一种老人安全监护系统的设计  

Design of Elderly Safety Monitoring System Based on STC89C51 Microcomputer

作　　者：刘丽娜 元娜 卢莉蓉[1] Liu Lina;Yuan Na;Lu Lirong(Department of Biomedical Engineering, Changzhi Medical College, Changzhi Shanxi 046000,China)

机构地区：[1]长治医学院生物医学工程系,山西长治046000

出　　处：《山西电子技术》2021年第3期31-34,共4页Shanxi Electronic Technology

基　　金：山西省高等学校教学改革创新项目(J2020224);长治医学院校级大学生创新创业训练计划项目(D2020031)。

摘　　要：本文基于STC89C51单片机,设计并制作了一个老人安全监护系统。该装置由倾角状态采集、心率采集、火焰传感检测、无线遥控及LED灯五大模块组成。其中,倾角状态采集模块采用ADXL345倾角传感器,心率采集模块采用红外模块,无线遥控模块采用GSM模块。本设计可以对老人跌倒,老人心率过高,周围火焰情况进行监测。通过调试与测量,本设计具有误差小,稳定性强,灵敏度高等优点。Based on STC89C51,this paper designs and makes a safety monitoring system for the elderly.The device consists of five modules:inclination state acquisition,heart rate acquisition,flame sensing detection,wireless remote control and LED lamp.Among them,the inclination state acquisition module adopts ADXL345 inclination sensor,the heart rate acquisition module adopts infrared module,and the wireless remote control module adopts GSM module.The design can monitor the elderly fall,the elderly heart rate is too high,and the surrounding flame.Through debugging and measurement,the design has the advantages of small error,strong stability and high sensitivity.

关 键 词：STC89C51单片机 ADXL345倾角传感器 红外采集模块 GSM模块 

分 类 号：TP368.1[自动化与计算机技术—计算机系统结构]