Introduction - If you have any usage issues, please Google them yourself
This code is the design of the traffic light crossroads. Software with the Quartus II. Features: DE2 experimental panel LED light-emitting diode display vehicle direction (east-west and north-south through the group), with the remaining time of the digital display of the direction. Requirements: work order for the east-west direction the red light 45 seconds green north-south direction first delay 2 seconds before turning it on for 36 seconds, five seconds after the yellow light. The north-south direction then the red light 45 seconds east-west direction the red light on for 2 seconds and then the green light to 40 seconds, five seconds after the yellow light. Turn repeat. Allow a direction has been given the green light or red light, emergency addition allows the two directions are red light, vehicles forbidden line of a particular situation, such as the crossroads vicious accident, something from north to south in both directions have two digital tube time display of the direction