MO S I

1.5 V

PB 2

PB 4

MI S O

EE PR O M

VS S

PC 1

PC 0

PA 3 ~ P A 5

PB 0

PB 5 ~ P B 7

SW 3

SW 2

SW 1

V DD

1.5 V

B u zze r

DC/ D C

OU T

VS S

22 m F

470 m H

S c hot t k y D i ode

R H 5R 30 2

22 m F

L C D Dr i v e r

Ma s t e r

Sl a v e

LC D D i s p l a y

V DD ( 1.5 V )

H T 93 LC 4 6

Ho l t e k

P ager

TM R 1

0. 1 m F

1.5 V

1k W

Lam p

680 W

Mo t o r

Fl e x TM

D e c ode r

SR D Y

RS S I

510 W

0. 1 m F

D0 ~ D 7

A0 ~ A 15

D0 ~ D 7

A0 ~ A 15

DA _ O UT

OS C 1

OS C 2

76. 8 k H z

N o t e : The e x t e r n a l m e m or y i s opt i o na l

PS EN

RE S E T

LC D _ E

D0 ~ D 7

LC D _ R W

RE S E T

LC D _ C S 0 ( M as t e r )

LC D _ C S 1 ( S l av e)

LC D _ C L

LC D _ A 0

1, 2 5 , 5 6

27, 57, 7 8

VD D

VS S

1.5 V

R ece i ver

V DD

100k W

P_ M O D E

V DD

No r m a l T y p e

Ro m l e s s

H T 27 LC 5 12

P r ogr am R O M

RO M C E

A0 ~ A 13

R A 14~ R A 1 7

A0 ~ A 17

D0 ~ D 7

D 0 ~ D7

M a skR A M

MA S K _ C E

R/ W

RA M C E

SR AM _ C E

HT9580 Datasheet(PDF) 50 Page - Holtek Semiconductor Inc

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