基于ARM7和LM35的温度采集系统设计  

Design of temperature acquisition system based on ARM7 and LM35

作　　者：沈瑞[1] 于海勋[1] 王耀文[1] 

机构地区：[1]西北工业大学电子信息学院,陕西西安710129

出　　处：《现代电子技术》2012年第6期173-175,共3页Modern Electronics Technique

摘　　要：为了提高测量温度的实时性及准确性,采用了基于ARM7的温度测试系统,该系统包括传感器LM35的测温部分、S3C44B0X内置的A/D转换部分等,并用Protel设计此系统的电路,完成软件设计,对实验结果进行了分析比较。结果表明,此系统具有较强的实用性及拓展性。To improve the accuracy and real-time performance of temperature measurement, the ARM7-based temperature test system. The system includes a temperature detection section of sensor LM35 and built-in A/D conversion section of S3C44BOX. The designs of the system circuit and software was completed with Protel. The experimental results were analyzed and compared. The results show that the system has strong practicality and scalahility.

关 键 词：ARM 嵌入式系统 LM35 温度采集 

分 类 号：TN919-34[电子电信—通信与信息系统]