automation in petrol pump -- 2

The main aim of the project is to design a system which is capable of automatically deducting the amount for petrol dispensed from user card based on EEPROM technology. Liquid dispensing systems are quite commonly found in our daily life in different places like offices, Bus stands, Railway stations, Petrol pumps. Here we are going to present modern era petrol dispensing system which is meant to be operated with prepaid card using EEPROM technology. The project mainly aims in designing a prepaid card