基于C51单片机的脉搏测量仪设计.pdfVIP

摘要

脉搏传感器采样脉搏信号，采用STC89C51单片机作为控制器，脉搏传感器

输出方波传入单片机，单片机每接收一个脉冲波形，数码管就计数一次。脉搏次

数超限时用蜂鸣器报警。三极管加大功率，驱动器件工作。单片机软件设计，

设置中断向量，编程执行。

关键词STC89C51单片机、脉搏测量仪、软件设计

：AT89S5X

Stc89c52

Abstract:

Pulsesensorsamplingpulsesignal,usingSTC89C51MCUascontroller,pulse

sensoroutputsquarewaveintosinglechipmicrocomputerchip,eachreceivinga

pulsewaveform,digitaltubecountingtime.Pulsefrequencyoverrunwithbuzzer

alarm.Thethreetransistortoincreasepower,drivingdevice.MCUsoftwaredesign,

settheinterruptvector,programmingexecutive.

Keywords:STC89C51monolithicintegratedcircuit.pulsemeasuringinstrument.

Softwaredesign.

word文档可自由复制编辑

目录

引言·····························································································1

1系统方案选择与论证································································1·

1.1任务·········································································································1·

1.2要求·········································································································1·

1.3系统基本方案···························································································1·

1.3.1各个部分电路的方案选择及论证····························································1·

1.3.2系统各模块的最终方案··········································································2·

2.系统硬件设计············································································3·

2.1单片机处理电路························································································3·

2.1.1STC89C51系列单片机的主要性能特点·····················································3·

2.1.2C51系列单片机的基本组成·····································································4·

2.2复位电路··········································