1、摘 要 智能电子秤是将检测与转换技术、计算机技术、信息处理、数字技术等技术综合一体的现代新型称重仪器。它与我们日常生活紧密结合成为一种方便、快捷、称量精确的工具,广泛应用于商业、工厂生厂、集贸市场、超市、大型商场、及零售业等公共场所的信息显示和重量计算。 智能电子称主要以单片机作为中心控制单元,通过称重传感器进行模数转换单元,在配以键盘、显示电路及强大软件来组成。该电子称不但计量准确、快速方便,更重要的自动称重、计价功能外,还可实现去皮、净 /毛转,自动计算,数字显示,受到广大用户欢迎。智能电子称由于携带方 便,使用简单,对人们生活的影响越来越大。 本系统是针对是电子称的自动称重、自动计价、数
2、据处理进行研究的。为了阐明用单片机是如何对采样数据进行处理,对数据的采集和转换、计算问题进行了研究。讨论了单片机控制系统中关键的中断、计算问题,结果表明通过软件设计实现更完善。本文在给出智能电子称硬件设计的基础上,详细分析了电子称的软件控制方法。由于单片机控制的电子称结构简单,成本低廉,深受人们的喜爱,本文将对此进行详细讨论。 关键词 电子称;单片机; A/D 转换;称重传感器 Abstract Intelligent electronic balance values detection and the modern new-type names of technical comprehen
3、sive one body such as conversion technical, computer technology, message handling and digital technology instrument. Its and our close combination of daily life becomes a kind of convenient, shortcut, weighing accurate tool , is applied extensively in commercial, factory raw factory , gathers trade
4、market, supermarket and large scale market , the message of the etc. public place of retail trade shows and weight calculation. Intelligent electronic name passes through name mainly with single flat machine as central control unit, value sensor to carry out modulus conversion unit , it is matching
5、with keyboard , show circuit and powerful software to form. It is accurate that this electron claims to not only measure , fast convenience, more important automatic name may still realize besides heavy, valuation function to remove the peel , completely / hair turns , calculate voluntarily, figure
6、shows , is welcomed by masses of user. Intelligent electronic name since carry convenience, it is more and more big to use the simple influence for that people live. This system aims at is the automatic name of electronic name heavy, automatic valuation and data handling carry out research. To expou
7、nd to use single flat machine , it is to how to carry out handling for sampling data , is for the collection of data and conversion and calculation problem has studied. Have discussed the suspension of the key in single flat machine control system , calculate problem , show as a result that through
8、software design, realization is perfected more. This text is weighing the foundation of hardware design to intelligent electron , has analysed the software control method of electronic name in detail. Since the electron of single flat machine control weighs structure, is simple, cost is cheap, receive deeply people like , this text will carry out detailed discussion for this. Keywords Intelligence electronic weighing ; MCU; weighing sensor ;