V1.61 修改成中断模式，测试不丢包。

zhyinch

2022-02-10 a6e5c60a9ec30574bf7c3d584046444b15f8680f

 Ô´Âë/ºËÐÄ°å/Src/application/dw_app.c

@@ -1,5 +1,6 @@
#include "dw_app.h"
#include "ADC.h"
#include "modbus.h"
#define TDFILTER
enum enumtagstate
{
@@ -14,7 +15,7 @@
   DWT_PAC8,        /* Preamble acquisition chunk size. Used in RX only. */
   9,               /* TX preamble code. Used in TX only. */
   9,               /* RX preamble code. Used in RX only. */
   0,               /* Use non-standard SFD (Boolean) */
   1,               /* Use non-standard SFD (Boolean) */
   DWT_BR_6M8,      /* Data rate. */
   DWT_PHRMODE_STD, /* PHY header mode. */
   (129 + 8 - 8)    /* SFD timeout (preamble length + 1 + SFD length - PAC size). Used in RX only. */
@@ -48,7 +49,7 @@
uint32_t g_UWB_com_interval = 0; 
float dis_after_filter;            //当前距离值
LPFilter_Frac* p_Dis_Filter;      //测距用的低通滤波器
uint16_t g_Tagdist[TAG_NUM_IN_SYS];
int32_t g_Tagdist[TAG_NUM_IN_SYS];
uint8_t g_flag_Taggetdist[256];

static uint64_t get_tx_timestamp_u64(void)
@@ -110,11 +111,12 @@
         g_flag_Taggetdist[i]++;
         if(g_flag_Taggetdist[i]>=2)
         {
            g_Tagdist[i]=0xffff;
            g_Tagdist[i]=0x1ffff;
         }
      }
   }
}
extern int16_t g_commap_antdelay;
void Dw1000_Init(void)
{
   /* Reset and initialise DW1000.
@@ -126,17 +128,17 @@

    /* Configure DW1000. See NOTE 6 below. */
    dwt_configure(&config);//配置DW1000
	

	
    dwt_setinterrupt(  DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 1);
 
    /* Apply default antenna delay value. See NOTE 1 below. */
    dwt_setrxantennadelay(RX_ANT_DLY);      //设置接收天线延迟
    dwt_settxantennadelay(TX_ANT_DLY);      //设置发射天线延迟
    dwt_settxantennadelay(0);      //设置发射天线延迟

    /* Set expected response's delay and timeout. See NOTE 4 and 5 below.
     * As this example only handles one incoming frame with always the same delay and timeout, those values can be set here once for all. */
            //设置接收超时时间
}
extern u16 group_id;
void Dw1000_App_Init(void)
{
//g_com_map[DEV_ID] = 0x0b;
@@ -145,6 +147,10 @@
   tx_final_msg[MESSAGE_TYPE_IDX]=FINAL;
   tx_sync_msg[MESSAGE_TYPE_IDX]=SYNC;
   
    memcpy(&tx_poll_msg[GROUP_ID_IDX], &group_id, 1);
   memcpy(&tx_final_msg[GROUP_ID_IDX], &group_id, 1);
   memcpy(&tx_resp_msg[GROUP_ID_IDX], &group_id, 1);
    
   memcpy(&tx_poll_msg[TAG_ID_IDX], &dev_id, 2);
   memcpy(&tx_final_msg[TAG_ID_IDX], &dev_id, 2);
   memcpy(&tx_resp_msg[ANCHOR_ID_IDX], &dev_id, 2);
@@ -176,10 +182,11 @@
u8 g_start_sync_flag;
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
   //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[GROUP_ID_IDX] = group_id;
   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
@@ -191,6 +198,10 @@
                { };
      }
          dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_TXFRS);//清楚标志位
   //   UART_CheckSend();
   //dwt_setinterrupt(  DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 1);
      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
}
uint16_t g_Resttimer;
uint8_t result;
@@ -209,13 +220,13 @@
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;
u16 current_slotnum,total_slotnum,target_time,last_time,record_time[10],record_i;
u32 rec_tagpos_binary;
extern uint32_t tagpos_binary;
void SetNextPollTime(u16 time)
{
   current_slotnum++;
   if(current_slotnum==total_slotnum)
   if(current_slotnum>=total_slotnum)
      current_slotnum-=total_slotnum;
   //time=5;
   target_time=((current_slotnum*g_com_map[COM_INTERVAL])+time);
@@ -232,7 +243,11 @@
   {target_time-=1000;}
   if(target_time<0)
   {target_time+=1000;}

record_time[record_i++]=target_time;
   if(record_i>=10)
   {
      record_i=0;
   }
}
u8 FindNearBasePos(u16 baseid)
{
@@ -333,6 +348,7 @@
   last_nearbase_num=next_nearbase_num;
   nearbase_num=next_nearbase_num;
   recbase_num=0;
    tx_nearpoll_msg[GROUP_ID_IDX] = group_id;
   tx_nearpoll_msg[BATTARY_IDX] = Get_Battary();
   tx_nearpoll_msg[BUTTON_IDX] = !READ_KEY0;
   tx_nearpoll_msg[SEQUENCE_IDX] = frame_seq_nb++;
@@ -340,15 +356,17 @@
   memcpy(&tx_nearpoll_msg[NEARBASEID_INDEX],&nearbaseid_list,nearbase_num*2);
    for(i=0;i<nearbase_num;i++)
    { memcpy(&tx_nearpoll_msg[NEARBASEID_INDEX+nearbase_num*2+i*2],&nearbase_distlist[i],2);}
   
    
    memcpy(&tx_nearpoll_msg[NEARBASEID_INDEX+nearbase_num*4],&g_commap_antdelay,2);
    
        for(i=0;i<MAX_NEARBASE_NUM;i++)
    {
        nearbase_distlist[i]=0x1ffff;
    }
   tx_nearpoll_msg[MESSAGE_TYPE_IDX] = NEAR_POLL;   
   memcpy(&tx_nearpoll_msg[ANCHOR_ID_IDX],&mainbase_id,2);   
   dwt_writetxdata(13+4*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+4*nearbase_num, 0);//设置超宽带发送数据长度
   dwt_writetxdata(15+4*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(15+4*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;
@@ -390,7 +408,7 @@
                     dwt_readrxdata(rx_buffer, frame_len, 0);   //读取接收数据
                     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
                     if (rx_buffer[MESSAGE_TYPE_IDX] == NEAR_RESPONSE&&!memcmp(&rx_buffer[TAG_ID_IDX],&dev_id,2)&&rx_buffer[GROUP_ID_IDX] == group_id) //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
@@ -412,7 +430,7 @@
                           memcpy(&tmp_time,&rx_buffer[ANCTIMEUS],2);
                           
                           
                           if(g_com_map[DEV_ROLE]!=0)
                           //if(g_com_map[DEV_ROLE]!=0)
                           {
                           sync_timer=temp_sync_timer1;
////                           memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);      
@@ -451,12 +469,14 @@
                           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;
                                    tx_nearfinal_msg[GROUP_ID_IDX] = group_id;
                           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
                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
                        if(temp_dist!=0x1ffff)
                           {
                              g_Resttimer=0;
                    IWDG_Feed();
                              #ifdef USART_SINGLE_OUTPUT
                              usart_send[2] = 1;//正常模式
                              usart_send[3] = 17;//数据段长度
@@ -474,6 +494,7 @@
                              usart_send[14] = button;
                              checksum = Checksum_u16(&usart_send[2],17);
                              memcpy(&usart_send[19],&checksum,2);
                              if(g_com_map[MODBUS_MODE]!=1)
                              UART_PushFrame(usart_send,21);
                              #endif

@@ -524,6 +545,7 @@
                              usart_send[14] = button;
                              checksum = Checksum_u16(&usart_send[2],17);
                              memcpy(&usart_send[19],&checksum,2);
                              if(g_com_map[MODBUS_MODE]!=1)
                              UART_PushFrame(usart_send,21);
                              #endif

@@ -705,6 +727,7 @@
{
   //LED0_ON;
   dwt_forcetrxoff();
    dwt_setinterrupt(DWT_INT_TFRS | DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 0);
      GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_SET);   
   switch(tag_state)
   {
@@ -722,12 +745,16 @@
   SetNextPollTime(tyncpoll_time);
   g_start_send_flag = 0;      
   GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);   
   UART_CheckSend();
   dwt_setinterrupt(  DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 1);
      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
}

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];
u16 tagid_list[TAG_NUM_IN_SYS],tagstate_list[TAG_NUM_IN_SYS];
u8 tagofflinetime[TAG_NUM_IN_SYS];
int32_t tagdist_list[TAG_NUM_IN_SYS];
void TagListUpdate(void)
@@ -755,6 +782,7 @@
uint32_t frame_len;
uint32_t resp_tx_time;
uint8_t rec_nearbase_num,anc_report_num;
int16_t rec_antdelay;
void Anchor_RecPoll(void)
{
         tmp_time=TIM3->CNT;
@@ -778,6 +806,8 @@

         battary = rx_buffer[BATTARY_IDX];
         button = rx_buffer[BUTTON_IDX];
         
            
         frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         if(result==0)
         {
@@ -828,7 +858,33 @@
            dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
         }
}
 double firstpath_power, rx_power,rec_firstpath_power;
  double f1, f2, r1, r2;
uint16_t F1,F2,F3,N,C;
double B = 131072;
double A = 121.74;
double min_power;
 dwt_rxdiag_t d1;
double LOS(dwt_rxdiag_t *dia) {
     F1 = dia->firstPathAmp1;
     F2 = dia->firstPathAmp2;
     F3 = dia->firstPathAmp3;
     N = dia->rxPreamCount;
     C = dia->maxGrowthCIR;
    
    firstpath_power=10* log10((F1*F1+F2*F2+F3*F3)/(N*N))-A;
    rx_power=10*log10(C*B/(N*N))-A;

 //   min_power =  - 10 * log10((F1 *F1 + F2 * F2 + F3 * F3) / (C *B));
    return min_power;
  }
u8 testt[100],testt2[100],testt3[100],testt4[100],testt6[100],ti;
u16 testt5[100];
u16 smallcar_idlist[10]={0x4052,0x4032,0x4055,0x4034,0x4016,0x4010,0x4036,0x4027,0x4024,0x4047};
extern u16 dist_threshold;
u8 misdist_num[TAG_NUM_IN_SYS],seize_anchor,getrange_success=0;
int32_t filter_dist,filter_speed;
u8 newmeasure,recpoll_len;
u8 Anchor_RecNearPoll(u8 ancrec_nearbasepos) //0 mainbase  1 first near_base
{
   u8 motorstate;
@@ -864,6 +920,7 @@
         }else{
            memcpy(&tx_nearresp_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
         }
            tx_nearresp_msg[GROUP_ID_IDX] = group_id;
         tx_nearresp_msg[MAINBASE_INDEX]=flag_syncbase;
         tx_nearresp_msg[MESSAGE_TYPE_IDX]=NEAR_RESPONSE;
         tx_nearresp_msg[MOTORSTATE_INDEX]=(remotesend_state<<4)|motorstate;
@@ -877,11 +934,11 @@
         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

testt2[ti]=frame_seq_nb2;
         
         if(result==0)
         {
            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
            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
         { };
      }else{
         result++;
@@ -889,7 +946,7 @@
   
         if (status_reg & SYS_STATUS_RXFCG)//接收成功
         {
				
            testt3[ti]=frame_seq_nb2;
            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
@@ -897,12 +954,13 @@
         {
            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
         if (rx_buffer[MESSAGE_TYPE_IDX] == NEAR_FINAL&&!memcmp(&rx_buffer[TAG_ID_IDX],&tag_id_recv,2)&&group_id==rx_buffer[GROUP_ID_IDX]) //判断是否为Final包
            {
               uint32_t poll_tx_ts, resp_rx_ts, final_tx_ts;
               uint32_t poll_rx_ts_32, resp_tx_ts_32, final_rx_ts_32;
               double Ra, Rb, Da, Db;
               int64_t tof_dtu;
                    u8 si;
               resp_tx_ts = get_tx_timestamp_u64();//获得response发送时间T3
               final_rx_ts = get_rx_timestamp_u64();//获得final接收时间T6
               final_msg_get_ts(&rx_buffer[FINAL_MSG_POLL_TX_TS_IDX], &poll_tx_ts);//从接收数据中读取T1，T4，T5
@@ -920,47 +978,100 @@
               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 * 1000; //dis ä¸ºå•ä½ä¸ºcm的距离				
               dist_cm = dist_no_bias * 1000; //dis ä¸ºå•ä½ä¸ºcm的距离	
               dwt_readdiagnostics(&d1);
               LOS(&d1);					
               /*--------------------------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]*10;

                        if(recpoll_len==rec_nearbase_num*4+15)
                        {
                            hex_dist = dist_cm+(int16_t)g_com_map[DIST_OFFSET]*10-rec_antdelay*10;
                        }
                    
               g_flag_Taggetdist[taglist_pos]=0;
               if(hex_dist>-10000&&hex_dist<2000000)
             testt4[ti]=frame_seq_nb2; 
                     testt5[ti] = hex_dist/10;												
               if(hex_dist>-100000&&hex_dist<2000000)
               {
               if(abs(hex_dist-his_dist[taglist_pos])<15000||misdist_num[taglist_pos]>3)
               {
                  int32_t filter_dist;
               if(abs(hex_dist-his_dist[taglist_pos])<dist_threshold||misdist_num[taglist_pos]>3)
               {u8 i=0;
						
                        g_Resttimer=0;
                        IWDG_Feed();
                  #ifdef TDFILTER
                  NewTrackingDiffUpdate(taglist_pos, (float)hex_dist);
                  filter_dist=pos_predict[taglist_pos]/10;
                  filter_dist = pos_predict[taglist_pos]/10;
                        filter_speed = vel_predict[taglist_pos]/10;
                        newmeasure = 1;
                  #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;	
                        if(hex_dist>0)
                  {
                            g_Tagdist[taglist_pos]=hex_dist/10;	
                        }else{
                            g_Tagdist[taglist_pos]= 1;
                        }
            #ifdef USART_SINGLE_OUTPUT
               usart_send[2] = 1;//正常模式 
               usart_send[3] = 17;//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[7],&dev_id,2);			
                            if(tagdist_list[taglist_pos]<=0)
                                tagdist_list[taglist_pos]=10;
               memcpy(&usart_send[9],&tagdist_list[taglist_pos],4);
               usart_send[13] = battary;
               usart_send[14] = button;
               usart_send[15] = firstpath_power;
               usart_send[16] = rx_power;
               checksum = Checksum_u16(&usart_send[2],17);
               memcpy(&usart_send[19],&checksum,2);
               if(g_com_map[MODBUS_MODE]!=1)
               UART_PushFrame(usart_send,21);
            //USART_puts(usart_send,21);
               testt6[ti]=frame_seq_nb2; 
               tagstate_list[taglist_pos] = button<<8|battary;
            #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
               for(i=0;i<taglist_num-1;i++)
               {
                  if( tagdist_list[i]>tagdist_list[i+1]&&tagdist_list[i+1]!=0)
                  {
                     int32_t tempdist;
                     u16 tempid,tempstate;
                     tempdist = tagdist_list[i];
                     tempid = tagid_list[i];
                     tempstate = tagstate_list[i];
							
                     tagdist_list[i] = tagdist_list[i+1];
                     tagid_list[i] = tagid_list[i+1];
                     tagstate_list[i] = tagstate_list[i+1];
							
                     tagdist_list[i+1] = tempdist;
                     tagid_list[i+1] = tempid;
                     tagstate_list[i+1] = tempstate;
                  }
               }
               for(i=0;i<taglist_num;i++)
               {
                  Modbus_HoldReg[i*4] = tagid_list[i];
                  Modbus_HoldReg[i*4+1] = tagstate_list[i];
                  memcpy(&Modbus_HoldReg[i*4+2],&tagdist_list[i],4);
               }
					
               }else{
               //   printf("%d",hex_dist);
                  misdist_num[taglist_pos]++;
@@ -976,6 +1087,20 @@
extern u8 flag_syncbase;
u8 tagpos_rec[50],tagpos_send[50],ancidlist_num;
u16 ancidlist_rec[20],ancidlist_send[20],rec_ancidlist[20],rec_ancdistlist[20];
void Anchor_Start(void)
{
	
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR| SYS_STATUS_TXFRS |SYS_STATUS_RXFCG);
   g_start_sync_flag=0;
dwt_setinterrupt(DWT_INT_TFRS | DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 1);
   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
//    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();
//   };
}

void Anchor_App(void)
{
   
@@ -983,29 +1108,33 @@
   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_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();
   };
//   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();
//   };
   dwt_setinterrupt(DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 0);
   status_reg = dwt_read32bitreg(SYS_STATUS_ID);
//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
        recpoll_len = frame_len;
      dwt_readrxdata(rx_buffer, frame_len, 0);//读取接收数据
      memcpy(&anc_id_recv,&rx_buffer[ANCHOR_ID_IDX],2);
      //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);
       if(group_id==rx_buffer[GROUP_ID_IDX])
       {
      switch(rx_buffer[MESSAGE_TYPE_IDX])
      {
//         case POLL:
@@ -1055,12 +1184,16 @@
      
         case NEAR_POLL:   
                frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         testt[ti++]=frame_seq_nb2;
         if(ti>100)
            ti=0;
                battary = rx_buffer[BATTARY_IDX];
                button = rx_buffer[BUTTON_IDX];
                rec_nearbase_num=rx_buffer[NEARBASENUM_INDEX];                
            memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
                        memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
                memcpy(&rec_ancidlist,&rx_buffer[NEARBASEID_INDEX],2*rec_nearbase_num);
                memcpy(&rec_ancdistlist,&rx_buffer[NEARBASEID_INDEX+2*rec_nearbase_num],2*rec_nearbase_num);
                memcpy(&rec_antdelay,&rx_buffer[NEARBASEID_INDEX+nearbase_num*4],2);
            #ifdef USART_ALL_OUTPUT
                    usart_send[2] = 0x0c;//正常模式 
               usart_send[3] = 8+rec_nearbase_num*4;//数据段长度
@@ -1081,8 +1214,7 @@
            if(taglist_pos==taglist_num)
            {
               taglist_pos=taglist_num;
               tagid_list[taglist_num++]=tag_id_recv;
					
               tagid_list[taglist_num++]=tag_id_recv;					
               new_tagid=1;
            }else{
               new_tagid=0;
@@ -1117,8 +1249,13 @@
            
            break;      
      }   
   }else{
   }
}else{
      dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
   }
UART_CheckSend();
   dwt_setinterrupt(  DWT_INT_RFCG | (DWT_INT_ARFE | DWT_INT_RFSL | DWT_INT_SFDT | DWT_INT_RPHE | DWT_INT_RFCE | DWT_INT_RFTO | DWT_INT_RXPTO), 1);
      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
}