基本功能

自动交通灯

带计数显示

倒数时间可调

红灯时间与绿灯时间不同，分别设置

手动红绿灯切换

紧急通行功能

单片机启动或复位后，进入自动红绿灯显示。

-The basic functions of automatic traffic lights with adjustable countdown count showed a red light green light time and at different times, respectively, the traffic lights switch to manually set up an emergency access function Singlechip start or reset, the automatic traffic lights to enter the show.