【精品】基于单片机的温湿度监测系统的设计.pdf

新疆农业科学 2010, 47( 3) : 587- 592 Xinjiang Agricultural Sciences 基于单片机的温湿度监测系统的设计 1, 2 1, 2, 3 马 斌 , 刘志辉 ( 1. 新疆大学资源与环境科学学院, 乌鲁木齐 830046; 2. 绿洲生态教育部重点实验 , 乌鲁木齐 830046; 3. 干旱半干旱区可持续发展国际研究中心, 乌鲁木齐 830046) := , = P89LPC930 , DS18B20HS1101LCD , = - 55~ 125 e , - 10~ 85 e , ? 0. 5e ; ? 3%RH = , : P89LPC930; ; : S126 : A : 1001- 4330( 20 10) 03- 0587- 06 Temperature and Humidity Collection and Control System Based on Single- chip 1, 2 1, 2, 3 MA Bin , L U Zhi- hui ( 1. College of Resources and Environment Science, Xinj iang University, Urumqi 830052, China; 2. Key aboratory fo Oasis Ecology , Ministry of Education, Urumqi 830046, China; 3. International Research Center of Sustainable Development in Arid and Semi- Arid Region, Urumqi 830046, China) Abstract:=ObjectiveThis text brings forward a method of collection of temperature and humidity to design an automatical monitoring system of temperature and humidity.=MethodThe P89LPC930 were been as core controller, using the DS 18B20, HS 1101 sensor , LCD module, communication module as assistant to actualize the automat ical collection system. =ResultThe temperature of this system collected is between - 55 to 125 e , the errors between - 10~ 85 e is ? 0. 5 e ; the humidity. s error is under ? 3% RH. =ConclusionThis system is strong to be amplified easy to use low power, it can be used in workshop, kinds of roc, barn and so on. Key ords: P89LPC930; sensor; automatically collection 0 引言 =, , , , , , , = , , == , P89LPC930, , RS485, , 1 系统整体设计方案 , , : 2009- 10- 10 : / 0( v 200801) : ( 1984-