AD9833是一款DDS函数信号发生芯片，通过51单片机的控制可以产生不同频率的正玄波、方波和三角波-AD9833 is a DDS Function generator chip, the microcontroller controls through 51 different frequencies can produce sine wave, square wave and triangular wave

运用AD9833芯片实现不同频率正弦波、三角波、方波的的产生，误差在0.1%。(Using AD9833 chip to generate sine wave, triangle wave and square wave with different frequencies, the error is 0.1%)