DSP的通信协议栈的研究及实现.pdf

第38卷第3期 电子科技大学学报 V．01_38No．3 2009年5月 Joumal ofElectronicScienceand ofChina May2009 ofUniversity Technology DSP白CJ通信协议栈的研究与实现 伍瑞卿，顾庆水，陈伟 (电子科技大学电子工程学院成都610054) 2000上用 Driver 点，符合设计要求。以之为基础开发的协议栈软件实现了远程测量通信。 关键词设备驱动；数字信号处理器；调制解调； 网络协议；遥测 中图分类号TN915．02 文献标识码A doi．10．3969a．issn．1001．0548．2009．03．008 Researchand of Implementation inDSP ProtocolStack WU CHENWei Rui·qing，GUQing-shui，and ofElectronic ofElectronicScienceand ofChina (School Engineering,University TechnologyChengdu610054) AbstractAnewfullnetworkcommunicationembeddedstackis and on protoc01 presentedimplemented 5．Thestackineludes control digitalsignalprocessors(DSP)TM$320C641application，sessionlayer。transmission netinterface lower defmes protocol／intemetprotocol(TCP／IP)，point．to-pointprotocol(PPP)。andlayer．Thelayer a flametoreceiveandtransmitdataandchannelstateindicationmultichannelbufferedserial physical by port the forchannel modems．The realtime (McBSP)betweendigitalsignalprocessors BC／OS．II．a operatingsystem involvedfor of multi-tasks．The (RTOS)．is management compactperipheralcomponent iS between andsessionfordata devicedriverofcPCIis high-speedpath applicatio