EM73P968 datasheet(2/53 Pages) EMC

2 / 53 page

* This specification are subject to be changed without notice.

8.14.2001

EM73P968

4-BIT MICRO-CONTROLLER FOR LCD PRODUCT

Preliminar

Symbol

Pin-type

Function

Power supply (+)

Power supply (-)

Vref

ADC power (+)

ADSS

ADC power (-)

RESET

RESET-A

System reset input signal, low active

mask option : none

pull-up

XIN/RCOSC

OSC-A/OSC-H1 Crystal/RC clock source connecting pin

XOUT

OSC-A

Crystal connecting pin

LXIN

OSC-B/OSC-H2 Crystal/RC connecting pin for low speed clock source

LXOUT

OSC-B

Crystal connecting pin for low speed clock source

P0(0..3)/WAKEUP(0..3) INPUT-K

4-bit input port with IDLE/STOP releasing function

P0.0/ACLK : address counter clock for programming OTP.

P0.1/PGMB : program data to OTP cells for programming OTP.

P0.2/OEB : data output enable for programming OTP.

P0.3/DCLK : data in/out clock signal for programming OTP.

mask option 1 : wakeup disable

wakeup enable

mask option 2 :low current pull up

normal current pull up

high current pull up

none

FUNCTION BLOCK DIAGRAM

PIN DESCRIPTIONS

Interrupt

Control

Time

Base

Timer/Counter

(TA,TB)

System Control

Instruction Decoder

Instruction Register

ROM

Reset

Control

Clock

Generator

Timing

Generator

Sleep Mode

Control

Data pointer

ACC

ALU

Flag

Stack pointer

Stack

RAM

I/O Control

RESET

XIN

XOUT

Clock

Generator

(slow)

LXOUT LXIN

LCD

VRLC

TEST

VDD

P0/WAKEUP

/WAKEUP

ADC

SPI

P15.0/P15.1/

WAKEUP

EM73P968 Datasheet(PDF) 2 Page - ELAN Microelectronics Corp

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