DDS 调频信号发生器框图设计原理，有仿真测试结果,DDS signal generator FM Design Principle diagram

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.

用VHDL编写程序实现VGA彩条信号发生器 显示行彩条-VGA color bar signal generator display line color bar with VHDL programming