EM78569 Ver la hoja de datos (PDF) - ELAN Microelectronics

Número de pieza

componentes Descripción

Fabricante

EM78569

8-BIT MICRO-CONTROLLER

ELAN Microelectronics 

P90 ~ P97

PB0 ~ PB7

PC0 ~ PC7

INT0

INT1

INT2

INT3

/RESET

I/O

I/O

I/O

PORT70

PORT71

PORT72

PORT73

I

EM78569

8-bit Micro-controller

PORT9 can be INPUT or OUTPUT port each bit.

PORT9 are shared with LCD Segment signal.

PORTB can be INPUT or OUTPUT port each bit.

PORTB are shared with LCD Segment signal.

PORTC can be INPUT or OUTPUT port each bit.

PORTC(7:5) are shared with LCD Segment signal.

Interrupt sources. Once PORT70 has a falling edge or rising edge signal

(controlled by CONT register), it will generate a interruption.

Interrupt sources which has the same interrupt flag. Any pin from PORT71

has a falling edge signal, it will generate a interruption.

Interrupt sources which has the same interrupt flag. Any pin from PORT72

has a falling edge signal, it will generate a interruption.

Interrupt sources which has the same interrupt flag. Any pin from PORT73

has a falling edge signal, it will generate a interruption.

Low reset

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* This specification is subject to be changed without notice.

6

8/31/2004 (V4.0)

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