Abstract: This paper includes chocolate dispensing machines which are an integrated system. The main objective of our project is to launch new technology application in society. This machine can operate by UPI as well as card in order to dispense required amount Chocolate. This system is based on RFID card and UPI payment system in which if any card or UPI payment is detected then chocolate will get dispensed from the nozzle depending on selection of chocolate. It aims at advanced management of the whole chocolate vending machine previously used. The machine may be used to dispense chocolate into container; such chocolate-dispensing machine will be useful in any places like railway stations, bus depots, public areas, colleges, big institutions, government offices, courts, holy places, hospitals, etc. and especially in highly populated countries.
Keywords - RFID tag, chocolate management, UPI payment, DC motor, RaspberryPi, vending machine.
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