介绍一种以单片机为核心,应用AD9835芯片产生向微直线致动器提供高频可调,相位可调,幅值可调的精密正弦电压源,并且采用VB设计上位机控制软面板。关键词 直接数字频率合成器;电压源;MEMS;单片机Abstract This paper describes a new kind of exactly sinusoidal voltage source with adjustable high frequency, phase and amplitude by applying IC chip AD9835 designed around the microcontroller. We also design the soft panel with VB language in the upper computer.Key Words DDS(Direct Digital Synthesizer);voltage source;MEMS; SCM(Single Chip Microcontroller)
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