P89LPC9201FDH datasheet(5/74 Pages) NXP

Part #	P89LPC9201FDH

Description	8-bit microcontroller with accelerated two-clock 80C51 core 2 kB/4 kB/8 kB 3 V byte-erasable flash with 8-bit ADC

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Manufacturer	NXP [NXP Semiconductors]

Direct Link	http://www.nxp.com

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5 / 74 page

P89LPC92X1_1

Preliminary data sheet

Rev. 01 — 16 April 2009

5 of 74

NXP Semiconductors

P89LPC9201/9211/922A1/9241/9251

8-bit microcontroller with 8-bit ADC

Fig 2.

Block diagram (P89LPC9241/9251)

HIGH PERFORMANCE

ACCELERATED 2-CLOCK 80C51 CPU

4 kB/8 kB

CODE FLASH

256-BYTE

DATA RAM

PORT 1

CONFIGURABLE I/Os

PORT 0

CONFIGURABLE I/Os

KEYPAD

INTERRUPT

PROGRAMMABLE

OSCILLATOR DIVIDER

CPU

clock

CONFIGURABLE

OSCILLATOR

ON-CHIP RC

OSCILLATOR WITH

CLOCK DOUBLER

internal

bus

CRYSTAL

OR

RESONATOR

POWER MONITOR

(POWER-ON RESET,

BROWNOUT RESET)

002aae422

ANALOG

COMPARATORS

I2C-BUS

PORT 3

CONFIGURABLE I/Os

P89LPC9241/9251

TIMER 0

TIMER 1

WATCHDOG TIMER

AND OSCILLATOR

P3[1:0]

P1[7:0]

P0[7:0]

XTAL2

XTAL1

SCL

SDA

TXD

RXD

UART

REAL-TIME CLOCK/

SYSTEM TIMER

T0

T1

CMP2

CIN2B

CIN2A

CMP1

CIN1A

CIN1B

ADC1/DAC1

(TEMPERATURE

SENSOR)

AD10

AD11

AD12

AD13

DAC1

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