基于AT89S52的MEMS陀螺信号采集与处理系统设计  

Design of MEMS gyroscope signed acquisition and processing system based on AT89S52

作　　者：阚如文[1] 王芳荣[1] 董绪斌[2] 刘顺安[2] 尚涛[2] 

机构地区：[1]吉林大学控制科学与工程系,吉林长春130025 [2]吉林大学机械工程学院,吉林长春130025

出　　处：《微型机与应用》2011年第14期75-78,共4页Microcomputer & Its Applications

基　　金：高等学校博士学科点专项科研基金(20020183003)

摘　　要：针对MEMS陀螺仪在实际应用中达不到需要的精度,为改善陀螺仪的工作性能,降低陀螺信号噪声,通过AT89S52单片机与ADIS16355惯性陀螺仪搭建一个硬件平台,经过SPI接口通信、AT89S52单片机控制,将采集的数据通过LCD显示,并对平台系统进行静态和动态测试,最后对系统进行了误差分析,该系统具有较高精度、成本低、操作方便简单,在陀螺仪实际应用中具有良好的推广价值。Because the MEMS gyroscope is not high accuracy in application,In order to reduce the noise of MEMS gyroscope,to improve its performance,and increase its accuracy,a hardware platform was constructed using AT89S52 and ADIS16355 chip,the data acquisition were displayed in LCD through SPI interface communication and MCU control,with the static and dynamic test.Moreover,it analyzed errors of the system.The test result shows that this gyro system has high accuracy,low-cost,simple and easy to operate;this system has a great promotional value in practical appliance.

关 键 词：MEMS陀螺仪 ADIS16355芯片 AT89S52单片机 SPI接口 数据采集 

分 类 号：TP212.9[自动化与计算机技术—检测技术与自动化装置]