Variable 4 way traffic light Software to install Project overview Components needed Arduino mega Proteus simulation of variable traffic lights Arduino code declaration code void loop void setup Results/working

4 way traffic light Software to install Project overview Components needed Component details Arduino mega Traffic lights Proteus simulation of traffic lights Arduino code Void setup Results/working Signal 3 is ON and pedestrian 2 is ON Yellow light showing transition Signal 1 is ON while Pedestrian 4 is ON

Smart coffee vending machine Project overview Components needed Components details Arduino UNO PCF8574 LCD Display Proteus simulation of smart coffee vending machine Circuit diagram and working Arduino code for smart coffee vending machine Declaration code