这是一个用0832做的一个正弦波步进电压,每1V步进.还可以步进频率,不过那个延时没有调,自己可以任意调那个延时的时间,就可以任意的步进,延时程序都写好了，大家想要步进频率,自己调下那个延时时间就行了-This is a 0832 to do with a sine wave voltage step, every step 1V. Can also be stepped-frequency, but the delay did not emphasize that they are able