用VC实现了一个波形发生器。可以发生方波、三角波、正弦波、矩形波等。幅度和频率可调-with VC of a waveform generator. It can happen square, triangle wave, sine wave, square wave, etc.. Adjustable amplitude and frequency

波形发生器，可生成正弦波方波三角波幅度频率可调-Waveform generator can generate sine square wave triangle wave amplitude adjustable frequency