Design a crossroads of traffic light controller, which can show things crossroads, north and south the two directions of the red, yellow, and green light the instructions of the state. Two groups of red, yellow, and green 3 kinds of color lamp, north and south as things are two directions of the red, yellow, and green. Change rule is: there is a green light, the light is red, yellow light things, the south and the red light comes on, things the red light, the south and a green light, a red light things, the south and the north yellow lights up, a green light things, the south and the red light...... And this cycle down. The north and south direction is car trunk road, things are a trunk road lane direction for two cross cars on the road running alternately, main road traffic every time to 30 seconds, a road traffic for 20 seconds each time, time can modify Settings. In the green light to red light, bright yellow light requirements before 5 seconds, can transform running track. Tra

智能交通灯控制器的设计\主支方向倒计时控制模块.doc
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智能交通灯控制器的设计

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