交通灯实验



1．掌握交通灯控制原理

2．掌握用DSP方法驱动交通灯的方法。

17.2 实验原理

在本实验中交通灯用发光二极管模拟。这种发光二极管有三个引脚。一个接地，另外两个接驱动电平。它能发三种不同颜色的光。

-an experimental traffic lights. Master control traffic lights Principle 2. Master DSP-driven method of traffic lights. 17.2 experimental principle experiment in the use of traffic lights LED simulation. This light-emitting diodes have three pins. A grounding, the other two then drive level. It made three different colors of light.