单片机信号发生器，采用C语言中断方式，用于产生正弦波、三角波、方波、锯齿波，附有注释，可靠易行，绝对经典。-SCM signal generator, using C language interrupt mode, used to generate sine, triangle wave, square wave, sawtooth, annotated, reliable and easy, absolute classic.

可以完全的实现51hei单片机上的NE555方波发生器-Can achieve 51hei microcontroller on the NE555 square wave generator complete