CAJ | 학술논문

　　本文采用A TM EL公司的A T89S51单片机实现对模型中水位的实时测量，并预置有上下限警戒水位，当高于上限警戒水位一定比例时，驱动步进电机打开闸门排水；反之，驱动步进电机关闭闸门蓄水，同时利用串行通信接口标准R S485远程通信，便于控制室对模型水位高度的远程控制。
　　본문채용A TM EL공사적A T89S51단편궤실현대모형중수위적실시측량，병예치유상하한경계수위，당고우상한경계수위일정비례시，구동보진전궤타개갑문배수；반지，구동보진전궤관폐갑문축수，동시이용천행통신접구표준R S485원정통신，편우공제실대모형수위고도적원정공제。
This paperuses A T89S51 m icrocontrollerofA TM EL to achieve the display and controlofthe w a-terlevel.W aterlevelm eteris used to m easure the w aterlevelon the spot.The w aterlevelw illbe converted into the m icrocontrollerthrough the signalconversion processing and displayed on LED and com pared w ith the default value setby the buttons.W hen the levelis higherin a certain percentage than the defaultvalue,the drive stepper m otorturnsforw ard and opensthe floodgate to draining the w ater;on the contrary,itturnsbackw ard and closesthe floodgate.Itis also available to use standard R S485 w ith serialcom m unication interface for rem ote com m unica-tion,w hich isconvenientto facilitate the controlroom on the w aterlevelcontrol.