含有蒙特卡罗模拟的原理方法和产生二维随机数的方法，很简单实用-with Monte Carlo simulation method and the principle of random numbers generated by two-dimensional method, it is very simple and practical

串口调试程序。 vb.net2012下的可用。源码简单。好用。 能自动搜索可用的COM口，带有随机字串，随机数的自动发送。适合用来做模拟串口发送-Serial debugger.under vb.net2012 . Source simple. Easy to use. Can automatically search for available COM port with a random string, automatically sends a random number. Sui