参考从零开始学习zstack之

-----------------SampleApplication（下TheSampleApplicationSampleApp)1、介绍SampleApp_TaskID=task_id;IDOSSampleApp_NwkState=SampleApp_DstAddr.addrMode=(afAddrMode_t)AddrNotPresent;SampleApp_DstAddr.endPoint=0;SampleApp_DstAddr.addr.shortAddr=是设备建立后可以直接与协调器的ZDO交互信息。SampleApp_epDesc.endPoint=SampleApp_epDesc.simpleDesc=------------------SampleAppEP简单描述符SimpleDescriptionFormat_t*)&SampleApp_SimpleDesc;SampleApp_epDesc.latencyReq=afRegister(&SampleApp_epDesc那么通过什么呢，通过发送OSALSYS_EVENT_MSG消息中的(AF_INCOMING_MSG_CMD)事件到SampleApp任务ID。RegisterForKeys(SampleApp_TaskIDSampleApp_Group.ID=osal_memcpy(SampleApp_G,“Group1”);aps_AddGroup(SAMPLEAPP_ENDPOINT,&SampleApp_Group);一旦SampleApp_TaskID任务的某个OSAL事件发生，那么就可以通过调用SampleApp_ProcessEvent()函数来处理。在SampleApp_ProcessEvent()中有一个事件处理循if(events&SYS_EVENT_MSG{MSGpkt=(afIncomingMSGPacket_t*)osal_msg_receive(SampleApp_TaskID);while(MSGpkt){switch(MSGpkt->hdr.eventcaseSampleApp_HandleKeys(((keyChange_t*)MSGpkt)->state,((keyChange_t*)MSGpkt)->keys);case//ThestatusisofZStatus_ttype[definedin//ThemessagefieldsaredefinedinAF.hafDataConfirm=(afDataConfirm_t*)MSGpkt;sentEP=afDataConfirm->endpoint;sentStatus=afDataConfirm->hdr.status;sentTransID=afDataConfirm->transID;返回成功Zsuccess。caseSampleApp_NwkState=(devStates_t)(MSGpkt->hdr.status);if((SampleApp_NwkState==DEV_ZB_COORD)||(SampleApp_NwkState==||(SampleApp_NwkState==DEV_END_DEVICE){//UpdatetheLCD’snetwork//Startsending"the"messageinaregularinterval.osal_start_timer(SAMPLEAPP_SEND_PERIODIC_MSG_EVT,SAMPLEAPP_SEND_PERIODIC_MSG_TIMEOUT);}//Releasethememoryosal_msg_deallocate((uint8*)MSGpktif(events&SAMPLEAPP_SEND_PERIODIC_MSG_EVT{//Send"the"message//SetuptosendmessageSAMPLEAPP_SEND_MSG_TIMEOUT);//returnunprocessedreturn(events^}在SampleApp.h中定义了： osal_start_timer(SAMPLEAPP_SEND_PERIODIC_MSG_EVT,SAMPLEAPP_SEND_MSG_TIMEOUTSAMPLEAPP_SEND_MSG_TIMEOUT是需要定时的时间，这里就是发送周期信息的时间周期。voidSampleApp_SendPeriodicMessage(void{afAddrType_tdstAddr.addrMode=afAddrBroadcast;dstAddr.addr.shortAddr0xFFFF;dstAddr.endpoint=SAMPLEAPP_ENDPOINT;if(AF_DataRequest(&dstAddr,&SampleApp_epDesc,(uint8*)&sampleAppPeriodCounter,AF_DEFAULT_RADIUS)==afStatus_SUCCESS{Successfullyrequestedtobe }{Erroroccurredinrequestto }}就是会发送一个AF_INCOMING_MSG_CMD消息事件。caseSampleApp_MessageMSGCB(MSGpkt);SampleApp_MessageMSGCB(MSGpktvoidSampleApp_MessageMSGCB(afIncomingMSGPacket_t*pkt{switch(pkt->clusterId{case//DisplayandincrementacounterontheLCDinth