精确的脉冲信号发生器，可手动，有仿真，程序里有详细的说明。-Accurate pulse signal generator, can be manually, the simulation, the program has detailed instructions

这段代码的功能是能够仿真出信号发生器的基本功能，能够通过软件编程，实现信号发生器发出信号的功能-The most basic function of the code in c++ implementation of some related code, their implementation are some of the basic function of c++ programming