基于VHDL的M序列发生器~大家可以作为参考试用看-VHDL-based M-sequence generator ~ everybody can watch the trial as a reference

m序列信号发生器的设计，用于保密通信，和信息加密，属于流密码。-m sequence signal generator designed for confidential communications, and information encryption, part of stream ciphers.