介绍了以MSP430F149单片机为核心,一种实现电力参数交流采样技术的基本算法,并对其硬件和软件的结构进行了详细地阐述。该监测设备结构简单、误差小、测量精确、价格低,可以作为测试仪器使用,也可以作为监控装置。A basic calculating method used in AC sampling for electric parameters with MSP430F149 single chip microcomputer are introduced in the paper,and interpreted the structure of hardware and software detailedly.The equipment is simple in construction,small errors,measure in precise and low price,which can be used as a testing equipment or a monitor device
