P89LPC901 데이터 시트보기 (PDF) - Philips Electronics

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P89LPC901

8-bit microcontrollers with two-clock 80C51 core 1 kB 3 V Flash with 128-byte RAM

Philips Electronics 

Philips Semiconductors

P89LPC901/902/903

8-bit microcontrollers with two-clock 80C51 core

P89LPC903

HIGH PERFORMANCE

ACCELERATED 2-CLOCK 80C51 CPU

1 kB

CODE FLASH

128-BYTE

DATA RAM

PORT 1

INPUT

INTERNAL

BUS

PORT 0

CONFIGURABLE I/Os

KEYPAD

INTERRUPT

WATCHDOG TIMER

AND OSCILLATOR

UART

TIMER 0

TIMER 1

REAL-TIME CLOCK/

SYSTEM TIMER

ANALOG

COMPARATORS

POWER MONITOR

(POWER-ON RESET,

BROWNOUT RESET)

PROGRAMMABLE

OSCILLATOR DIVIDER

ON-CHIP

RC

OSCILLATOR

CPU

CLOCK

Fig 3. P89LPC903 block diagram.

002aaa446

9397 750 12293

Product data

Rev. 04 — 21 November 2003

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

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