basic 编译器与解释器，虚拟机，vc左右下视图显示，可在pc下仿真运行，也可在嵌入式板卡中运行，完成plc功能！

WIN2000的虚拟内存的原理机制的完全仿真与实现,设计思想非常漂亮,(The WIN2000 completely simulation and realization of the principle of the virtual memory mechanism, design is very beautiful,)