基于Zstack的串口控制LED-实验报告

('relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和西北师范大学计算机科学与工程学院课程实验报告课程名称无线传感网技术班级11级物联网1班实验日期姓名杨盛培学号8实验成绩实验名称基于Zstack的串口控制LED实验实验目的及要求实验目的：本实验旨在使学生使用IAR开发环境设计程序，在Stack-2.3.0-1.4.0协议栈源码例程SampleApp工程基础上,实现无线组网及通讯,并设计上位机串口控制程序，实现上位机PC串口对ZIGBEE模块的LED控制。实验要求：充分熟悉TIZ-Stack2007协议栈软件架构，基本掌握TIZ-Stack协议栈软件开发流程。Z-Stack软件架构图：Z-Stack软件流程图：“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和实验环境硬件：UP-CUPIOT-6410-II型嵌入式物联网综合实验系统，PC机软件：IAREmbeddedWorkbenchforMCS-51实验内容学习TIZStack2007协议栈内容，掌握CC2530模块无线组网原理及过程。掌握ZStack协议中关于串口MT层的处理流程。学习协议栈中关于串口的基本设置和操作。使用IAR开发环境设计程序，ZStack-2.3.0-1.4.0协议栈源码例程SampleApp工程基础上，实现无线组网及通讯。即协调器自动组网，终端节点自动入网，并设计上位机串口控制程序，实现上位机PC串口对ZIGBEE模块的控制，如LED的控制等系统框图如下：本实验实现上位机通过串口控制命令，发送数据到ZIGBEE协调器节点，协调器通过无线网络控制节点端LED灯的开关状态。“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。2relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和实验设计思想描述及实验原理1.ZIGBEE(CC2530)模块LED硬件接口:ZIGBEE(CC2530)模块硬件上设计有2个LED灯，用来编程调试使用。分别连接CC2530的P1_0、P、1_1两个IO引脚。从原理图上可以看出，2个LED灯共阳极，当P1_0、P1_1引脚为低电平时候，LED灯点亮。2.SampleApp实验简介：SampleApp实验是协议栈自带的ZIGBEE无线网络自启动(组网)样例，该实验实现的功能主要是协调器自启动(组网)，节点设备自动入网。之后两者建立无线通讯，数据的发送主要有2中方式，一种为周期定时发送信息(本次实验采用该方法测试)，另一种需要通过按键事件触发发送FLASH信息。由于实验配套ZIGBEE模块硬件上与TI公司的ZIGBEE样板有差异，因此本次实验没有采用按键触发方式。Periodic消息是通过系统定时器开启并定时广播到group1出去的,因此在SampleApp_ProcessEvent事件处理函数中有如下定时器代码：当设备加入到网络后，其状态就会变化，对所有任务触发ZDO_STATE_CHANGE事件，开启一个定时器。当定时时间一到，就触发广播periodic消息事件，触发事件SAMPLEAPP_SEND_PERIODIC_MSG_EVT,相应任务为SampleApp_TaskID,于是再次调用SampleApp_ProcessEvent()处理SAMPLEAPP_SEND_PERIODIC_MSG_EVT事件，该事件处理函数调用SampleApp_SendPeriodicMessage()来发送周期信息。“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。3relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和3.MT层串口通讯：协议栈将串口通讯部分放到了MT层的MT任务中去处理了，因此我们在使用串口通讯的时候要在编译工程（通常是协调器工程）时候在编译选项中加入MT层相关任务的支持：MT_TASK,ZTOOL_P1或ZAPP_P1。4.关于串口控制LED关键代码分析：“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。4relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和SampleApp_ProcessEvent()函数为应用层事件处理函数，从上面的代码可知，当应用层接收到串口数据（即发生SPI_INCOMING_ZAPP_DATA:事件）时，会调用SampleApp_ProcessMTMessage(MSGpkt);串口处理函数，当接收到网络数据（即发生AF_INCOMING_MSG_CMD事件）时，会调用SampleApp_MessageMSGCB(MSGpkt);处理函数，现在来分析这两个函数“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。5relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和这个函数是协调器要完成的工作，当串口接收到字符串“on”时会向串口回发“setledon”,并向终端节点发送0x01，当串口接收到字符串“off”时会向串口回发“setledoff”,并向终端节点发送0x00。这个函数是终端节点要完成的工作，当终端节点收到协调器以SAMPLEAPP_LEDCTL_CLUSTERID簇ID发送过来的一字节命令（保存在cmd.Data[0]）时，会根据这个命令来设置LED状态。“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。6relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和实验步骤及实验结果实验步骤：1.使用配套USB线连接PC机和UP-CUPIOT-6410-II型设备,设备上电，确保打开ZIEBEE模块开关供电。2.使用CCD_SETKEY按键选择ZIGBEE仿真器要连接的ZIGBEE设备模块（根据LED指示灯判断）。3.将系统配套串口线一端连接PC机，一端连接到平台上靠近USB串口（RS232-2）上。4.打开物联网无线传感网络部分\\exp\\zigbee\\基于ZStack的上位机串口控制LED实验。\\Projects\\zstack\\Samples\\SampleApp\\CC2530DB里的工程。5.选择CoordinatorEB工程，编译下载到ZIGBEECOORDINATOR模块中。\uf076\uf0206.选择EndDeviceEB工程，编译下载到终端节点“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。7relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和实验结果：启动设备测试，首先启动协调器模块，建立网络时LED1闪烁，成功后LED1点亮停止闪烁，再启动节点端ZIGBEE模块，入网成功后LED1点亮停止闪烁，网络组建成功后，通过CCD_SETKEY按键将PC机串口线连接到ZIGBEE协调器模块对应的串口上，打开串口终端，设置波特率为38400、8位、无奇偶校验、无硬件流模式即可在串口终端中输入“on”或者“off”来发送串口控制命令至协调器模块，协调器通过串口接收到命令后，无线控制远程节点模块上LED灯开关状态。截图如下：“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。8relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和在串口终端输入“on”，终端节点端ZIGBEE模块的LED2点亮“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。9relationship,establishedequivalentrelationship14,andsubject:applicationproblem(4)--scoresandpercentageapplicationproblemreviewcontentoverviewanswersscores,andpercentageapplicationproblemofkeyis:accordingtomeaning,(1)determinestandardvolume(units"1")(2)findassociate"volumeratecorrespondsto"relationship,Thenin-linesolution.CategoryfractionmultiplicationwordproblemscoreDivisionapplicationsengineeringproblemproblemXV,asubject:reviewofthemeasurementoftheamountofcapacity,measurementandunitsofmeasurementofcommonunitsofmeasurementandtheirsignificanceinrate1,currency,length,area,volume,unitsize,volume,weightandrate.(Omitted)2,commonlyusedtimeunitsandtheirrelationships.(Slightly)withameasurementunitsZhijianofofpoly1,andofmethod2,andpolymethod3,andofmethodandpolymethodofrelationshipmeasurementdistanceofmethod1,andtoolmeasurement2,andestimates16,andsubject:geometrypreliminaryknowledge(1)--lineandanglereviewcontentline,andsegment,andRay,andvertical,andparallel,andangleangleofclassification(slightly)17,andsubject:geometrypreliminaryknowledge(2)--planegraphicsreviewcontenttriangle,andedgesshaped,andround,andfanaxisymmetricgraphicsperimeterandareacombinationgraphicsofareasubject:Preliminaryknowledge(3)-reviewofsolidcontentcategory1-dshapesaredividedinto:cylinderandcone2,columnisdividedinto:cuboid,square3,coneconeofthefeaturesofcuboidsandcubesrelationshipbetweencharacteristicsofcircularconeisslightlysolidsurfaceareaandvolume1,size2,table...和在串口终端输入“off”，终端节点端ZIGBEE模块的LED2熄灭总结通过本次实验我学习了TIZStack2007协议栈内容，掌握CC2530模块无线组网原理及过程及ZStack协议中关于串口MT层的处理流程。学会使用IAR开发环境设计程序，在ZStack-2.3.0-1.4.0协议栈源码例程SampleApp工程基础上，实现无线组网及通讯，即协调器自动组网，终端节点自动入网，并设计上位机串口控制程序，实现上位机PC串口对ZIGBEE模块的LED灯控制。这为以后的学习打下了良好的基础。“”“”“”和平与发展是当今世界发展的主题，中国作为屹立在世界东方的大国，要担负起重要的责任。从亚太自由贸易区到亚投行、一带一路，再到G20峰会，都体现出中国一个负责任的大国形象。10',)