P89C669 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

P89C669

80C51 8-bit microcontroller family with extended memory; 96 kB Flash with 2 kB RAM

Philips Electronics 

Philips Semiconductors

4. Block diagram

P89C669

80C51 8-bit microcontroller family with extended memory

CRYSTAL OR

RESONATOR

HIGH PERFORMANCE

80C51 CPU

96 kB

CODE FLASH

2 kB

DATA RAM

internal bus

UART 0

BAUD RATE

GENERATOR

PORT 3

PORT 2

UART 1

TIMER 0

TIMER 1

PORT 1

PORT 0

OSCILLATOR

WATCHDOG TIMER

PCA (PROGRAMMABLE

COUNTER ARRAY)

TIMER2

I2C

Fig 1. Block diagram.

9397 750 12299

Product data

002aaa405

Rev. 02 — 13 November 2003

© Koninklijke Philips Electronics N.V. 2003. All rights reserved.

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