简易数字电压表设计，通过AD、DA转换 方便与学习简易单片机设计-It s a good things for you,if you want to lern mac

本程序实现AD的采集和显示，以及DA输出正弦波和三角波，并可以调节幅度-The program AD acquisition and display, as well as DA output sine wave and triangular wave, and you can adjust the amplitude