摘要
设计了一种新型平滑度仪,详细描述了控制器、数据采集、人机接口和实时时钟等模块的具体选型及设计;对恒流源的设计、AD7715和HD7279在使用中应注意的问题作了说明。
A new smoothness tester has been designed and accomplished. This paper presents in details the module design of controller, data acquisition, man-machine interface and real clock. Finally, this paper explains the design of the constant current source and the application requirements of AD7715 and HD7279.
出处
《山东交通学院学报》
CAS
2007年第2期78-81,共4页
Journal of Shandong Jiaotong University
关键词
平滑度仪
恒流源
AD7715
smoothness tester
constant current source
AD7715
