Coin Based Water Dispenser System
Coin Based Water Dispenser System report
Abstract: This project presents the description of Coin Operated Water Dispenser.Thewater dispensing machine dispenses water on the detection of the right coin (correct denomination).The dispenser is designed using At megacontroller. Itcan be used in public places like Roads,Railway stations,shopping Malls etc. It can proveto be of great use and comfort for people.With the advancement of technology the ‘Coin Operated Water Dispenser’providescomfort and it fits well for its users in the era of modernization .Regulated power supply is designed to provide system with constant supply of 5 volts.The dispenser will dispense water only when the correct coin is inserted as well as with the placement of glassbelow the nozzle. The correctness of coin is detected by the coin sensor and the object detection is done by an IR sensor. If both the conditions are satisfied then a signal is given to the microcontroller and accordingly water pump gets activated and water will be dispensed.