关于自动售货机的报告，内有源程序和DC综合网表图-Report on the vending machine with a DC source and an integrated network chart

finite state machine consist of sequence detector and traffice light controller and vending machine

实现简单自动售货机的基本功能。投币找零功能，并用Led数码管显示，输出结果用Led显示。-Basic functions simple vending machines. Coin change for function and use Led digital tube display, the output display Led.