Electricity vending machine: A thesis

• المؤلفون الرئيسيون: Baterina, Beryl C., Habal, Jacqueline R., Taganas, Maria Matilde Angeles B.
• التنسيق: text
• اللغة: English
• منشور في: Animo Repository 2009
• الموضوعات: Vending machines; Coin-operated machines > Collectors and collecting; Electricity
• الوصول للمادة أونلاين: https://animorepository.dlsu.edu.ph/etd_bachelors/8615

The system is made up of electronic coin slot, calibrated single-phase digital watt meter, PIC16F877A microcontroller, 3x4 keypad, and 4x20 LCD. The rate per kilowatt hour is predefined by the electricity provider administrator. This works as a prepaid electricity where in the user must insert P5 co...