对使用AD9851芯片的正弦信号发生器的程序的使用。使产生正弦波，方波-Use of the AD9851 chip using sinusoidal signal generator program. So produce sine, square wave

基于51单片机的波形发生器，可发生正弦，锯齿，方波，三角波-Waveform generator based on 51 single chip microcomputer, can happen sine, sawtooth, square wave, triangle wave