本设计系统以 AT89S52 单片机为基本核心，主要包括粉尘传感器采集模块，A/D 模数转换ADC0832模块，单片机作为控制模块，显示屏作为显示模块。设计系统通过传感器电路检测PM2.5粉尘信息，由AD模数转换，经过过过单片机的计算，最后在液晶上面显示。(The design system to AT89S52 microcontroller as the basic core, mainly including dust sensor acquisition module, A/D analog to digital conversion ADC0832 module, microcontroller as a control module, the display screen as a display module. Design system through sensor circuit to detect PM2.5 dust information, by the AD analog to digital conversion, through the calculation of the microcontroller, and finally displayed on the lcd.)