伪随机图案发生器设计实例，也是可以拿来用的，扩频和跳频通信有用-pseudo-random pattern generator design examples, and can be used with the frequency hopping spread spectrum communication and useful

基于FPGA的扩频接收机（直扩）vhdl编写的，最好在quartus环境运行。-FPGA-based spread spectrum receiver (DS) vhdl prepared, the best environment to run in quartus.