4、很多,也有可能温度降低了很多但定时没有到,风扇还在转动。为解决这个问题本文简绍了一种智能温控风扇系统,具有温度检测和显示功能,使用STC89C52单片机作为系统对风扇的转速进行控制。此风扇设计两个档位,由单片机根据DS18B20温度传感器传来的数字信号进行控制,当温度高于上限值时,风扇较快转动;当温度处于上限值与下限之间时,风扇较慢转动;当温度低于下限时,风扇停止转动。关键字单片机;智能控制;温度传感器The Designof Intelligent Temperature ControlledFan Based on MCUAbst
5、ractThere are some inconvenient places in the use of traditional fanin daily life,suchasmanyregionsofthetemperaturedifferencebetweendayandnight,peoplegenerallyrelyontimingfunctionoffan,thefanmaybeshutdownwhenthetimergoes,buttemperaturedidnotreducealotof,Inordertosolvethi