基于PIC16F917单片机的预付费电能表设计

Design of Electronic Prepayment Energy Meter Based on PIC16F917 Microcontroller

预付费电能表是实行"先购电,后用电"的一种计量装置。系统以单片机为主控核心,集电能采集、数据处理、写卡、显示及控制等多种功能为一体。设计实现的智能预付费电能表具有稳定性强、实时性好及使用方便等特点,不仅克服了手工抄表缺乏智能化的缺点,而且能适应多种应用状况,具有良好的发展前景和应用价值。

Prepayment energy meter is a kind of measurement device which is used for electric paying.The device employs the microcontroller as the core with the main modules such as electric energy collection module,data processing module,card read-write control module,digital display module and so on.The proposed intelligent device has good performance such as stronger stability,higher real-time level and easy to use.Moreover,the new electrical meter overcomes disadvantage of low intelligence because of manual operation.The designed prepayment energy meter can be used in different environ-ments and has great prospect for development and application.