zigbee无线传播的例子 应用层

为了做一个课题，不得已要使用上zigbee 的技术上去了，这次是有点急功近利，没有把cc2530板上面的实验全部做完，就开始做zigbee 上面的实验，刚开始的时候看的也是云里来雾里去的，但是研究一段时间后，也慢慢的有了一些感悟，我就把我的写到了代码中去了。一个小例子。

#include "OSAL.h"
#include "ZGlobals.h"
#include "AF.h"
#include "aps_groups.h"
#include "ZDApp.h"

#include "SampleApp.h"
#include "SampleAppHw.h"

#include "OnBoard.h"

/* HAL */
#include "hal_lcd.h"
#include "hal_led.h"
#include "hal_key.h"

/*********************************************************************
* MACROS
*/

/*********************************************************************
* CONSTANTS
*/

/*********************************************************************
* TYPEDEFS
*/

/*********************************************************************
* GLOBAL VARIABLES
*/
uint8 LedState = 0;
uint8 AppTitle[] = "ALD2530 Group"; //应用程序名称

// This list should be filled with Application specific Cluster IDs.
const cId_t SampleApp_ClusterList[SAMPLEAPP_MAX_CLUSTERS] =
{
SAMPLEAPP_PERIODIC_CLUSTERID,
SAMPLEAPP_FLASH_CLUSTERID
};
//简单的描述
const SimpleDescriptionFormat_t SampleApp_SimpleDesc =
{
SAMPLEAPP_ENDPOINT,              //  int Endpoint;
SAMPLEAPP_PROFID,                //  uint16 AppProfId[2];
SAMPLEAPP_DEVICEID,              //  uint16 AppDeviceId[2];
SAMPLEAPP_DEVICE_VERSION,        //  int   AppDevVer:4;
SAMPLEAPP_FLAGS,                 //  int   AppFlags:4;
SAMPLEAPP_MAX_CLUSTERS,          //  uint8  AppNumInClusters;
(cId_t *)SampleApp_ClusterList,  //  uint8 *pAppInClusterList;
SAMPLEAPP_MAX_CLUSTERS,          //  uint8  AppNumInClusters;
(cId_t *)SampleApp_ClusterList   //  uint8 *pAppInClusterList;
};

// This is the Endpoint/Interface description
4000
.  It is defined here, but
// filled-in in SampleApp_Init().  Another way to go would be to fill
// in the structure here and make it a "const" (in code space).  The
// way it's defined in this sample app it is define in RAM.
endPointDesc_t SampleApp_epDesc;

/*********************************************************************
* EXTERNAL VARIABLES
*/

/*********************************************************************
* EXTERNAL FUNCTIONS
*/

/*********************************************************************
* LOCAL VARIABLES
*/
uint8 SampleApp_TaskID;   // Task ID for internal task/event processing
// This variable will be received when
// SampleApp_Init() is called.
devStates_t SampleApp_NwkState;

uint8 SampleApp_TransID;  // This is the unique message ID (counter)

afAddrType_t SampleApp_Periodic_DstAddr;
afAddrType_t SampleApp_Flash_DstAddr;

aps_Group_t SampleApp_Group;

uint8 SampleAppPeriodicCounter = 0;
uint8 SampleAppFlashCounter = 0;

/*********************************************************************
* LOCAL FUNCTIONS
*/
//按键处理
void SampleApp_HandleKeys( uint8 shift, uint8 keys );
//消息处理
void SampleApp_MessageMSGCB( afIncomingMSGPacket_t *pckt );
//周期
void SampleApp_SendPeriodicMessage( void );
void SampleApp_SendFlashMessage( uint16 flashTime );

/*********************************************************************
* NETWORK LAYER CALLBACKS
*/

/*********************************************************************
* PUBLIC FUNCTIONS
*/

/*********************************************************************
* @fn      SampleApp_Init
*
* @brief   Initialization function for the Generic App Task.
*          This is called during initialization and should contain
*          any application specific initialization (ie. hardware
*          initialization/setup, table initialization, power up
*          notificaiton ... ).
*
* @param   task_id - the ID assigned by OSAL.  This ID should be
*                    used to send messages and set timers.
*
* @return  none
*/
void SampleApp_Init( uint8 task_id )
{
SampleApp_TaskID = task_id;
//初始化 网络的状态为初始化
//为后面的网络改变的时候  做出回应
SampleApp_NwkState = DEV_INIT;
SampleApp_TransID = 0;

// Device hardware initialization can be added here or in main() (Zmain.c).
// If the hardware is application specific - add it here.
// If the hardware is other parts of the device add it in main().

//判断该设备是协调器 还是 路由器
#if defined ( BUILD_ALL_DEVICES )
// The "Demo" target is setup to have BUILD_ALL_DEVICES and HOLD_AUTO_START
// We are looking at a jumper (defined in SampleAppHw.c) to be jumpered
// together - if they are - we will start up a coordinator. Otherwise,
// the device will start as a router.
if ( readCoordinatorJumper() )
zgDeviceLogicalType = ZG_DEVICETYPE_COORDINATOR;
else
zgDeviceLogicalType = ZG_DEVICETYPE_ROUTER;
#endif // BUILD_ALL_DEVICES

#if defined ( HOLD_AUTO_START )
// HOLD_AUTO_START is a compile option that will surpress ZDApp
//  from starting the device and wait for the application to
//  start the device.
ZDOInitDevice(0);
#endif

// Setup for the periodic message's destination address
//设置发送数据的方式和目的地址寻址模式
// Broadcast to everyone
//设置  周期发送的地址
//发送模式为广播模式
SampleApp_Periodic_DstAddr.addrMode = (afAddrMode_t)AddrBroadcast;
//端点    指定端点号
SampleApp_Periodic_DstAddr.endPoint = SAMPLEAPP_ENDPOINT;
//地址 指定目的网络地址为广播地址
SampleApp_Periodic_DstAddr.addr.shortAddr = 0xFFFF;

// Setup for the flash command's destination address - Group 1
SampleApp_Flash_DstAddr.addrMode = (afAddrMode_t)afAddrGroup; //组寻址
SampleApp_Flash_DstAddr.endPoint = SAMPLEAPP_ENDPOINT;//指定端点号
SampleApp_Flash_DstAddr.addr.shortAddr = SAMPLEAPP_FLASH_GROUP; //组号1
//SampleApp_Flash_DstAddr.addr.shortAddr = 0x0002;              //组号2

// Fill out the endpoint description. 定义本设备用来通信的APS层端点描述符
SampleApp_epDesc.endPoint = SAMPLEAPP_ENDPOINT;//端点号
SampleApp_epDesc.task_id = &SampleApp_TaskID;
SampleApp_epDesc.simpleDesc
= (SimpleDescriptionFormat_t *)&SampleApp_SimpleDesc;//简单描述
SampleApp_epDesc.latencyReq = noLatencyReqs;

// Register the endpoint description with the AF
afRegister( &SampleApp_epDesc );

// Register for all key events - This app will handle all key events
RegisterForKeys( SampleApp_TaskID );

// By default, all devices start out in Group 1
SampleApp_Group.ID = 0x0001;//组号
//SampleApp_Group.ID = 0x0002;
osal_memcpy( SampleApp_Group.name, "Group 1", 7 );//设置为组名
aps_AddGroup( SAMPLEAPP_ENDPOINT, &SampleApp_Group );

#if defined ( LCD_SUPPORTED )
HalLcdWriteString( "SampleApp", HAL_LCD_LINE_1 );
#endif
}

/*********************************************************************
* @fn      SampleApp_ProcessEvent
*
* @brief   Generic Application Task event processor.  This function
*          is called to process all events for the task.  Events
*          include timers, messages and any other user defined events.
*
* @param   task_id  - The OSAL assigned task ID.
* @param   events - events to process.  This is a bit map and can
*                   contain more than one event.
*
* @return  none

处理事务的东西
*/
uint16 SampleApp_ProcessEvent( uint8 task_id, uint16 events )
{
afIncomingMSGPacket_t *MSGpkt;
(void)task_id;  // Intentionally unreferenced parameter

//得到属于本系统的信号
if ( events & SYS_EVENT_MSG )
{
MSGpkt = (afIncomingMSGPacket_t *)osal_msg_receive( SampleApp_TaskID );
while ( MSGpkt )
{
switch ( MSGpkt->hdr.event )
{
// Received when a key is pressed
//当按键触发的时候
case KEY_CHANGE:
SampleApp_HandleKeys( ((keyChange_t *)MSGpkt)->state, ((keyChange_t *)MSGpkt)->keys );
break;

// Received when a messages is received (OTA) for this endpoint
case AF_INCOMING_MSG_CMD:
SampleApp_MessageMSGCB( MSGpkt );
break;

// Received whenever the device changes state in the network
//当网络的状态发生变化的时候
case ZDO_STATE_CHANGE:
SampleApp_NwkState = (devStates_t)(MSGpkt->hdr.status);
if ( (SampleApp_NwkState == DEV_ZB_COORD) ||
(SampleApp_NwkState == DEV_ROUTER)
|| (SampleApp_NwkState == DEV_END_DEVICE) )
{
// Start sending the periodic message in a regular interval.
//osal_start_timerEx( SampleApp_TaskID,
//                  SAMPLEAPP_SEND_PERIODIC_MSG_EVT,
//                  SAMPLEAPP_SEND_PERIODIC_MSG_TIMEOUT );
}
else
{
// Device is no longer in the network
}
break;

default:
break;
}

// Release the memory
osal_msg_deallocate( (uint8 *)MSGpkt );

// Next - if one is available
MSGpkt = (afIncomingMSGPacket_t *)osal_msg_receive( SampleApp_TaskID );
}

// return unprocessed events
return (events ^ SYS_EVENT_MSG);
}

// Send a message out - This event is generated by a timer
//  (setup in SampleApp_Init()).
if ( events & SAMPLEAPP_SEND_PERIODIC_MSG_EVT )
{
// Send the periodic message
SampleApp_SendPeriodicMessage();

// Setup to send message again in normal period (+ a little jitter)
osal_start_timerEx( SampleApp_TaskID, SAMPLEAPP_SEND_PERIODIC_MSG_EVT,
(SAMPLEAPP_SEND_PERIODIC_MSG_TIMEOUT + (osal_rand() & 0x00FF)) );

// return unprocessed events
return (events ^ SAMPLEAPP_SEND_PERIODIC_MSG_EVT);
}

// Discard unknown events
return 0;
}

/*********************************************************************
* Event Generation Functions
*/
/*********************************************************************
* @fn      SampleApp_HandleKeys
*
* @brief   Handles all key events for this device.
*
* @param   shift - true if in shift/alt.
* @param   keys - bit field for key events. Valid entries:
*                 HAL_KEY_SW_2
*                 HAL_KEY_SW_1
*
* @return  none
*/
void SampleApp_HandleKeys( uint8 shift, uint8 keys )
{
(void)shift;  // Intentionally unreferenced parameter

if ( keys & HAL_KEY_SW_6 )
{
#if defined(ZDO_COORDINATOR)      //协调器进行发送 数据
SampleApp_SendFlashMessage(1);
#else                             //路由器和终端才发送数据
// SampleApp_SendFlashMessage(0);  //以组播方式发数据
#endif
}

if ( keys & HAL_KEY_SW_1 )
{
/* The Flashr Command is sent to Group 1.
* This key toggles this device in and out of group 1.
* If this device doesn't belong to group 1, this application
* will not receive the Flash command sent to group 1.
*/
aps_Group_t *grp;
grp = aps_FindGroup( SAMPLEAPP_ENDPOINT, SAMPLEAPP_FLASH_GROUP );
if ( grp )
{
// Remove from the group
aps_RemoveGroup( SAMPLEAPP_ENDPOINT, SAMPLEAPP_FLASH_GROUP );
}
else
{
// Add to the flash group
aps_AddGroup( SAMPLEAPP_ENDPOINT, &SampleApp_Group );
}
}
}

/*********************************************************************
* LOCAL FUNCTIONS
*/

/*********************************************************************
* @fn      SampleApp_MessageMSGCB
*
* @brief   Data message processor callback.  This function processes
*          any incoming data - probably from other devices.  So, based
*          on cluster ID, perform the intended action.
*
* @param   none
*
* @return  non
接受到请求然后进行处理请求
*/
void SampleApp_MessageMSGCB( afIncomingMSGPacket_t *pkt )
{
uint8 data;

switch ( pkt->clusterId )
{

case SAMPLEAPP_PERIODIC_CLUSTERID:
break;

//快速的一个
case SAMPLEAPP_FLASH_CLUSTERID:
//得到数据
data = (uint8)pkt->cmd.Data[0];
//得到的数据如果为0     则灯光置为灭
//如果得到的数据为其他  Led2 亮
if(data == 0)
HalLedSet(HAL_LED_2, HAL_LED_MODE_OFF);
else
HalLedSet(HAL_LED_2, HAL_LED_MODE_ON);
break;
}
}

/*********************************************************************
*
beb0
@fn      SampleApp_SendPeriodicMessage
*
* @brief   Send the periodic message.
*
* @param   none
*
* @return  none
*/
void SampleApp_SendPeriodicMessage( void )
{
if ( AF_DataRequest( &SampleApp_Periodic_DstAddr, &SampleApp_epDesc,
SAMPLEAPP_PERIODIC_CLUSTERID,
1,
(uint8*)&SampleAppPeriodicCounter,
&SampleApp_TransID,
AF_DISCV_ROUTE,
AF_DEFAULT_RADIUS ) == afStatus_SUCCESS )
{
}
else
{
// Error occurred in request to send.
}
}

/*********************************************************************
* @fn      SampleApp_SendFlashMessage
*
* @brief   Send the flash message to group 1.
*
* @param   flashTime - in milliseconds
*
* @return  none
*/
void SampleApp_SendFlashMessage( uint16 flashTime )
{
LedState = ~LedState;

//发送了Led状态
if ( AF_DataRequest( &SampleApp_Flash_DstAddr, &SampleApp_epDesc,//发送目的地址＋端点地址和传送模式
SAMPLEAPP_FLASH_CLUSTERID,//源(答复或确认)终端的描述（比如操作系统中任务ID等）源EP
1, // 发送数据长度
&LedState,// 发送数据缓冲区
&SampleApp_TransID, // 任务ID号
AF_DISCV_ROUTE, // 有效位掩码的发送选项
AF_DEFAULT_RADIUS ) == afStatus_SUCCESS )//传送跳数，通常设置为AF_DEFAULT_RADIUS
{
if(LedState == 0)
HalLedSet(HAL_LED_1, HAL_LED_MODE_ON);
else
HalLedSet(HAL_LED_1, HAL_LED_MODE_OFF);
}
else
{
// Error occurred in request to send.
}
}