CAJ | 학술논문

论文以STC89C52单片机为核心，研究了一种基于该单片机的视力保护器，并进行了硬件电路与软件设计。该设计具有距离报警、光线强度报警及定时报警功能，在使用者与书本距离，环境光强以及学习时间不符合预设值时，便产生报警，以达到保护视力的目的。利用C语言进行编程，采用模块化的设计思路，包括显示、超声波测距、光强检测、计时、报警、按键以及电源模块。
논문이STC89C52단편궤위핵심，연구료일충기우해단편궤적시력보호기，병진행료경건전로여연건설계。해설계구유거리보경、광선강도보경급정시보경공능，재사용자여서본거리，배경광강이급학습시간불부합예설치시，편산생보경，이체도보호시력적목적。이용C어언진행편정，채용모괴화적설계사로，포괄현시、초성파측거、광강검측、계시、보경、안건이급전원모괴。
The paper takes the STC89C52 microcontroller as the core, studies the eyesight protector based on the MCU, and designs the hardware circuit and software design.The design has distance alarm, light intensity alarm and timing alarm function,when the distance from users to books, environmental light intensity and learning time does not conform to the preset value,the alarm is generated, to achieve the purpose of protecting the eyesight. The design uses C programming language, and the ideas of modular design, includes the display, ultrasonic ranging, light intensity detection, time, alarm, buttons and power module.