文档介绍：: .
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:
Pulse sensor sampling pulse signal, using STC89C51 MCU as controller, pulse sensor output square wave into single chip microcomputer chip, each receiving a pulse waveform, digital tube counting time. Pulse frequency overrun with buzzer alarm. The three transistor to increase power, driving device. MCU software design, set the interrupt vector, programming executive.
Key words: STC89C51 monolithic integrated circuit. pulse measuring instrument. Software design.
目 录
HYPERLINK \l "_Toc" 引 言 1
HYPERLINK \l "_Toc" 1 系统方案选择与论证 1
HYPERLINK \l "_Toc" 任务 1
HYPERLINK \l "_Toc" 要求 1
HYPERLINK \l "_Toc" 系统基本方案 1
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HYPERLINK \l "_Toc" 复位电路 6
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HYPERLINK \l "_Toc" 振荡电路 7
HYPERLINK \l "_Toc" 脉搏传感器部分 8
HYPERLINK \l "_Toc" -2000A 集成化脉搏传感器 8
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HYPERLINK \l "_Toc" 3 软件设计 11
HYPERLINK \l "_Toc" 程序设计 11
HYPERLINK \l "_Toc" 程序调试 13
HYPERLINK \l "_Toc" 4结 论 18
HYPERLINK \l "_Toc" 谢 辞 19
HYPERLINK \l "_Toc" 参考文献 20
HYPERLINK \l "_Toc" 附 录 21
引 言
脉搏波所呈现出来的形态、强度、速率和节律等方面的综合信息，能反映出人体心血管系统中许多生理疾病的血流特征。本系统采用STC89S51单片机为核心而制作的一种实用型脉搏测量仪。采用HK-2000A 集成化脉搏传感器作为传感器对人体的脉搏心率警醒数据采集。得到的信号送入STC89S51单片机进行处理。单片机将采集