Car rear light control circuit diagram
Design a car tail light control circuit. There are three indicator lights on the left and right sides of the car (simulated with light-emitting diodes). When the car is running normally, the indicator lights are all off; when turning right, the three indicator lights on the right side cycle according to the right Sequentially lit (R1 → R1R2 → R1R2R3 → all off → R1) time interval 0.5S (using a 2HZ square wave source); when turning left, the three indicators on the left light up in the order of the left cycle (L1 → L1L2 → L1L2L3 → All off → L1); when temporary braking or detecting whether the tail lights are normal, all the lights are on at the same time (R1R2R3 L1L2L3 lights up); when the car goes backward, all the tail lights are cycled on; when the car is driving at night The last lamp of is always on.
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