基于AVR Atmega162和CS5534的高精度称重系统设计  

Design of High Precision Weighing System Based on AVR Atmega162 and CS5534

作　　者：徐法格[1] 李岩[1] 孙金庆[1] 周晨磊[1] 刘汝华[1] 周风余[1] 

机构地区：[1]山东大学控制科学与工程学院

出　　处：《可编程控制器与工厂自动化（PLC FA）》2014年第5期73-77,共5页Programmable controller & Factory Automation(PLC & FA)

摘　　要：基于AVR Atmega162和24位高精度模数转换器CS5534的可应用于多场合的称重系统从硬件与软件两方面入手,阐述了称重传感器与CS5534的接口电路及使用、电源的隔离、多机通信的处理、滑动滤波算法的实现,以及称重数据的显示及传输方法。实验结果表明,该系统精度高,稳定性好,适用于多种工作场合,有很大的市场价值。In this paper, a weighing system based on sliding averaging filter and high accuracy 24-bit A/D chip CS5534 is designed for multiple applictions .The system is described from two parts---hardware and software. It states the usage and the circuit between weighing sensors and CS5534. the insulation of the power, the handling of communication among multiple chips, the achievement of sliding averaging filter algorithm and the transmission, the displaying of weighing data. The experimental results show the high precision and stability of the system, which is available for various workspaces and holds great vendibility.

关 键 词：滑动平均滤波 CS5534 电源隔离 远距传输 

分 类 号：TP2[自动化与计算机技术—检测技术与自动化装置]