LPC920F View Datasheet(PDF) - Unspecified

Part Name

Description

Manufacturer

LPC920F

8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM

Unspecified 

Philips Semiconductors

4. Block diagram

P89LPC920/921/922

8-bit microcontrollers with two-clock 80C51 core

P89LPC920/921/922

HIGH PERFORMANCE

ACCELERATED 2-CLOCK 80C51 CPU

2 kB/4 kB/8 kB

CODE FLASH

256-BYTE

DATA RAM

INTERNAL BUS

PORT 3

CONFIGURABLE I/Os

PORT 1

CONFIGURABLE I/Os

PORT 0

CONFIGURABLE I/Os

UART

REAL-TIME CLOCK/

SYSTEM TIMER

I2C

TIMER 0

TIMER 1

WATCHDOG TIMER

AND OSCILLATOR

CRYSTAL

OR

RESONATOR

Fig 1. Block diagram.

KEYPAD

INTERRUPT

PROGRAMMABLE

OSCILLATOR DIVIDER

CONFIGURABLE

OSCILLATOR

CPU

CLOCK

ON-CHIP

RC

OSCILLATOR

ANALOG

COMPARATORS

POWER MONITOR

(POWER-ON RESET,

BROWNOUT RESET)

002aaa410

9397 750 12285

Product data

Rev. 06 — 21 November 2003

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

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