自己做着好玩的，原来是用液晶屏做了个可调时钟，现在想想用数码管做个看看。可仿真，附有源代码，用普中科技开发板hc6800-Em3调试正常。-Doing their own fun, original LCD screen is made with adjustable clock, and now think to be a tube with a digital look. Can be simulated, with the source code, using science and te