文章介绍了如何应用AVR单片机ATmega16做为核心，加上前端信号调理电路程控增益放大器，及波形显示LCD（GDM12864A），实现一个简易示波器的硬件和软件设计。-This paper describes how to use AVR Singlechip ATmega16 as the core, together with the front-end signal conditioning circuit programmable gain amplifier, and the waveform display LCD (GDM12864A), realize a simple oscilloscope hardware and software design.