比较完整的LCD接口代码，verilog编写，分为6800和8080两种CPU接口，且有完整的仿真程序-Relatively complete LCD interface code, verilog prepared 6800 and 8080 is divided into two types of CPU interfaces, and there is a complete simulation program

为充分利用CPU的运行效率，采用中断功能设计并行输入输出接口，以达到缓解CPU高速运行速度与外设低速缓冲间的矛盾。-To take full advantage of the efficiency of CPU operation, interruption of functional design using parallel input-output interface, in order to alleviate the CPU speed and high-speed periphera