基于单片机的51单片机的只能交通灯的设计，在PROTUES环境下仿真，达到了预期的效果。-51 based on single chip microcontroller designed only traffic light in PROTUES simulation environment to achieve the desired results.

本程序是用单片机实现的智能交通灯仿真程序，还有CAD画的原理图。-This procedure is used Microprocessor intelligent traffic light simulation program, as well as the schematic CAD drawing.