This is my previous MCU design process I do hope you have some help. Requirements: According to the TD-PIT-B Experiment Box existing experimental circuit, circuit design and programming to make six changes of light according to the traffic light on, off or flashing. Changes of traffic lights crossroads requirements: (6) North-South crossing the green light, red light intersection at the same time something light for 30 seconds. (7) North-South crossing the yellow light flashes 3 times, and things continue to light the red light intersection. (8) North-South crossing the red light, green light while crossing things light for 30 seconds. (9) North-South crossing red lights continue to shine, while crossing the yellow light flashing thing 3 times. (10) transfer (11) repeat.

jiaotongdeng.c

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