V1.35 大连电牵，测试版本。配置回复变成立即回复，收到数据才不重启

zhyinch

2020-11-17 c8fa9e7b73d663fd1ee78632d38cea1b49c14d39

 Ô´Âë/ºËÐÄ°å/Src/application/dw_app.c

@@ -1,10 +1,12 @@
#include "dw_app.h"
#include "ADC.h"
#define TDFILTER
enum enumtagstate
{
   DISCPOLL,
   GETNEARMSG,
   NEARPOLL,
}tag_state;
}tag_state=NEARPOLL;
static dwt_config_t config = {
   2,               /* Channel number. */
   DWT_PRF_64M,     /* Pulse repetition frequency. */
@@ -21,9 +23,13 @@
static uint8_t tx_sync_msg[14] = {0};
static uint8_t tx_final_msg[60] = {0};
static uint8_t tx_resp_msg[22] = {0};
static uint8_t tx_nearpoll_msg[80] = {0};
static uint8_t tx_nearresp_msg[80] = {0};
static uint8_t tx_nearfinal_msg[80] = {0};

static uint8_t tx_near_msg[80] = {0};

static uint32_t frame_seq_nb = 0;	
 uint32_t frame_seq_nb = 0, frame_seq_nb2 = 0;	
static uint32_t status_reg = 0;
static uint8_t rx_buffer[100];
static uint64_t poll_tx_ts;
@@ -134,7 +140,6 @@
void Dw1000_App_Init(void)
{
//g_com_map[DEV_ID] = 0x0b;
   tag_state=DISCPOLL;
   tx_poll_msg[MESSAGE_TYPE_IDX]=POLL;
   tx_resp_msg[MESSAGE_TYPE_IDX]=RESPONSE;
   tx_final_msg[MESSAGE_TYPE_IDX]=FINAL;
@@ -144,8 +149,9 @@
   memcpy(&tx_final_msg[TAG_ID_IDX], &dev_id, 2);
   memcpy(&tx_resp_msg[ANCHOR_ID_IDX], &dev_id, 2);
   memcpy(&tx_sync_msg[ANCHOR_ID_IDX], &dev_id, 2);
   memcpy(&tx_near_msg[ANCHOR_ID_IDX], &dev_id, 2);
   memcpy(&tx_near_msg[TAG_ID_IDX], &dev_id, 2);
   memcpy(&tx_nearresp_msg[ANCHOR_ID_IDX], &dev_id, 2);
   memcpy(&tx_nearpoll_msg[TAG_ID_IDX], &dev_id, 2);
   memcpy(&tx_nearfinal_msg[TAG_ID_IDX], &dev_id, 2);
}   
uint16_t Checksum_u16(uint8_t* pdata, uint32_t len) 
{
@@ -158,7 +164,7 @@
}

u16 tag_time_recv[TAG_NUM_IN_SYS];
u8 usart_send[25];
u8 usart_send[100],usart_send_anc[100];
u8 battary,button;
extern uint8_t g_pairstart;
void tag_sleep_configuraion(void)
@@ -168,14 +174,23 @@
}
extern uint8_t g_start_send_flag;
u8 g_start_sync_flag;
void SyncPoll(u8 sync_seq)
{
   g_start_sync_flag=1;
   dwt_forcetrxoff();
void SyncPoll(u8 sync_seq,uint32_t sync_baseid)
{u8 result;
   g_start_sync_flag=1;   //中断模式，退出终端后，需要重新来过
   dwt_forcetrxoff();      //关闭接收，以防在RX ON çŠ¶æ€
	
	
   tx_sync_msg[SYNC_SEQ_IDX]=sync_seq;
   memcpy(&tx_sync_msg[ANCHOR_ID_IDX],&sync_baseid,4);
   dwt_writetxdata(sizeof(tx_sync_msg), tx_sync_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
   dwt_writetxfctrl(sizeof(tx_sync_msg), 0);//设置超宽带发送数据长度
   dwt_starttx(DWT_START_TX_IMMEDIATE);
   if(result==0)
         {
          while (!(dwt_read32bitreg(SYS_STATUS_ID) & SYS_STATUS_TXFRS))//不断查询芯片状态直到发送完成
                { };
      }
          dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_TXFRS);//清楚标志位
}
uint16_t g_Resttimer;
uint8_t result;
@@ -190,153 +205,170 @@

u16 anclist_num=0,anclist_pos; //list æ€»æ•°é‡å’Œå½“前位置
u16 ancid_list[TAG_NUM_IN_SYS];
u8 nearbase_num;
u16 nearbaseid_list[10],mainbase_id;
int32_t mainbase_dist,nearbase_distlist[10];
void Poll(void)
u8 nearbase_num=0,last_nearbase_num,next_nearbase_num;
u16 nearbaseid_list[MAX_NEARBASE_NUM],mainbase_id,true_nearbase_idlist[MAX_NEARBASE_NUM];
int32_t mainbase_dist,nearbase_distlist[MAX_NEARBASE_NUM],true_nearbase_distlist[MAX_NEARBASE_NUM],true_exsistbase_list[MAX_NEARBASE_NUM];
uint8_t trygetnearmsg_times;
u16 current_slotnum,total_slotnum,target_time,last_time;
u32 rec_tagpos_binary;
extern uint32_t tagpos_binary;
void SetNextPollTime(u16 time)
{
   uint32_t frame_len;
   uint32_t final_tx_time;
   u32 start_poll;
   int32_t mindist=999999,minid=-1,temp_dist;
   u8 i,getsync_flag=0;
    dwt_setrxaftertxdelay(POLL_TX_TO_RESP_RX_DLY_UUS);         //设置发送后开启接收，并设定延迟时间
    dwt_setrxtimeout(RESP_RX_TIMEOUT_UUS);		
   tag_succ_times = 0;
   GPIO_WriteBit(GPIOA, GPIO_Pin_9, Bit_RESET);
   for(i=0;i<g_com_map[MAX_REPORT_ANC_NUM];i++)
   {
   /* Write frame data to DW1000 and prepare transmission. See NOTE 7 below. */
   tx_poll_msg[ANC_TYPE_IDX] = i;	
   dwt_writetxdata(sizeof(tx_poll_msg), tx_poll_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
   dwt_writetxfctrl(sizeof(tx_poll_msg), 0);//设置超宽带发送数据长度
   dwt_starttx(DWT_START_TX_IMMEDIATE | DWT_RESPONSE_EXPECTED);//开启发送，发送完成后等待一段时间开启接收，等待时间在dwt_setrxaftertxdelay中设置
   start_poll = time32_incr;
   /* We assume that the transmission is achieved correctly, poll for reception of a frame or error/timeout. See NOTE 8 below. */
   while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR)))//不断查询芯片状态直到成功接收或者发生错误
   { if(time32_incr - start_poll>20)
      NVIC_SystemReset();
   };
   if(status_reg==0xffffffff)
   {
      NVIC_SystemReset();
   }
   if (status_reg & SYS_STATUS_RXFCG)//如果成功接收
   {
      dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_RXFCG | SYS_STATUS_TXFRS);//清楚寄存器标志位
      frame_len = dwt_read32bitreg(RX_FINFO_ID) & RX_FINFO_RXFLEN_MASK;   //获得接收到的数据长度
      dwt_readrxdata(rx_buffer, frame_len, 0);   //读取接收数据
      if (rx_buffer[MESSAGE_TYPE_IDX] == RESPONSE&&!memcmp(&rx_buffer[TAG_ID_IDX],&dev_id,2)) //判断接收到的数据是否是response数据
      {
         poll_tx_ts = get_tx_timestamp_u64();                              //获得POLL发送时间T1
         resp_rx_ts = get_rx_timestamp_u64();                              //获得RESPONSE接收时间T4			
         if(getsync_flag==0)
         {
            getsync_flag=1;
         memcpy(&sync_timer,&rx_buffer[ANCTIMEMS],2);
         memcpy(&tmp_time,&rx_buffer[ANCTIMEUS],2);
         memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);		
         tmp_time=tmp_time+450;
         if(tmp_time>999)
         {
            tmp_time-=999;
            sync_timer++;
            if(sync_timer>=1010)
               {sync_timer=0;}
         }
         TIM3->CNT=tmp_time;
         if(tagslotpos>max_slotpos)
            tagslotpos=tagslotpos%(max_slotpos+1);
            tyncpoll_time=(tagslotpos-1)*slottime;
      }
			
         memcpy(&temp_dist, &rx_buffer[DIST_IDX], 4);
         memcpy(&tx_final_msg[ANCHOR_ID_IDX], &rx_buffer[ANCHOR_ID_IDX], 4);
         /* Compute final message transmission time. See NOTE 9 below. */
         final_tx_time = (resp_rx_ts + (RESP_RX_TO_FINAL_TX_DLY_UUS * UUS_TO_DWT_TIME)) >> 8;//计算final包发送时间，T5=T4+Treply2
         dwt_setdelayedtrxtime(final_tx_time);//设置final包发送时间T5
         final_tx_ts = (((uint64_t)(final_tx_time & 0xFFFFFFFE)) << 8) + TX_ANT_DLY;//final包实际发送时间是计算时间加上发送天线delay
         final_msg_set_ts(&tx_final_msg[FINAL_MSG_POLL_TX_TS_IDX], poll_tx_ts);//将T1，T4，T5写入发送数据
         final_msg_set_ts(&tx_final_msg[FINAL_MSG_RESP_RX_TS_IDX], resp_rx_ts);
         final_msg_set_ts(&tx_final_msg[FINAL_MSG_FINAL_TX_TS_IDX], final_tx_ts);
         dwt_writetxdata(sizeof(tx_final_msg), tx_final_msg, 0);//将发送数据写入DW1000
         dwt_writetxfctrl(sizeof(tx_final_msg), 0);//设定发送数据长度
         result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送			
         tag_succ_times++;		
            LED0_BLINK;
			
         if(temp_dist<mindist)
         {
            memcpy(&minid, &rx_buffer[ANCHOR_ID_IDX], 4);
            tag_state=GETNEARMSG;
         }
         if(result==0)
         {while (!(dwt_read32bitreg(SYS_STATUS_ID) & SYS_STATUS_TXFRS))//不断查询芯片状态直到发送完成
         { };
      }
         /* Clear TXFRS event. */
         dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_TXFRS);//清除标志位
         random_delay_tim = 0;
      }
      else
      {
         random_delay_tim = DFT_RAND_DLY_TIM_MS; //如果通讯失败，将间隔时间增加5ms，避开因为多标签同时发送引起的冲突。
      }
   }
   else
   {
   dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
      random_delay_tim = DFT_RAND_DLY_TIM_MS;
   }
}
   if(getsync_flag==0)
   {
   tagslotpos--;
         if(tagslotpos==0||tagslotpos>max_slotpos)
      {		
         tagslotpos=max_slotpos;	
      }
      tyncpoll_time=(tagslotpos-1)*slottime;
   }
   mainbase_id=minid;
}
   current_slotnum++;
   if(current_slotnum==total_slotnum)
      current_slotnum-=total_slotnum;
   //time=5;
   target_time=((current_slotnum*g_com_map[COM_INTERVAL])+time);

   last_time=target_time;
   if(target_time>=990&&target_time<992)
   {
      current_slotnum++;
   target_time+=g_com_map[COM_INTERVAL];
   tagslotpos=GetRandomSlotPos(rec_tagpos_binary|tagpos_binary);
   tyncpoll_time = (tagslotpos--%max_slotpos)*slottime;	
   }	
   if(target_time>=1000)
   {target_time-=1000;}
   if(target_time<0)
   {target_time+=1000;}

}
u8 FindNearBasePos(u16 baseid)
{
   u8 i;
   for(i=0;i<nearbase_num;i++)
   for(i=0;i<last_nearbase_num;i++)
   {
      if(baseid==nearbaseid_list[i])
         return i;
   }
   return i;
}
void NearPoll(void)
u8 recbase_num=0;
#define CHANGE_BASE_THRESHOLD  5
//void NearAncSelect(void)
//{static u16 last_mainbase_id,change_base_count;
//   int32_t nearbase_mindist=99999, nearbase_minpos;
//   u8 i;
//   for(i=0;i<recbase_num-1;i++)
//   {
//      if(nearbase_mindist>nearbase_distlist[i])
//      {
//         nearbase_mindist=nearbase_distlist[i];
//         nearbase_minpos=i;
//      }
//   }
//   if(nearbase_mindist<mainbase_dist-THRESHOLD_CHANGE_MAINBASE_DIST)
//   {
//      if(last_mainbase_id==nearbaseid_list[nearbase_minpos])
//      {
//         change_base_count++;
//         if(change_base_count>CHANGE_BASE_THRESHOLD)
//         {
//            mainbase_id=last_mainbase_id;
//            tag_state=GETNEARMSG;
//         }
//      }else{
//         change_base_count=0;
//      }
//      last_mainbase_id=nearbaseid_list[nearbase_minpos];		
//   }else{
//      change_base_count=0;
//   }
//}
uint8_t GetRandomValue(void)
{
   uint8_t random_value=0,temp_adc,i;
   for(i=0;i<8;i++)
   {
      temp_adc=Get_ADC_Value();
      random_value=random_value|((temp_adc&0x01)<<i);
   }
   return random_value;
}
u8 GetRandomSlotPos(uint32_t emptyslot)
{
   u8 i,temp_value;
   temp_value = GetRandomValue();
   for(i=temp_value%max_slotpos;i<max_slotpos;i++)
   {
      if(((emptyslot>>i)&0x1)==0)
      {
         return i;
      }
   }
	
      for(i=1;i<max_slotpos;i++)
   {
      if(((emptyslot>>i)&0x1)==0)
      {
         return i;
      }
   }
return max_slotpos-1;
}
u8 test=0;
u8 anclost_times=0;
u8 exsistbase_list[MAX_NEARBASE_NUM],report_num,get_newbase=0;
u16 temp_sync_timer1,temp_sync_timer2;

 void NearPoll(void)
{
   static u8 mainbase_lost_count=0,flag_finalsend,flag_rxon;
   uint32_t temp1,temp2,dw_systime;
   uint32_t frame_len;
   uint32_t final_tx_time;
   u32 start_poll;
   u8 i,getsync_flag=0,recbase_num,timeout;
   u8 i,j,getsync_flag=0,timeout;
//   printf("%d",sync_timer);
    dwt_setrxaftertxdelay(POLL_TX_TO_RESP_RX_DLY_UUS);         //设置发送后开启接收，并设定延迟时间
    dwt_setrxtimeout(RESP_RX_TIMEOUT_UUS);      
   tag_succ_times = 0;
   tx_near_msg[BATTARY_IDX] = Get_Battary();
   tx_near_msg[BUTTON_IDX] = !READ_KEY0;
   tx_near_msg[SEQUENCE_IDX] = frame_seq_nb++;
   tx_near_msg[NEARBASENUM_INDEX] = nearbase_num;
   memcpy(&tx_near_msg[NEARBASEID_INDEX],&nearbaseid_list,nearbase_num*2);
   tx_near_msg[MESSAGE_TYPE_IDX] = NEAR_POLL;	
   memcpy(&tx_near_msg[ANCHOR_ID_IDX],&mainbase_id,2);	
   dwt_writetxdata(24, tx_near_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
   dwt_writetxfctrl(24, 0);//设置超宽带发送数据长度
   dwt_starttx(DWT_START_TX_IMMEDIATE | DWT_RESPONSE_EXPECTED);//开启发送，发送完成后等待一段时间开启接收，等待时间在dwt_setrxaftertxdelay中设置

   neartimout_timer=0;
   GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_SET);
   if(next_nearbase_num>=MAX_NEARBASE_NUM)
   {
      next_nearbase_num = MAX_NEARBASE_NUM-1;
   }
   //nearbase_num=0;
   last_nearbase_num=next_nearbase_num;
   nearbase_num=next_nearbase_num;
   recbase_num=0;
   timeout=nearbase_num/4+2;
         while(neartimout_timer<timeout&&recbase_num<nearbase_num+1)
   tx_nearpoll_msg[BATTARY_IDX] = Get_Battary();
   tx_nearpoll_msg[BUTTON_IDX] = !READ_KEY0;
   tx_nearpoll_msg[SEQUENCE_IDX] = frame_seq_nb++;
   tx_nearpoll_msg[NEARBASENUM_INDEX] = nearbase_num;
   memcpy(&tx_nearpoll_msg[NEARBASEID_INDEX],&nearbaseid_list,nearbase_num*2);
   tx_nearpoll_msg[MESSAGE_TYPE_IDX] = NEAR_POLL;	
   memcpy(&tx_nearpoll_msg[ANCHOR_ID_IDX],&mainbase_id,2);	
   dwt_writetxdata(13+2*nearbase_num, tx_nearpoll_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
   dwt_writetxfctrl(13+2*nearbase_num, 0);//设置超宽带发送数据长度
   dwt_starttx(DWT_START_TX_IMMEDIATE | DWT_RESPONSE_EXPECTED);//开启发送，发送完成后等待一段时间开启接收，等待时间在dwt_setrxaftertxdelay中设置
	
   flag_finalsend=0;
   flag_rxon=1;
   neartimout_timer=0;
   get_newbase=0;
   timeout=ceil((float)nearbase_num*SLOT_SCALE)+3;
   //timeout=5;
   mainbase_dist=100000;
   mainbase_lost_count++;
         while(neartimout_timer<timeout)
         {
               while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR)))//不断查询芯片状态直到成功接收或者发生错误
               {
                  if(flag_finalsend)
                  {
                     dw_systime=dwt_readsystimestamphi32();
                     if(dw_systime>temp1&&dw_systime<temp2)
                     {
                        flag_finalsend=0;
                        flag_rxon=0;
                        dwt_forcetrxoff();
                        dwt_setdelayedtrxtime(final_tx_time);
                        result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送	
                        break;
                     }
                  }
                   if(neartimout_timer>timeout)
                        break;
               };
@@ -349,89 +381,273 @@
                     dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_RXFCG | SYS_STATUS_TXFRS);//清楚寄存器标志位
                     frame_len = dwt_read32bitreg(RX_FINFO_ID) & RX_FINFO_RXFLEN_MASK;   //获得接收到的数据长度
                     dwt_readrxdata(rx_buffer, frame_len, 0);   //读取接收数据
                     dwt_setrxtimeout(DELAY_BETWEEN_TWO_FRAME_UUS+100);//设定接收超时时间，0位没有超时时间
                     dwt_setrxtimeout(0);//DELAY_BETWEEN_TWO_FRAME_UUS*(nearbase_num+1-recbase_num)+10);//设定接收超时时间，0位没有超时时间
                     dwt_rxenable(0);//打开接收
                     if (rx_buffer[MESSAGE_TYPE_IDX] == NEAR_RESPONSE&&!memcmp(&rx_buffer[TAG_ID_IDX],&dev_id,2)) //判断接收到的数据是否是response数据
                     {   u16 rec_nearbaseid,rec_nearbasepos;
                        int32_t temp_dist;
                        poll_tx_ts = get_tx_timestamp_u64();                              //获得POLL发送时间T1
                        resp_rx_ts = get_rx_timestamp_u64();                              //获得RESPONSE接收时间T4   
                        recbase_num++;
                        memcpy(&rec_nearbaseid,&rx_buffer[ANCHOR_ID_IDX],2);
                        if(rec_nearbaseid==mainbase_id)
                        if(last_nearbase_num==0)
                        {
                           //时间同步
                           memcpy(&sync_timer,&rx_buffer[ANCTIMEMS],2);
                           get_newbase=1;
                           nearbaseid_list[0]=rec_nearbaseid;
                           nearbase_num=1;
                           memcpy(&tx_nearfinal_msg[ANCHOR_ID_IDX],&rec_nearbaseid,2);
                        }
                        if(rec_nearbaseid==nearbaseid_list[0])
                        {
                           //////////////////////////////////时间同步
                           temp_sync_timer2=sync_timer;
                           memcpy(&temp_sync_timer1,&rx_buffer[ANCTIMEMS],2);
                           memcpy(&tmp_time,&rx_buffer[ANCTIMEUS],2);
                           memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);		
                           tmp_time=tmp_time+450;
									
									
                           if(g_com_map[DEV_ROLE]!=0)
                           {
                           sync_timer=temp_sync_timer1;
////                           memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);		
//									
									
                              tmp_time=tmp_time+650;
                           if(tmp_time>999)
                           {
                              tmp_time-=999;
                              sync_timer++;
                              if(sync_timer>=1010)
                              if(sync_timer>=1000)
                                 {sync_timer=0;}
                           }
                           TIM3->CNT=tmp_time;
                           if(tagslotpos>max_slotpos)
                              tagslotpos=tagslotpos%(max_slotpos+1);
                              tyncpoll_time=(tagslotpos-1)*slottime;
                        }
                           current_slotnum=temp_sync_timer1/g_com_map[COM_INTERVAL];
//                           if(tagslotpos>max_slotpos)
//                              tagslotpos=tagslotpos%(max_slotpos+1);
//                              tyncpoll_time=(tagslotpos-1)*slottime;
                           ////////////////////////////
                           memcpy(&mainbase_dist,&rx_buffer[DIST_IDX],4);
                           final_tx_time = (resp_rx_ts + ((RESP_RX_TO_FINAL_TX_DLY_UUS+DELAY_BETWEEN_TWO_FRAME_UUS*nearbase_num) * UUS_TO_DWT_TIME)) >> 8;
                           dwt_setdelayedtrxtime(final_tx_time);//设置final包发送时间T5
                           rec_nearbasepos=0;
									
                           memcpy(&temp_dist,&rx_buffer[DIST_IDX],4);
                           nearbase_distlist[rec_nearbasepos]=temp_dist;
                        if(temp_dist!=0x1ffff)
                           exsistbase_list[rec_nearbasepos]=KEEP_TIMES;
								
                           mainbase_lost_count=0;
                           flag_finalsend=1;
                           final_tx_time = (resp_rx_ts + ((RESP_RX_TO_FINAL_TX_DLY_UUS+DELAY_BETWEEN_TWO_FRAME_UUS*nearbase_num+500) * UUS_TO_DWT_TIME)) >> 8;
                           temp1=final_tx_time-((350*UUS_TO_DWT_TIME)>>8);
                           temp2=final_tx_time+((100*UUS_TO_DWT_TIME)>>8);
                        //   dwt_setdelayedtrxtime(final_tx_time);//设置final包发送时间T5
                           final_tx_ts = (((uint64_t)(final_tx_time & 0xFFFFFFFE)) << 8) + TX_ANT_DLY;//final包实际发送时间是计算时间加上发送天线delay
                           final_msg_set_ts(&tx_near_msg[FINAL_MSG_POLL_TX_TS_IDX], poll_tx_ts);//将T1，T4，T5写入发送数据
                           final_msg_set_ts(&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX], resp_rx_ts);
                           final_msg_set_ts(&tx_near_msg[FINAL_MSG_FINAL_TX_TS_IDX], final_tx_ts);
                           tx_near_msg[MESSAGE_TYPE_IDX]=NEAR_FINAL;
                           dwt_writetxdata(28+nearbase_num*4, tx_near_msg, 0);//将发送数据写入DW1000
                           final_msg_set_ts(&tx_nearfinal_msg[FINAL_MSG_POLL_TX_TS_IDX], poll_tx_ts);//将T1，T4，T5写入发送数据
                           final_msg_set_ts(&tx_nearfinal_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX], resp_rx_ts);
                           final_msg_set_ts(&tx_nearfinal_msg[FINAL_MSG_FINAL_TX_TS_IDX], final_tx_ts);
                           tx_nearfinal_msg[MESSAGE_TYPE_IDX]=NEAR_FINAL;
                           dwt_writetxdata(28+nearbase_num*4, tx_nearfinal_msg, 0);//将发送数据写入DW1000
                           dwt_writetxfctrl(28+nearbase_num*4, 0);//设定发送数据长度
                           result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送			
                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
                        if(temp_dist!=0x1ffff)
                           {
                              g_Resttimer=0;
                              #ifndef USART_INTEGRATE_OUTPUT
                              usart_send[2] = 1;//正常模式
                              usart_send[3] = 17;//数据段长度
                              usart_send[4] = frame_seq_nb;//数据段长度
                              if(g_com_map[DEV_ROLE])
                              {
                              memcpy(&usart_send[5],&dev_id,2);
                              memcpy(&usart_send[7],&rec_nearbaseid,2);		
                              }else{
                              memcpy(&usart_send[5],&rec_nearbaseid,2);
                              memcpy(&usart_send[7],&dev_id,2);	
                              }											
                              memcpy(&usart_send[9],&rx_buffer[DIST_IDX],4);
                              usart_send[13] = battary;
                              usart_send[14] = button;
                              checksum = Checksum_u16(&usart_send[2],17);
                              memcpy(&usart_send[19],&checksum,2);
                              UART_PushFrame(usart_send,21);
                              #endif

                           //dwt_setdelayedtrxtime(final_tx_time);//设置final包发送时间T5
                        //   result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送			
                           //dwt_writetxdata(4,&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4], FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4);//将发送数据写入DW1000
                        }
		
									
                        }else{
                           rec_nearbasepos=FindNearBasePos(rec_nearbaseid);
                           final_msg_set_ts(&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4], resp_rx_ts);								
                           memcpy(&nearbase_distlist[rec_nearbasepos],&rx_buffer[DIST_IDX],4);
                           dwt_writetxdata(28+nearbase_num*4, tx_near_msg, 0);//将发送数据写入DW1000
                           if(rec_nearbasepos>=last_nearbase_num)          //发现新的基站
                           {
                              get_newbase=1;
                              nearbase_num++;
                              nearbaseid_list[rec_nearbasepos] = rec_nearbaseid;
                              memcpy(&tx_nearfinal_msg[ANCHOR_ID_IDX],&rec_nearbaseid,2);
                           }
									
                           memcpy(&temp_dist,&rx_buffer[DIST_IDX],4);
                           nearbase_distlist[rec_nearbasepos]=temp_dist;
									
                           if(temp_dist!=0x1ffff)
                           exsistbase_list[rec_nearbasepos]=KEEP_TIMES;
									
                           final_msg_set_ts(&tx_nearfinal_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos)*4], resp_rx_ts);								
                           dwt_writetxdata(28+nearbase_num*4, tx_nearfinal_msg, 0);//将发送数据写入DW1000
                           dwt_writetxfctrl(28+nearbase_num*4, 0);//设定发送数据长度
                           //dwt_writetxdata(4,&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4], FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4);//将发送数据写入DW1000
                        }								
                     }
                  }			
         }
            dwt_forcetrxoff();
//            if(result==0)
//         {while (!(dwt_read32bitreg(SYS_STATUS_ID) & SYS_STATUS_TXFRS))//不断查询芯片状态直到发送完成
//         { };			
//	
//   }
//   else
//   {
//   dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
//   }
                           LED0_BLINK;
//                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
//                           tagslotpos=GetRandomSlotPos(rec_tagpos_binary);
                           if(temp_dist!=0x1ffff)
                           {
                              #ifndef USART_INTEGRATE_OUTPUT
                              usart_send[2] = 1;//正常模式
                              usart_send[3] = 17;//数据段长度
                              usart_send[4] = frame_seq_nb;//数据段长度
                              if(g_com_map[DEV_ROLE])
                              {
                              memcpy(&usart_send[5],&dev_id,2);
                              memcpy(&usart_send[7],&rec_nearbaseid,2);		
                              }else{
                              memcpy(&usart_send[5],&rec_nearbaseid,2);
                              memcpy(&usart_send[7],&dev_id,2);	
                              }											
                              memcpy(&usart_send[9],&rx_buffer[DIST_IDX],4);
                              usart_send[13] = battary;
                              usart_send[14] = button;
                              checksum = Checksum_u16(&usart_send[2],17);
                              memcpy(&usart_send[19],&checksum,2);
                              UART_PushFrame(usart_send,21);
                              #endif

                           //dwt_setdelayedtrxtime(final_tx_time);//设置final包发送时间T5
                        //   result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送			
                           //dwt_writetxdata(4,&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4], FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos+1)*4);//将发送数据写入DW1000
                        }
                     }									
                     }
                  }else{
                  dwt_write32bitreg(SYS_STATUS_ID,SYS_STATUS_RXFCG| SYS_STATUS_ALL_RX_ERR);
                  if(flag_rxon)
                     {dwt_rxenable(0);	
                     }								
                  }							
         }
            GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);
//         if(result==0)
//         {
//          while (!(dwt_read32bitreg(SYS_STATUS_ID) & SYS_STATUS_TXFRS))//不断查询芯片状态直到发送完成
//                { };
//      }
//          dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_TXFRS);//清楚标志位
	
         dwt_write32bitreg(SYS_STATUS_ID,SYS_STATUS_RXFCG| SYS_STATUS_ALL_RX_ERR);
         nearbase_num=recbase_num;
         j=0;
         if(exsistbase_list[0]==0)
         {
//          u8 temp_adc,random_value;
//            random_value=0;
//            for(i=0;i<8;i++)
//            {
//               temp_adc=Get_ADC_Value();
//               random_value=random_value|((temp_adc&0x01)<<i);
//            }
            tagslotpos=GetRandomSlotPos(rec_tagpos_binary|tagpos_binary);
            tyncpoll_time = (tagslotpos--%max_slotpos)*slottime;
      tag_state=NEARPOLL;		
         }
      //   tyncpoll_time=0;
         next_nearbase_num=0;
         for(i=0;i<last_nearbase_num+get_newbase;i++)
         {
            if(exsistbase_list[i]>0)
            {		
               next_nearbase_num++;
               true_exsistbase_list[j]=exsistbase_list[i];
               true_nearbase_idlist[j]=nearbaseid_list[i];			
               true_nearbase_distlist[j++]=nearbase_distlist[i];
               exsistbase_list[i]--;
            }
         }

         if(recbase_num<3)
         {next_nearbase_num=next_nearbase_num;}
               last_nearbase_num = next_nearbase_num;
         for(i=0;i<last_nearbase_num-1;i++)
         {
            for(j=0;j<last_nearbase_num-1;j++)
            {
               if(true_nearbase_distlist[j]>true_nearbase_distlist[j+1])
               {
                  u32 temp_dist,temp_id,temp_exsis;
                  temp_dist=true_nearbase_distlist[j];
                  temp_id = true_nearbase_idlist[j];
                  temp_exsis=true_exsistbase_list[i];
                  true_nearbase_distlist[j]=true_nearbase_distlist[j+1];
                  true_nearbase_idlist[j]=true_nearbase_idlist[j+1];
                  true_exsistbase_list[j]=true_exsistbase_list[j+1];
						
                  true_nearbase_distlist[j+1]=temp_dist;
                  true_nearbase_idlist[j+1]=temp_id;
                  true_exsistbase_list[j+1]=temp_exsis;
               }			
            }
         }
			
         report_num=0;
   for (i=0;i<last_nearbase_num;i++)
         {
            nearbaseid_list[i]=true_nearbase_idlist[i];
            nearbase_distlist[i]=true_nearbase_distlist[i];
            if(nearbase_distlist[i]!=0x1ffff&&true_exsistbase_list[i]==KEEP_TIMES)
            {
               memcpy(&usart_send[4+6*report_num],&nearbaseid_list[i],2);
               memcpy(&usart_send[6+6*report_num],&nearbase_distlist[i],4);
               report_num++;
            }
         }
         for(i=0;i<MAX_NEARBASE_NUM;i++)
         {
            nearbase_distlist[i]=0x1ffff;
         }
			
      //   printf("%d,%d",temp_sync_timer2,temp_sync_timer1);
         #ifdef USART_INTEGRATE_OUTPUT		
            usart_send[2] = 4;//正常模式
            usart_send[3] = report_num*6+2;//正常模式
            checksum = Checksum_u16(&usart_send[2],report_num*6+2);
            memcpy(&usart_send[4+report_num*6],&checksum,2);
            UART_PushFrame(usart_send,6+report_num*6);
         #endif
//         if(mainbase_lost_count>5)
//         {
//            //tag_state=DISCPOLL;
//         }
//         NearAncSelect();
//         if(recbase_num<g_com_map[MIN_REPORT_ANC_NUM] )
//         {
//            anclost_times++;
//            if(anclost_times>3)
//            {
//               tagslotpos=poll_tx_ts%(max_slotpos+1);
//            }
//         }else{
//            anclost_times=0;
//         }
dwt_forcetrxoff();
   dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR| SYS_STATUS_TXFRS |SYS_STATUS_RXFCG);
}
void NearAncSelect(void)
{
   int32_t nearbase_mindist=99999, nearbase_minpos;
   u8 i;
   for(i=0;i<nearbase_num;i++)
   {
      if(nearbase_mindist<nearbase_distlist[i])
      {
         nearbase_mindist=nearbase_distlist[i];
         nearbase_minpos=i;
      }
   }
   if(nearbase_mindist<mainbase_dist-THRESHOLD_CHANGE_MAINBASE_DIST)
   {
      mainbase_id=nearbaseid_list[nearbase_minpos];
      tag_state=GETNEARMSG;
   }
}
u8 nearmsg_mainbase=0,rec_tagpos_emptylist[32];
void GetNearMsg(void)
{
   u32 start_poll,frame_len;
   memcpy(&tx_near_msg[ANCHOR_ID_IDX],&mainbase_id,2);
   if(nearmsg_mainbase)
   {nearmsg_mainbase=0;
   }else{
   nearmsg_mainbase=1;
   }
   memcpy(&tx_near_msg[ANCHOR_ID_IDX],&nearmsg_mainbase,2);
   memcpy(&tx_near_msg[TAG_ID_IDX],&dev_id,2);
   tx_near_msg[MESSAGE_TYPE_IDX] = NEAR_MSG;
   
@@ -457,35 +673,54 @@
      dwt_readrxdata(rx_buffer, frame_len, 0);   //读取接收数据
      if (rx_buffer[MESSAGE_TYPE_IDX] == NEAR_MSG&&!memcmp(&rx_buffer[TAG_ID_IDX],&dev_id,2)) //判断接收到的数据是否是response数据
      {
         nearbase_num=rx_buffer[NEARBASENUM_INDEX];
         tagslotpos=rx_buffer[TAGSLOTPOS];
         memcpy(nearbaseid_list,&rx_buffer[NEARBASEID_INDEX],nearbase_num*2);
         slottime=ceil((nearbase_num+2)*0.3)+1;
         next_nearbase_num=rx_buffer[NEARBASENUM_INDEX];
         memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
         tagslotpos=GetRandomSlotPos(rec_tagpos_binary);
         //tagslotpos=rx_buffer[TAGSLOTPOS];
         memcpy(nearbaseid_list,&rx_buffer[NEARBASEID_INDEX],next_nearbase_num*2);
         //slottime=ceil((nearbase_num+2)*0.4)+2;
         tyncpoll_time=tagslotpos*slottime;
         tag_state=NEARPOLL;
      }else{
            tyncpoll_time = (tagslotpos--%max_slotpos)*slottime;
      }
   }else{
         tyncpoll_time = (tagslotpos--%max_slotpos)*slottime;
   }
	
            #ifdef USART_INTEGRATE_OUTPUT		
            usart_send[2] = 4;//正常模式
            usart_send[3] = report_num*6+2;//正常模式
            checksum = Checksum_u16(&usart_send[2],report_num*6+2);
            memcpy(&usart_send[4+report_num*6],&checksum,2);
            UART_PushFrame(usart_send,6+report_num*6);
         #endif
}

void Tag_App(void)//发送模式(TAG标签)
{
   //LED0_ON;
   dwt_forcetrxoff();
   g_Resttimer=0;
      GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_SET);	
   switch(tag_state)
   {
      case DISCPOLL:
         Poll();
			
         break;
      case GETNEARMSG:
         GetNearMsg();
           GetNearMsg();
         break;
      case NEARPOLL:
         NearPoll();
            NearPoll();
         break;
   }

   SetNextPollTime(tyncpoll_time);
   g_start_send_flag = 0;		
   GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);	
}

int8_t correction_time;
int8_t correction_time,new_tagid=0;
extern uint8_t sync_seq;
u16 taglist_num=0,taglist_pos;
u16 tagid_list[TAG_NUM_IN_SYS];
@@ -509,12 +744,13 @@
   for(i=0;i<taglist_num;i++)
   {
      if(memcmp(&tagid,&tagid_list[i],2)==0)
         return i+1;
         break;
   }
   return 0;
   return i;
}
uint32_t frame_len;
uint32_t resp_tx_time;
uint8_t rec_nearbase_num,anc_report_num;
void Anchor_RecPoll(void)
{
         tmp_time=TIM3->CNT;
@@ -538,7 +774,7 @@

         battary = rx_buffer[BATTARY_IDX];
         button = rx_buffer[BUTTON_IDX];
         frame_seq_nb = rx_buffer[SEQUENCE_IDX];
         frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         if(result==0)
         {
            while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR)))///不断查询芯片状态直到接收成功或者出现错误
@@ -588,40 +824,77 @@
            dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
         }
}

void Anchor_RecNearPoll(u8 ancrec_nearbasepos) //0 mainbase  1 first near_base
u8 misdist_num[TAG_NUM_IN_SYS],seize_anchor,getrange_success=0;
u8 Anchor_RecNearPoll(u8 ancrec_nearbasepos) //0 mainbase  1 first near_base
{
   u8 motorstate;
         tmp_time=TIM3->CNT;
         memcpy(&tx_near_msg[ANCTIMEMS],&sync_timer,2);
         memcpy(&tx_near_msg[ANCTIMEUS],&tmp_time,2);
         memcpy(&tx_near_msg[TAGSLOTPOS],&taglist_pos,1);

         memcpy(&tx_nearresp_msg[ANCTIMEMS],&sync_timer,2);
         memcpy(&tx_nearresp_msg[ANCTIMEUS],&tmp_time,2);
         memcpy(&tx_nearresp_msg[TAGSLOTPOS],&taglist_pos,2);
         memcpy(&tx_nearresp_msg[TAG_ID_IDX],&tag_id_recv,2);
         poll_rx_ts = get_rx_timestamp_u64();//获得Poll包接收时间T2

         resp_tx_time = (poll_rx_ts + ((POLL_RX_TO_RESP_TX_DLY_UUS+ancrec_nearbasepos*DELAY_BETWEEN_TWO_FRAME_UUS) * UUS_TO_DWT_TIME)) >> 8;//计算Response发送时间T3。
         dwt_setdelayedtrxtime(resp_tx_time);//设置Response发送时间T3
         dwt_setrxaftertxdelay(RESP_TX_TO_FINAL_RX_DLY_UUS+(nearbase_num-ancrec_nearbasepos)*DELAY_BETWEEN_TWO_FRAME_UUS);//设置发送完成后开启接收延迟时间
         dwt_setrxaftertxdelay(RESP_TX_TO_FINAL_RX_DLY_UUS+(rec_nearbase_num+1-ancrec_nearbasepos)*DELAY_BETWEEN_TWO_FRAME_UUS);//设置发送完成后开启接收延迟时间
         dwt_setrxtimeout(FINAL_RX_TIMEOUT_UUS);//接收超时时间

         memcpy(&tx_near_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
         tx_near_msg[MESSAGE_TYPE_IDX]=NEAR_RESPONSE;
         dwt_writetxdata(17, tx_near_msg, 0);//写入发送数据
         dwt_writetxfctrl(17, 0);//设定发送长度
			
         if(tagdist_list[taglist_pos]<g_com_map[ALARM_DISTANCE1])
         {
            motorstate =0;
         }else if(tagdist_list[taglist_pos]<g_com_map[ALARM_DISTANCE2])
         {
            motorstate =2;
         }else if(tagdist_list[taglist_pos]<g_com_map[ALARM_DISTANCE3])
         {
            motorstate =1;
         }else{
            motorstate =0;
         }
			
         if(new_tagid)
         {
            tagdist_list[taglist_pos]=0x1ffff;
            memcpy(&tx_nearresp_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
         }else{
            memcpy(&tx_nearresp_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
         }
         tx_nearresp_msg[MAINBASE_INDEX]=flag_syncbase;
         tx_nearresp_msg[MESSAGE_TYPE_IDX]=NEAR_RESPONSE;
         tx_nearresp_msg[MOTORSTATE_INDEX]=(remotesend_state<<4)|motorstate;
         if(remotesend_state)
         {
             memcpy(&tx_nearresp_msg[REMOTEPARA_INDEX],remotetag_para,REMOTEPARA_LEN);
            dwt_writetxdata(22+REMOTEPARA_LEN, tx_nearresp_msg, 0);//写入发送数据
            dwt_writetxfctrl(22+REMOTEPARA_LEN, 0);//设定发送长度		
         }else{
         dwt_writetxdata(22, tx_nearresp_msg, 0);//写入发送数据
         dwt_writetxfctrl(22, 0);//设定发送长度
         }
         result = dwt_starttx(DWT_START_TX_DELAYED | DWT_RESPONSE_EXPECTED);//延迟发送，等待接收

         battary = rx_buffer[BATTARY_IDX];
         button = rx_buffer[BUTTON_IDX];
         frame_seq_nb = rx_buffer[SEQUENCE_IDX];
         frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         if(result==0)
         {
            while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR)))///不断查询芯片状态直到接收成功或者出现错误
            while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR))&&!g_start_sync_flag)///不断查询芯片状态直到接收成功或者出现错误
         { };
      }else{
         result++;
      }
	
         if (status_reg & SYS_STATUS_RXFCG)//接收成功
         {
				
            dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_RXFCG | SYS_STATUS_TXFRS);//清楚标志位
            frame_len = dwt_read32bitreg(RX_FINFO_ID) & RX_FINFO_RXFLEN_MASK;//数据长度
            dwt_readrxdata(rx_buffer, frame_len, 0);//读取接收数据
         if(seize_anchor&&memcmp(&rx_buffer[ANCHOR_ID_IDX],&dev_id,2)) //抢占anchor å¤±è´¥
         {
            return 1;
         }
         if (rx_buffer[MESSAGE_TYPE_IDX] == NEAR_FINAL&&!memcmp(&rx_buffer[TAG_ID_IDX],&tag_id_recv,2)) //判断是否为Final包
            {
               uint32_t poll_tx_ts, resp_rx_ts, final_tx_ts;
@@ -645,21 +918,34 @@
               tof = tof_dtu * DWT_TIME_UNITS;
               distance = tof * SPEED_OF_LIGHT;//距离=光速*飞行时间
               dist_no_bias = distance - dwt_getrangebias(config.chan, (float)distance, config.prf); //距离减去矫正系数
               dist_cm = dist_no_bias * 100; //dis ä¸ºå•ä½ä¸ºcm的距离				
               dist_cm = dist_no_bias * 1000; //dis ä¸ºå•ä½ä¸ºcm的距离				
               /*--------------------------以下为非测距逻辑------------------------*/
               //dist_cm=33000;
					
               getrange_success = 1;
               g_Resttimer=0;
               LED0_BLINK; //每成功一次通讯则闪烁一次
               dis_after_filter=dist_cm;
               hex_dist = dist_cm+(int16_t)g_com_map[DIST_OFFSET];
               if(abs(hex_dist-his_dist[tag_id_recv-TAG_ID_START])<1000)
               hex_dist = dist_cm+(int16_t)g_com_map[DIST_OFFSET]*10;
               g_flag_Taggetdist[taglist_pos]=0;
               if(hex_dist>-10000&&hex_dist<2000000)
               {
                  tagdist_list[taglist_pos] = hex_dist;
               }
               his_dist[taglist_pos]=hex_dist;						
               usart_send[2] = 1;//正常模式
               if(abs(hex_dist-his_dist[taglist_pos])<15000||misdist_num[taglist_pos]>3)
               {
                  int32_t filter_dist;
                  #ifdef TDFILTER
                  NewTrackingDiffUpdate(taglist_pos, (float)hex_dist);
                  filter_dist=pos_predict[taglist_pos]/10;
                  #else
                  filter_dist=hex_dist/10;
                  #endif
                  misdist_num[taglist_pos]=0;
               tagdist_list[taglist_pos] = filter_dist;	
               his_dist[taglist_pos]=hex_dist;	
                  g_Tagdist[taglist_pos]=filter_dist;	
            #ifndef USART_INTEGRATE_OUTPUT
               usart_send[2] = 1;//正常模式 
               usart_send[3] = 17;//数据段长度
               usart_send[4] = frame_seq_nb;//数据段长度
               usart_send[4] = frame_seq_nb2;//数据段长度
               memcpy(&usart_send[5],&tag_id_recv,2);
               memcpy(&usart_send[7],&dev_id,2);            
               memcpy(&usart_send[9],&tagdist_list[taglist_pos],4);
@@ -668,89 +954,146 @@
               checksum = Checksum_u16(&usart_send[2],17);
               memcpy(&usart_send[19],&checksum,2);
               UART_PushFrame(usart_send,21);
            #else		
               memcpy(&usart_send_anc[4+6*anc_report_num],&tag_id_recv,2);
               memcpy(&usart_send_anc[6+6*anc_report_num],&tagdist_list[taglist_pos],4);
               anc_report_num++;
            #endif
               }else{
               //   printf("%d",hex_dist);
                  misdist_num[taglist_pos]++;
               }
            }
         }
         }else{
               //printf("%x/n",status_reg);
            dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
         }
}
uint32_t current_syncid=0xffffffff,synclost_timer;
extern u8 flag_syncbase;
u8 tagpos_rec[50],tagpos_send[50],ancidlist_num;
u16 ancidlist_rec[20],ancidlist_send[20];
void Anchor_App(void)
{
	
   u8 send_len,i;
   u16 tempid;
   uint32_t rec_syncid;
	
   dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR| SYS_STATUS_TXFRS |SYS_STATUS_RXFCG);
   g_start_sync_flag=0;

   dwt_setrxtimeout(0);//设定接收超时时间，0位没有超时时间
   dwt_rxenable(0);//打开接收
//   GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_SET);	
   while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR))&&!g_start_send_flag&&!g_start_sync_flag)//不断查询芯片状态直到接收成功或者出现错误
   { 
		
      IdleTask();
      g_Resttimer=0;
   };

//GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);	
   if (status_reg & SYS_STATUS_RXFCG)//成功接收
   { u16 tag_recv_interval;
      float temp_tagpos;
	

      dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_RXFCG);//清除标志位
      frame_len = dwt_read32bitreg(RX_FINFO_ID) & RX_FINFO_RXFL_MASK_1023;//获得接收数据长度
      dwt_readrxdata(rx_buffer, frame_len, 0);//读取接收数据
      //将收到的tag_id分别写入各次通讯的包中，为多标签通讯服务，防止一次通讯中接收到不同ID标签的数据
      //tag_id_recv = rx_buffer[TAG_ID_IDX];
      memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
      memcpy(&anc_id_recv,&rx_buffer[ANCHOR_ID_IDX],2);
      taglist_pos=CmpTagInList(tag_id_recv);
      if(taglist_pos==0)
      {
         tagid_list[taglist_num++]=tag_id_recv;
         taglist_pos=taglist_num;
      }
      tagofflinetime[taglist_pos-1]=0;
      //将收到的tag_id分别写入各次通讯的包中，为多标签通讯服务，防止一次通讯中接收到不同ID标签的数据
      memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
      switch(rx_buffer[MESSAGE_TYPE_IDX])
      {
         case POLL:
            if (anchor_type == rx_buffer[ANC_TYPE_IDX])
            Anchor_RecPoll();
            break;
         case SYNC:
            if(rx_buffer[SYNC_SEQ_IDX]<sync_seq)		
               {
                  sync_seq=rx_buffer[SYNC_SEQ_IDX]+1;
                  TIM3->CNT = sync_seq*325%1000+15;
                  sync_timer = sync_seq*325/1000;
                  SyncPoll(sync_seq);
               }
//         case POLL:
//            if (anchor_type == rx_buffer[ANC_TYPE_IDX])
//            Anchor_RecPoll();
//            break;
         case SYNC:					
            memcpy(&rec_syncid,&rx_buffer[ANCHOR_ID_IDX],4);
            if(rec_syncid<current_syncid)
            {
               current_syncid=rec_syncid;
               flag_syncbase=0;
               sync_seq=rx_buffer[SYNC_SEQ_IDX]+1;
               TIM3->CNT = sync_seq*325%1000+15;
               sync_timer = sync_seq*325/1000;
               synclost_timer=0;
               //SyncPoll(sync_seq,rec_syncid);			
               }else if(rec_syncid==current_syncid)
            {
               if(rx_buffer[SYNC_SEQ_IDX]<sync_seq)		
                  {
                     flag_syncbase=0;
                     sync_seq=rx_buffer[SYNC_SEQ_IDX]+1;
                     TIM3->CNT = sync_seq*325%1000+5;
                     sync_timer = sync_seq*325/1000+995;
                     synclost_timer=0;
                     //SyncPoll(sync_seq,rec_syncid);
                  }
				
            }
            break;
         case NEAR_MSG:
            if(anc_id_recv==dev_id)
            if(anc_id_recv==flag_syncbase)
            {
               rx_buffer[TAGSLOTPOS]=taglist_pos;
               tx_near_msg[MESSAGE_TYPE_IDX] = NEAR_MSG;
               memcpy(&tx_near_msg[TAG_ID_IDX],&tag_id_recv,2);
               tx_near_msg[NEARBASENUM_INDEX]=g_com_map[NEARBASE_NUM];
               memcpy(&tx_near_msg[NEARBASEID_INDEX],&g_com_map[NEARBASE_ID1],g_com_map[NEARBASE_NUM]*2);
               send_len=11+g_com_map[NEARBASE_NUM]*2+2;
               memcpy(&tx_near_msg[NEARMSG_EMPTYSLOTPOS_INDEX],&tagpos_binary,4);
               tx_near_msg[NEARBASENUM_INDEX]=ancidlist_num;
               memcpy(&tx_near_msg[NEARBASEID_INDEX],&ancidlist_send,ancidlist_num*2);
               send_len=11+ancidlist_num*2+2;
               dwt_writetxdata(send_len, tx_near_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
               dwt_writetxfctrl(send_len, 0);//设置超宽带发送数据长度
               dwt_starttx(DWT_START_TX_IMMEDIATE);
            }
            break;
      
         case NEAR_POLL:
            nearbase_num=rx_buffer[NEARBASENUM_INDEX];
            if(anc_id_recv==dev_id)
         case NEAR_POLL:						
            memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
            taglist_pos=CmpTagInList(tag_id_recv);
            if(taglist_pos==taglist_num)
            {
               Anchor_RecNearPoll(0);		
               taglist_pos=taglist_num;
               tagid_list[taglist_num++]=tag_id_recv;
					
               new_tagid=1;
            }else{
            for(i=0;i<nearbase_num;i++)
               new_tagid=0;
            }
            tagofflinetime[taglist_pos]=0;
          temp_tagpos=round((float)(sync_timer%g_com_map[COM_INTERVAL])/slottime);
            tagpos_rec[(u8)temp_tagpos]=1;
            rec_nearbase_num=rx_buffer[NEARBASENUM_INDEX];
			
            if(rec_nearbase_num>ancidlist_num)
               {
                  ancidlist_num=rec_nearbase_num;
                  memcpy(ancidlist_rec,&rx_buffer[NEARBASEID_INDEX],rec_nearbase_num*2);
               }
					
            for(i=0;i<rec_nearbase_num;i++)
            {
                memcpy(&tempid,&rx_buffer[NEARBASEID_INDEX+i*2],2);
               if(tempid==dev_id)
                  Anchor_RecNearPoll(i+1);			
               {
                  seize_anchor=0;  //非抢占。已存在列表中
                  Anchor_RecNearPoll(i);	
                  break;
               }						
            }
            }
            break;
		
      }
		
   }
   else
   {
               if(i==rec_nearbase_num)
               {
                  seize_anchor=1;   //抢占anchor
                  Anchor_RecNearPoll(i);	
               }

				
            break;		
      }	
   }else{
      dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
   }
}