EM78P568

8-bit OTP Micro-controller

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* This specification are subject to be changed without notice.

56

01/31/2004

V4.7

XIII. Application circuits

AVDD

RXO

22

MTX/P66

32

AURX/P65 33

VDD

VCC

21

51

RXI

23

100k

100k

0.1u

from Mic

MICI

26

MICO

27

100k

100k

0.1u

CMP1/P62

36

CMP2/P63

35

CMP3/P64

34

low battery detect

RSSI

(other detect)

30

44

AVSS

VSS

LCD display

COM(0..3)

SEG(0..19)

to speaker AMP

DAO/P67

31

TONE

28

FM

modulator

FM

demodulator

(I/O port)

EM78P568

14..11

10,100..82

Fig.26 Application circuit for FRS