Abstract:
The paper makes full use of USB technology and realizes the USB communication in data acquisition in the road roughness test system. It changes the traditional communication modal using the PCI interface with the computer. It is proved that it meets the real-time demand and it has the advantages of plug-and-play, portative and cheapness.
Key words:
USB,
PDIUSBD12,
AT89C52,
Road roughness
摘要： 充分利用了通用串行总线USB的技术特点，在道路平整度测试系统中，实现了利用USB进行数据采集传输，改变了传统的利用PCI总线接口形式的A/D采集卡与上位机进行通信的方法。经测试，完全可以满足快速实时的传输要求。同时具有即插即用、便携的优点，并且大大降低了测试设备的成本。
关键词:
USB,
PDIUSBD12,
AT89C52,
平整度
LIU Xiaohan; WANG Zhenchong; YAN Fen; ZHANG Haibo; WANG Yanmin. Design and Implementation of USB Communication Module in Road Roughness Test System[J]. Computer Engineering, 2007, 33(06): 278-279.
刘消寒;王振翀;严 芬;张海波;王燕敏. 平整度测试系统中USB通信模块的设计与实现[J]. 计算机工程, 2007, 33(06): 278-279.