In this project LEDs will be used for Red, green and yellow lights. There will be sanding glass image to show red light and time left. no. of glowing leds will decrease with time left respectively. go , wait and stop will show matrix led array on green, yellow and red respectively.
project is Quite interesting.
Controllers used for controlling is 89s52. 5nos. ICs controller required for this project.
Matrix led RGB leds required .