ZigBee学习二 LED点对点通信

ZigBee学习二 LED点对点通信

终端上电后,自动连接协调器进行组网,成功后,开始发送LED字符数据。当协调器接收到数据后,终端和协调器的LED1都开始闪烁。

 

工程搭建和文件添加 步骤这里就省了。。。直接修改代码。。。

1)修改coordinator.c文件

因为协调器是接收终端的信息并进行相应的处理,所有只修改消息处理函数就行了

static void GenericApp_MessageMSGCB( afIncomingMSGPacket_t *pkt )
{
  unsigned char buffer[4]="";
  switch ( pkt->clusterId )
  {
    case GENERICAPP_CLUSTERID:
      osal_memcpy(buffer,pkt->cmd.Data,3);
      if((buffer[0]=='L'))
      {
        HalLedBlink(HAL_LED_1,0,50,500);
      }else{
        HalLedSet(HAL_LED_1,HAL_LED_MODE_ON);
      }
    break;
  }
}

 

2)修改enddevice.c文件

uint16 GenericApp_ProcessEvent( uint8 task_id, uint16 events )
{  ... ...

  while ( MSGpkt )
  {
    switch ( MSGpkt->hdr.event )
    {
      case ZDO_CB_MSG:  ... ...
        break;

      case KEY_CHANGE:  ... ...
        break;

      case AF_DATA_CONFIRM_CMD:  ... ...

        break;

      case AF_INCOMING_MSG_CMD:  ... ...
        break;

      case ZDO_STATE_CHANGE:
        GenericApp_NwkState = (devStates_t)(MSGpkt->hdr.status);
        if ( (GenericApp_NwkState == DEV_ZB_COORD)
        || (GenericApp_NwkState == DEV_ROUTER)
        || (GenericApp_NwkState == DEV_END_DEVICE) )
        {
          GenericApp_SendTheMessage();
        }
        break;

      default:
        break;
     }

      ... ...

  }

}

static void GenericApp_SendTheMessage( void )
{
  char theMessageData[] = "LED";
  afAddrType_t my_DstAddr;
  my_DstAddr.addrMode = (afAddrMode_t)Addr16Bit;
  my_DstAddr.endPoint = GENERICAPP_ENDPOINT;
  my_DstAddr.addr.shortAddr = 0x0000;

  if ( AF_DataRequest( &my_DstAddr, &GenericApp_epDesc,
    GENERICAPP_CLUSTERID,
    (byte)osal_strlen( theMessageData ) + 1,
    (byte *)&theMessageData,
    &GenericApp_TransID,
    AF_DISCV_ROUTE, AF_DEFAULT_RADIUS ) == afStatus_SUCCESS )
  {
    // Successfully requested to be sent.
    HalLedBlink(HAL_LED_1,0,50,500);
  }else
  {
    // Error occurred in request to send.
  }
}

posted on 2017-01-26 14:07  liushao  阅读(2157)  评论(0编辑  收藏  举报

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