1.了解锁相环的工作原理。

2、学习使用Cyclone器件中的嵌入式锁相环。

3、掌握数字存储示波器的使用方法。

4、测试嵌入式锁相环输出信号的特性。

-1. To understand the working principle of phase-locked loop. 2, learning to use Cyclone devices in the embedded phase-locked loop. 3, the digital storage oscilloscope is used. 4, testing embedded phase-locked loop output signal characteristics.