P87LPC764FN datasheet(40/60 Pages) PHILIPS

部件名	P87LPC764FN

功能描述	Low power, low price, low pin count (20 pin) microcontroller with 4 kbyte OTP

PDF	60 Pages

Scroll/Zoom	100%

制造商	PHILIPS [NXP Semiconductors]

网页	http://www.nxp.com

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40 / 60 page

Philips Semiconductors

Product data

P87LPC764

Low power, low price, low pin count (20 pin)

microcontroller with 4 kbyte OTP

2003 Sep 03

START

BIT

SU01180

80C51 INTERNAL BUS

WRITE TO SBUF

SBUF

ZERO DETECTOR

TxD

P1.0 ALT OUTPUT

FUNCTION

TX CONTROL

TX CLOCK

START

SERIAL PORT INTERRUPT

SHIFT

SEND

LOAD

SBUF

INPUT SHIFT REGISTER

START

LOAD SBUF

SHIFT

CLOCK

1FFH

RX CONTROL

SBUF

READ

SBUF

RxD

P1.1 ALT

INPUT

FUNCTION

80C51 INTERNAL BUS

DATA

TB8

÷16

÷2

PHASE 2 CLOCK

(1/2 fOSC)

1-TO-0

TRANSITION

DETECTOR

BIT DETECTOR

STOP BIT GEN.

SMOD1 = 0

SMOD1

= 1

TRANSMIT

START

BIT

STOP BIT

TX CLOCK

WRITE TO SBUF

SEND

DATA

SHIFT

TxD

RECEIVE

RX CLOCK

SHIFT

BIT DETECTOR SAMPLE TIMES

STOP BIT

RxD

÷ 16 RESET

TB8

STOP BIT GEN.

RB8

Figure 31. Serial Port Mode 2

P87LPC764FN 数据表(PDF) 40 Page - NXP Semiconductors

P87LPC764FN 数据表(HTML) 40 Page - NXP Semiconductors

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P87LPC764FN 数据表(PDF) 40 Page - NXP Semiconductors

P87LPC764FN 数据表(HTML) 40 Page - NXP Semiconductors

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