介绍一种基于STM32 单片机的环境噪声监测技术方案.通过采用微机电系统(Micro-Electro-Mechanical Systems,MEMS)麦克风阵列采集噪声信号,并利用数字信号处理(Digital Signal Processing,DSP)算法进行频谱分析与噪声评估,实现噪声信号的高精度采集与实时处理.实验结果表明,应用该方案能够有效测量环境噪声,具有准确度、重复性良好,以及低成本、低功耗等应用优势,可适用于多种环境噪声监测场景.
Environmental Noise Monitoring Technology Based on STM32 Microcontroller
Introduce a technical solution for environmental noise monitoring based on the STM32 microcontroller.By using a Micro-Electro-Mechanical Systems(MEMS)microphone array to capture noise signals and employing Digital Signal Processing(DSP)algorithms for spectral analysis and noise assessment,high-precision acquisition and real-time processing of noise signals have been achieved.Experimental results show that the application of this scheme can effectively measure environmental noise,with good accuracy and repeatability,as well as application advantages such as low cost and low power consumption.It can be applied to various environmental noise monitoring scenarios.
STM32 microcontrollerenvironmental noise monitoringDigital Signal Processing(DSP)
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