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109—粉尘检测系统—仿真演示

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109—粉尘检测系统—仿真演示 JPEG Origin Image Download
•1.系统由51单片机、LCD屏幕、粉尘传感器、ADC0832、串口通信、按键、蜂鸣器、LED、继电器和电机组成
•2.粉尘传感器用分压电路替代,根据粉尘含量会输出0-5V的模拟电压,ADC0832检测该电压后转化为0-255的数字电压传给单片机
•3.按键设置粉尘的上限值和极限值。实测值超过上限后,继电器动作,电机转动模拟排风换气;实测值超过极限值后,触发声光警报
•4.LCD屏幕显示系统相关信息
5.通过串口通信实现数据的远程传输