P89LPC9301FDH,512 View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

P89LPC9301FDH,512

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

NXP Semiconductors. 

NXP Semiconductors

4. Block diagram

P89LPC9301/931A1

8-bit microcontroller with accelerated two-clock 80C51 core

P89LPC9301/931A1

HIGH PERFORMANCE

ACCELERATED 2-CLOCK 80C51 CPU

P3[1:0]

P2[7:0]

P1[7:0]

P0[7:0]

4 kB/8 kB

CODE FLASH

256-BYTE

DATA RAM

internal

bus

PORT 3

CONFIGURABLE I/Os

PORT 2

CONFIGURABLE I/Os

PORT 1

CONFIGURABLE I/Os

PORT 0

CONFIGURABLE I/Os

KEYPAD

INTERRUPT

XTAL1

CRYSTAL

OR

RESONATOR

XTAL2

PROGRAMMABLE

OSCILLATOR DIVIDER

CPU

clock

CONFIGURABLE

OSCILLATOR

ON-CHIP RC

OSCILLATOR WITH

CLOCK DOUBLER

Fig 1. Block diagram

UART

REAL-TIME CLOCK/

SYSTEM TIMER

I2C-BUS

WATCHDOG TIMER

AND OSCILLATOR

TIMER 0

TIMER 1

ANALOG

COMPARATORS

SPI

TXD

RXD

SCL

SDA

T0

T1

CMP2

CIN2A

CIN1A

CIN2B

CMP1

CIN1B

SPICLK

MOSI

MISO

SS

POWER MONITOR

(POWER-ON RESET,

BROWNOUT RESET)

002aae447

P89LPC9301_931A1

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 2.1 — 27 August 2012

© NXP B.V. 2012. All rights reserved.

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