無線傳感器網(wǎng)絡(luò)試驗(yàn)

1、AU海莊/身實(shí)驗(yàn)報(bào)告（2016/2017學(xué)年第1學(xué)期）課程名稱計(jì)算機(jī)通信與網(wǎng)絡(luò)實(shí)驗(yàn)實(shí)驗(yàn)名稱無線傳感器網(wǎng)絡(luò)單播、組播和廣播實(shí)驗(yàn)實(shí)驗(yàn)時(shí)間2016年10月24日指導(dǎo)單位計(jì)算機(jī)學(xué)院實(shí)驗(yàn)教學(xué)中心指導(dǎo)教師李洋學(xué)生姓名高明珠班級(jí)學(xué)號(hào)B13040907學(xué)院（系）計(jì)算機(jī)學(xué)院專業(yè)軟件工程實(shí)驗(yàn)報(bào)告實(shí)驗(yàn)名稱無線傳感器網(wǎng)絡(luò)單播、組播和廣播實(shí)驗(yàn)指導(dǎo)教師李洋實(shí)驗(yàn)類型綜合實(shí)驗(yàn)學(xué)時(shí)4實(shí)驗(yàn)時(shí)間2016.10.24一、實(shí)驗(yàn)?zāi)康暮鸵笳莆語-stack協(xié)議棧的運(yùn)行過程，掌握單播、組播、廣播的方法及原理。要求：1、成功運(yùn)行CC2530廣播實(shí)驗(yàn)；2 、掌握Z-Stack協(xié)議棧每部分功能；3 、小組完成組播實(shí)驗(yàn)，實(shí)現(xiàn)LEW的分組閃爍；二、

2、實(shí)驗(yàn)環(huán)境(實(shí)驗(yàn)設(shè)備)PCIAR、CC2530二、實(shí)驗(yàn)原埋及內(nèi)容1、成功運(yùn)行CC2530廣播實(shí)驗(yàn)；(1)、廣播的代碼APP層為Z-Stack協(xié)議棧的應(yīng)用層，是面向用戶開發(fā)的。在這一層用戶可以根據(jù)自己的需求建立所需要的項(xiàng)目，添加用戶任務(wù)，并通過調(diào)用API函數(shù)實(shí)現(xiàn)項(xiàng)目所需要的功能。Broadcast.c代碼的結(jié)構(gòu)是先調(diào)用初始化函數(shù)再調(diào)用任務(wù)處理函數(shù)，其中，任務(wù)處理函數(shù)中調(diào)用的各個(gè)功能函數(shù)在源代碼后部分給出實(shí)現(xiàn)。初始化函數(shù)：voidBroadcast_Init(uint8task_id)/任務(wù)初始化函數(shù)/任務(wù)ID號(hào)賦值SampleApp_TaskID=task_id;/網(wǎng)絡(luò)狀態(tài)為初始化狀態(tài)Sample

3、App_NwkState=DEV_INIT;/傳輸序列號(hào)賦值SampleApp_TransID=0;SampleApp_Periodic_DstAddr.addrMode=(afAddrMode_t)AddrBroadcast;SampleApp_Periodic_DstAddr.endPoint=SAMPLEAPP_ENDPOINT;Broadcast_DstAddr.addr.shortAddr=0x0000;SampleApp_epDesc.endPoint=SAMPLEAPP_ENDPOINT;/設(shè)置彳J務(wù)IDSampleApp_epDesc.task_id=&SampleApp_Ta

4、skID;SampleApp_epDesc.simpleDesc=(SimpleDescriptionFormat_t*)&SampleApp_SimpleDesc;SampleApp_epDesc.latencyReq=noLatencyReqs;afRegister(&Broadcast_epDesc);RegisterForKeys(Broadcast_TaskID);/InitusarthalUARTCfg_tuartConfig;uartConfig.configured=TRUE;uartConfig.baudRateuartConfig.flowControl/2x30dontc

5、are-seeuartdriver.=HAL_UART_BR_9600;=FALSE;uartConfig.flowControlThreshold=64;/2x30dontcare-seeuartdriver.uartConfig.rx.maxBufSizeuartConfig.tx.maxBufSizeuartConfig.idleTimeoutuartCEnableuartConfig.callBackFuncHalUARTOpen(0,&uartConfig);#ifdefined(LCD_SUPPORTED)=128;/2x30dontcare-seeuartdri

6、ver.=128;/2x30dontcare-seeuartdriver.=6;/2x30dontcare-seeuartdriver.=TRUE;/2x30dontcare-seeuartdriver.=NULL;HalLcdWriteString(Broadcast,HAL_LCD_LINE_1);#endifZDO_RegisterForZDOMsg(Broadcast_TaskID,End_Device_Bind_rsp);ZDO_RegisterForZDOMsg(Broadcast_TaskID,Match_Desc_rsp);#ifdefined(IAR_ARMCM3_LM)/R

7、egisterthistaskwithRTOStaskinitiatorRTOS_RegisterApp(task_id,BROADCAST_RTOS_MSG_EVT);#endif任務(wù)處理函數(shù)：uint16Broadcast_ProcessEvent(uint8task_id,uint16events)/消息處理函數(shù)/定義接收到的消息afIncomingMSGPacket_t*MSGpkt;afDataConfirm_t*afDataConfirm;/DataConfirmationmessagefieldsbytesentEP;ZStatus_tsentStatus;bytesentTra

8、nsID;/Thisshouldmatchthevaluesent(void)taskid;/Intentionallyunreferencedparameter/如果事件為系統(tǒng)消息事件if(events&SYS_EVENT_MSG)(/接收來自SampleApp_TaskID任務(wù)的消息MSGpkt=(afIncomingMSGPacket_t*)osal_msg_receive(SampleApp_TaskID);while(MSGpkt)(/當(dāng)接收的消息有事件發(fā)生時(shí)，判斷事件的類型switch(MSGpkt-hdr.event)(caseZDO_CB_MSG:Broadcast_Proce

9、ssZDOMsgs(zdoIncomingMsg_t*)MSGpkt);break;caseKEY_CHANGE:Broadcast_HandleKeys(keyChange_t*)MSGpkt)-state,(keyChange_t*)MSGpkt)-keys);break;caseAF_DATA_CONFIRM_CMD:afDataConfirm=(afDataConfirm_t*)MSGpkt;sentEP=afDataConfirm-endpoint;sentStatus=afDataConfirm-hdr.status;sentTransID=afDataConfirm-transI

10、D;(void)sentEP;(void)sentTransID;/Actiontakenwhenconfirmationisreceived.if(sentStatus!=ZSuccess)(/Thedatawasntdelivered-Dosomething)break;caseAF_INCOMING_MSG_CMD:Broadcast_MessageMSGCB(MSGpkt);break;caseZDO_STATE_CHANGE:Broadcast_NwkState=(devStates_t)(MSGpkt-hdr.status);if(Broadcast_NwkState=DEV_ZB

11、_COORD)(osal_start_timerEx(Broadcast_TaskID,BROADCAST_SEND_MSG_EVT,BROADCAST_SEND_MSG_TIMEOUT);)break;default:break;)osal_msg_deallocate(uint8*)MSGpkt);/釋放消息占據(jù)的存儲(chǔ)空間/NextMSGpkt=(afIncomingMSGPacket_t*)osal_msg_receive(Broadcast_TaskID);/輪循查找消息隊(duì)列里的消息知道消息隊(duì)列為空)return(eventsASYS_EVENT_MSG);)if(events&BRO

12、ADCAST_SEND_MSG_EVT)/判斷發(fā)送超時(shí)(/發(fā)送數(shù)據(jù)函數(shù)Broadcast_SendTheMessage();osal_start_timerEx(Broadcast_TaskID,BROADCAST_SEND_MSG_EVT,BROADCAST_SEND_MSG_TIMEOUT);return(eventsaBROADCAST_SEND_MSG_EVT);)#ifdefined(IAR_ARMCM3_LM)/ReceiveamessagefromtheRTOSqueueif(events&BROADCAST_RTOS_MSG_EVT)(/ProcessmessagefromRT

13、OSqueueBroadcast_ProcessRtosMessage();/returnunprocessedeventsreturn(eventsaBROADCAST_RTOS_MSG_EVT);)#endif/Discardunknowneventsreturn0;)修改部分：修改f8wConfig.cfg文件中的-DZDAPP_CONFIG_PAN_B為自定義PANID-1IZJTqgiwfflliaw2530.KdOI&wCqhI嗎二超18wCoord.cfg:1日同EndiaHulg1QISwRcuiler.cIgimr-1zdcCSQjZMmc田口ZMain日C_1QiulpLJ

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18、LjWM3T-eo*RiiTrsTeIKiz.也！AWCflH/Im距刷事而He而*誄南-EizcwatHBOCmp*廣播實(shí)驗(yàn)結(jié)果:ECOMXCJtV2.&1A1CCMM2心M2MSSTATUSmCOMrtDMNECfMWgL無(2)、組播的代碼與廣播代碼的不同：初始化函數(shù)Broadcast_Init()中：SampleApp_Periodic_DstAddr.addrMode=(afAddrMode_t)AddrBroadcast;SampleApp_Periodic_DstAddr.endPoint=SAMPLEAPP_ENDPOINT;SampleApp_Periodic_DstAddr

19、.addr.shortAddr=0xFFFF;上面這部分代碼改為下方的代碼：/設(shè)置尋址方式為組尋址方式SampleApp_Flash_DstAddr.addrMode=(afAddrMode_t)afAddrGroup;SampleApp_Flash_DstAddr.endPoint=SAMPLEAPP_ENDPOINT;SampleApp_Flash_DstAddr.addr.shortAddr=SAMPLEAPP_FLASH_GROUP;并在注冊(cè)按鍵事件RegisterForKeys(SampleApp_TaskID)后加上代碼:/設(shè)置組尋址的組ID號(hào)SampleApp_Group.ID=

20、0x0001;osalmemcpy(SampleAppG,Group1,7);/在APS層添加組aps_AddGroup（SAMPLEAPP_ENDPOINT,&SampleApp_Group）;2、掌握Z-Stack協(xié)議棧每部分功能；ZigBee協(xié)議棧結(jié)構(gòu)包括物理層、MAC、NWK網(wǎng)絡(luò)層）、APL（應(yīng)用層）、應(yīng)用支持子層APS應(yīng)用程序框架AF、設(shè)備對(duì)象ZDOgoZigBee的HAL層提供了開發(fā)板所有硬件設(shè)備（例如LEDLCDKEYUAR曲）的驅(qū)動(dòng)函數(shù)及接口。HAL文件夾為硬件平臺(tái)的抽象層，包含commoninclude和target三個(gè)文件夾。Z-Stack的NWKB負(fù)責(zé)的

21、功能有：節(jié)點(diǎn)地址類型的分配、協(xié)議棧模板、網(wǎng)絡(luò)拓?fù)浣Y(jié)構(gòu)、網(wǎng)絡(luò)地址的分配的選擇等。ZDO（TheZigBeeDeviceObjects,即ZigBee設(shè)備對(duì)象）層提供了ZigBee設(shè)備管理功能，包括：網(wǎng)絡(luò)建立，發(fā)現(xiàn)網(wǎng)絡(luò)、加入網(wǎng)絡(luò)、應(yīng)用端點(diǎn)的綁定和安全管理服務(wù)。ZDP（ZigBeeDeviceProfile,即ZigBee設(shè)備規(guī)范）描述了ZDO內(nèi)部一般性的ZigBee設(shè)備功能是如何實(shí)現(xiàn)的。其定義了相關(guān)的命令和相應(yīng)的函數(shù)。ZDP為ZDO和應(yīng)用程序提供如下功能：設(shè)備網(wǎng)絡(luò)啟動(dòng)、設(shè)備和服務(wù)發(fā)現(xiàn)、終端設(shè)備綁定、綁定和取消綁定服務(wù)、網(wǎng)絡(luò)管理服務(wù)。四、實(shí)驗(yàn)小結(jié)（包括問題和解決方法、心得體會(huì)、意見與建議等）通過對(duì)本次實(shí)驗(yàn)內(nèi)容的學(xué)習(xí)，我了解了ZigBee是一種新興的高可靠的、短距離的無線數(shù)傳網(wǎng)絡(luò)。伴隨著物聯(lián)網(wǎng)技術(shù)的發(fā)展，ZigBee作為無線傳感網(wǎng)絡(luò)的一種重要技術(shù)標(biāo)準(zhǔn)，ZigBee在物聯(lián)網(wǎng)中所占據(jù)的位置日益重要，較多的物聯(lián)網(wǎng)應(yīng)用都采