CAJ | 학술논문

文章首先介绍IEEE1588时钟同步基本原理,然后搭建了在ARM11微处理器S3C6410A下采用WinCE6.0系统的测试平台。在该测试平台下,给出了时钟同步的纯软件和硬件辅助设计,硬件辅助设计中采用了半导体芯片DP83640。经过测试,纯软件设计的时钟同步精度可达次毫秒级,而硬件辅助设计的时钟同步精度可达到次微秒级。
문장수선개소IEEE1588시종동보기본원리,연후탑건료재ARM11미처리기S3C6410A하채용WinCE6.0계통적측시평태。재해측시평태하,급출료시종동보적순연건화경건보조설계,경건보조설계중채용료반도체심편DP83640。경과측시,순연건설계적시종동보정도가체차호초급,이경건보조설계적시종동보정도가체도차미초급。
This article first introduces the basic principle of IEEE1588 clock synchronization and then set up a test platform based on the ARM11 microprocessor S3C6410A,using the WinCE6 system.Under this platform,this article provides software design and hardware assisted design for the clock synchronization.Hardware assisted design uses the semiconductor chip DP83640.According to test,the clock synchronization precision of the software design is sub-millisecond,however the clock synchronization precision of the hardware assisted design can reach the sub-microsecond.