Design of Road Traffic Data Acquisition System Based on ARM9
Lei Li · Modern Electronics Technique · 2008
Intelligent Transports System(ITS) is considered as advanced option to reduce traffic jam and to improve safety in urban area.Traffic data acquisition is one of basic parts of ITS.This paper first analyzes exist in domestic and foreign development of data acquisition system including its present situation and the existing problems.Then proves the necessity and present basic requirements of traffic data information collecting system.Particularly,the paper discusses the design of data acquisition system based on ARM9 and accomplish data transmission and sharing by means of TCP/IP.In the end the transplantation of application to target platform is completed.