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Smart traffic signal.
An Arduino-based system that uses ultrasonic vehicle detection to adjust traffic light timing. A pedestrian pushbutton adds user input, while a 16×2 LCD displays system updates.
Built withArduino · Ultrasonic sensor
InteractionPedestrian pushbutton · Traffic signal LEDs
Feedback16×2 LCD · Serial Monitor
SYSTEM ARCHITECTURESYS / 001
Traffic, with feedback.
An ultrasonic sensor and pedestrian pushbutton feed Arduino timing logic. The Arduino drives a traffic light and a separate 16 by 2 LCD status display.