EM78P813

8-bit OTP Micro-controller

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* This specification is subject to change without notice.

65

2004/8/19

(V1.6)

LCD pannel

P70

SEG50

SEG51

SEG52

SEG65

VDD

XIN

XOUT

0.1u

PLLC

COMMON

SEGMENT

32.768k

27p

27p

AVSS,GND

EM 78P813

TIP

RING

4700p

47K

Key matrix

LCD driver

EM 9L8580(master)

D0..D7

PB7~PB0

8

CLK A0

/RD

/WR

/CS1

4700p

47K

Line

Interface

Speech

Network

39K

4700p

CWIN

CWGS

47p

150K

TIP

RING

LINE

( support max 65x132 pixels)

VDD,AVDD

P71

P72

P73

LCD driver

EM 9L8580(slave)

D0..D7 CLK A0

/RD

/WR

/CS1

( support max 65x132 pixels)

SEGM ENT

COMMON

FR

FR

CL

CL

/DOF

/DOF

V0

V1

V2

V3

V4

V0

V1

V2

V3

V4

65x264 pixels

M/S

M/S

VDD

/RES

/RES

P/S

P/S

VDD

TIP

RING

4700p

47K

4700p

47K

VDD

STGT

EST

EXTERNAL

Memory

SEG34 ~ SEG65

(Share with interface)

Fig.44

External multi-chip LCD driver application circuit