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该文是以AT89S52单片机为控制单元,通过高速A/D转换器AD0804实时采样输入信号,实现波形的实时采样、存储并在液晶MGL(S)-240128T上显示的数字示波器.实验证明本设计采样频率高,成本低,可靠性高,有很高的实用价值.“,”In this system, an AT89S52 single-chip computer is applied as a control unit and by using high speeding A/D converter, AD0804, this system can sample, store and display the real-time wave in the MGL (S)-240128T. Experimental proof of the systems a sampling frequency high,low cost, high reliability and have high practical value.