作 者: ;
机构地区: 广东交通职业技术学院
出 处: 《测控技术》 2016年第1期21-25,共5页
摘 要: 针对现有交通信息检测方式的弊端,提出了一种新的基于CC2530的无线交通信息采集系统设计方案。首先介绍了系统的网络体系结构,其次详细分析了交通信息检测系统的放大滤波电路、复位电路、微处理器和天线模块的硬件设计方法和工作原理,介绍了交通信息采集系统的数据处理流程。实际测试表明:设计的系统交通流量和车速的检测率可分别达到96%和91%,功耗低,在智能交通信息采集方面有广泛的应用前景。 By analyzing the disadvantages of current traffic information system,a design scheme of wireless traffic information collection system using magnetoresistive sensor based on CC2530 is proposed.The structure of the system is introduced.The hardware design and operating principle of amplifying and filtering circuit,reset circuit,microprocessor and antenna module of traffic information collection node are described in detail,while the software workflow is explained.Practical tests show that the proposed scheme has a great practical value with the detection rate of traffic flow and traffic speed be respectively 96%and 91%,and low power consunption,which has a broad application in intelligent traffic information collection.