P87LPC779 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

P87LPC779

CMOS single-chip 8-bit 80C51 microcontroller with 128-byte data RAM, 8 kB OTP

Philips Electronics 

Philips Semiconductors

4. Block diagram

P87LPC779

CMOS single-chip 8-bit microcontroller

ACCELERATED

80C51 CPU

8 kB

CODE EPROM

INTERNAL BUS

128-BYTE

DATA RAM

PORT 2

CONFIGURABLE I/Os

PORT 1

CONFIGURABLE I/Os

PORT 0

CONFIGURABLE I/Os

KEYPAD

INTERRUPT

PROGRAMMABLE

OSCILLATOR DIVIDER

CPU

CLOCK

CRYSTAL

OR

RESONATOR

CONFIGURABLE

OSCILLATOR

ON-CHIP

RC

OSCILLATOR

Fig 1. Block diagram.

UART

I2C

TIMER 0, 1

WATCHDOG TIMER

AND OSCILLATOR

ANALOG

COMPARATORS

A/D CONVERTER

DAC OUTPUT

POWER MONITOR

(POWER-ON RESET,

BROWNOUT RESET)

002aaa815

9397 750 13213

Product data

Rev. 02 — 03 May 2004

© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

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