https://community.element14.com/technologies/wireless/w/documents/7450/epaen-USTelligent Community 12https://community.element14.com/technologies/wireless/w/documents/7450/epaThu, 07 Oct 2021 07:32:48 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:f4255399-5361-46d6-bf83-a765431dab3fsophie0lovehttps://community.element14.com/technologies/wireless/w/documents/7450/epa#commentsCurrent Revision posted to Documents by sophie0love on 10/7/2021 7:32:48 AM<br /> <p style="margin:0;">针对目前工业以太网(EPA)通信调度算法软件实现方法存在的内存资源耗费多,通信调度表搜索效率低的问题,提出了一种基于现场可编程逻辑门阵列(FPGA)的硬件实现方法.该实现方法采用了一种报文集中存储,通信调度表分别构建的策略,并基于该策略设计了一种并行处理的调度表搜索方法.在以Altera Cyclone II FPGA为主控芯片的开发平台上的测试结果表明,与软件实现方法相比,该设计方法减少了内存资源的占有率,将报文搜索效率提高了9倍,通信调度性能提高了1倍. </p> <div class="migration-injected-attachments"><div style="font-weight:bold;margin:15px 0 5px 0;">Attachments:</div><div></div><table style="border:0;"><tbody><tr><td width="160"><span class="_se_attachment" id="attid_https://www.element14.com/community/api/core/v3/attachments/19538"><a href="https://community.element14.com/cfs-file/__key/communityserver-wikis-components-files/00-00-00-00-05/_765E4C88045906748476_EPA_1A90E14F038CA65E977BD56C1478767A0E4E9E5BB073_.pdf">community.element14.com/.../_765E4C88045906748476_EPA_1A90E14F038CA65E977BD56C1478767A0E4E9E5BB073_.pdf</a></span></td><td><span style="font-size:80%;">并行处理的EPA通信调度算法研究与实现.pdf</span></td></tr></tbody></table></div><div style="clear:both;"></div>