zhyinch
2022-02-10 a89755d21f5c57d4f5b96fee03eab246995df341
Ô´Âë/ºËÐİå/Src/application/dw_app.c
@@ -31,9 +31,6 @@
 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;
static uint64_t resp_rx_ts;
static uint64_t final_tx_ts;
static uint64_t poll_rx_ts;
static uint64_t resp_tx_ts;
static uint64_t final_rx_ts;
@@ -101,10 +98,7 @@
void TagDistClear(void)
{
   static uint16_t clear_judge_cnt;
   uint16_t i;
   if(clear_judge_cnt++>1000)  //设定1S分频,每秒进一次。判断标志位大于等于2,2s没收到数据就把数据变成0xffff,不触发警报。
   {
      clear_judge_cnt=0;
   uint16_t i;
      for(i=0;i<255;i++)
      {
         g_flag_Taggetdist[i]++;
@@ -113,7 +107,6 @@
            tagdist_list[i]=0x1ffff;
         }
      }
   }
}
void Dw1000_Init(void)
{
@@ -129,7 +122,7 @@
    /* 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
@@ -179,7 +172,7 @@
u8 g_start_sync_flag;
void SyncPoll(u8 sync_seq)
{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€
   
   
@@ -193,7 +186,10 @@
          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_TXFRS);//清楚标志位
   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;
@@ -334,483 +330,8 @@
   // min_power =  - 10 * log10((F1 *F1 + F2 * F2 + F3 * F3) / (C *B));
    return min_power;
  }
void Poll(void)
{
   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;
            trygetnearmsg_times=5;
            mindist=temp_dist;
         }
         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;
}
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);
   memcpy(&tx_near_msg[TAG_ID_IDX],&dev_id,2);
   tx_near_msg[MESSAGE_TYPE_IDX] = NEAR_MSG;
   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);
   dwt_writetxdata(12, tx_near_msg, 0);//将Poll包数据传给DW1000,将在开启发送时传出去
   dwt_writetxfctrl(12, 0);//设置超宽带发送数据长度
   dwt_starttx(DWT_START_TX_IMMEDIATE| DWT_RESPONSE_EXPECTED);
   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] == 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
      {
         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;
   }
}
 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,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;
   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;
   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)+2;
   //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
                                                      #ifdef DEBUG_INF
                           USART_putc(0x33);
                           #endif
                        break;
                     }
                  }
                   if(neartimout_timer>timeout)
                        break;
               };
               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
                     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)
                        {
                           //////////////////////////////////时间同步
                           temp_sync_timer2=sync_timer;
                           memcpy(&temp_sync_timer1,&rx_buffer[ANCTIMEMS],2);
                           memcpy(&tmp_time,&rx_buffer[ANCTIMEUS],2);
                           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>=1000)
                                 {sync_timer=0;}
                           }
                           TIM3->CNT=tmp_time;
                        }
                           current_slotnum=temp_sync_timer1/g_com_map[COM_INTERVAL];
//                           if(tagslotpos>max_slotpos)
//                              tagslotpos=tagslotpos%(max_slotpos+1);
//                              tyncpoll_time=(tagslotpos-1)*slottime;
                           ////////////////////////////
                                                   #ifdef DEBUG_INF
                           USART_putc(0x31);
                           #endif
                           rec_nearbasepos=0;
                           memcpy(&temp_dist,&rx_buffer[DIST_IDX],4);
                           mainbase_dist = 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_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
                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
                        }else{
                           rec_nearbasepos=FindNearBasePos(rec_nearbaseid);
                           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);
                           }
                           #ifdef DEBUG_INF
                           USART_putc(0x32);
                           #endif
                           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
                           LED0_BLINK;
//                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
//                           tagslotpos=GetRandomSlotPos(rec_tagpos_binary);
                           if(temp_dist!=0x1ffff)
                           {
                           #ifdef TAG_OUTPUT
                              #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
                        #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{
                      #ifdef DEBUG_INF
                        printf("response包失败:%x/n",status_reg);
                        #endif
                  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=GETNEARMSG;
         }
      //   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<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
         #ifdef DEBUG_INF
            printf("序号:%d,基站数量:%d/n",(frame_seq_nb-1)&0xff,nearbase_num);
            #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 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();
         break;
      case NEARPOLL:
            NearPoll();
         break;
   }
   SetNextPollTime(tyncpoll_time);
   g_start_send_flag = 0;
   GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);
}
int8_t correction_time,new_tagid=0;
extern uint8_t sync_seq;
@@ -930,7 +451,7 @@
               usart_send[18] = tag_slotpos;
               checksum = Checksum_u16(&usart_send[2],17);
               memcpy(&usart_send[19],&checksum,2);
            //   UART_PushFrame(usart_send,21);
               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);
@@ -953,7 +474,13 @@
extern uint16_t configremotetagID;
extern u8 remotetag_paralen;
u8 finalsend=0;
u16 signalpower_list[TAG_NUM_IN_SYS];
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;
u32 errortimes,goodtimes;
u8 tagpossend_flag;
u8 Anchor_RecNearPoll(u8 ancrec_nearbasepos) //0 mainbase  1 first near_base
{
   
@@ -970,14 +497,19 @@
         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
         //dwt_readdiagnostics(&d1);
                           if(tagpos[taglist_pos].tagid==tag_id_recv)
            {
                memcpy(&tx_nearresp_msg[TAGPOS_INDEX],&tagpos[taglist_pos],16);
                tagpossend_flag = 1;
            }else{
                tagpossend_flag = 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);
            tagdist_list[taglist_pos]=0x1ffff;
         }
            memcpy(&tx_nearresp_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
            memcpy(&tx_nearresp_msg[ANC_SIGNALPOWER],&signalpower_list[taglist_pos],2);
         tx_nearresp_msg[MAINBASE_INDEX]=flag_syncbase;
         tx_nearresp_msg[MESSAGE_TYPE_IDX]=NEAR_RESPONSE;
         tx_nearresp_msg[MOTORSTATE_INDEX]=(remotesend_state<<4)|motorstate;
@@ -1004,12 +536,15 @@
                     break;
                  }            
               }
                }else{
                }
               
            if(finalsend == 0)
                {
                  dwt_writetxdata(24, tx_nearresp_msg, 0);//写入发送数据
                  dwt_writetxfctrl(24, 0);//设定发送长度
                    memcpy(&tx_nearresp_msg[MAXRANGE_DISTANCE],&g_com_map[MAXRANGDIST_INDEX],2);
                  dwt_writetxdata(28+tagpossend_flag*16, tx_nearresp_msg, 0);//д????????
                  dwt_writetxfctrl(28+tagpossend_flag*16, 0);//?څ???????
            }
               
//          if(remotesend_state&&tag_id_recv==configremotetagID)
@@ -1024,7 +559,7 @@
         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++;
@@ -1042,10 +577,7 @@
         }
         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;
               uint32_t poll_rx_ts_32, resp_tx_ts_32, final_rx_ts_32;
               double Ra, Rb, Da, Db;
               int64_t tof_dtu;
               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
@@ -1059,7 +591,7 @@
               poll_rx_ts_32 = (uint32_t)poll_rx_ts;//使用32位数据计算
               resp_tx_ts_32 = (uint32_t)resp_tx_ts;
               final_rx_ts_32 = (uint32_t)final_rx_ts;
               time_monitor[1] = sync_timer*1000+TIM3->CNT;
//               time_monitor[1] = sync_timer*1000+TIM3->CNT;
               Ra = (double)(resp_rx_ts - poll_tx_ts);//Tround1 = T4 - T1
               Rb = (double)(final_rx_ts_32 - resp_tx_ts_32);//Tround2 = T6 - T3
               Da = (double)(final_tx_ts - resp_rx_ts);//Treply2 = T5 - T4
@@ -1072,10 +604,10 @@
               dwt_readdiagnostics(&d1);
//               time_monitor[2] = sync_timer*1000+TIM3->CNT;   
               LOS(&d1);      
               time_monitor[3] = sync_timer*1000+TIM3->CNT;
            //   time_monitor[3] = sync_timer*1000+TIM3->CNT;
               /*--------------------------以下为非测距逻辑------------------------*/
               //dist_cm=33000;
               GPIO_WriteBit(GPIOB, GPIO_Pin_10, Bit_RESET);
               //GPIO_WriteBit(GPIOB, GPIO_Pin_10, Bit_RESET);
               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];
@@ -1085,11 +617,13 @@
                        g_flag_Taggetdist[taglist_pos]=0;
               if(abs(hex_dist-his_dist[taglist_pos])<1500||misdist_num[taglist_pos]>3)
               {
                  goodtimes++;
                  misdist_num[taglist_pos]=0;
               tagdist_list[taglist_pos] = hex_dist;   
               his_dist[taglist_pos]=hex_dist;   
                  g_Tagdist[taglist_pos]=hex_dist;
            #ifndef USART_INTEGRATE_OUTPUT
                    g_Tagdist[taglist_pos]=hex_dist;
                    signalpower_list[taglist_pos] = ((uint8_t)firstpath_power<<8)|(uint8_t)((rx_power-firstpath_power)*10);
//            #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_nb2;//数据段长度
@@ -1104,20 +638,23 @@
               usart_send[18] = tag_slotpos;
               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
             #ifdef DEBUG_INF
             printf("序号:%d\r\n",frame_seq_nb2);
             #endif
               //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
//             #ifdef DEBUG_INF
//             printf("序号:%d\r\n",frame_seq_nb2);
//             #endif
               }else{
               //   printf("%d",hex_dist);
                  misdist_num[taglist_pos]++;
               }
            }
            }else{
               errortimes++;
                usart_send[13] = battary;
               }
               if(rx_buffer[TAGCONFIGSUCCESS_INDEX]==1)
               {
               
@@ -1138,15 +675,28 @@
            dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
         }
}
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_setrxtimeout(1000);//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();
//   };
}
extern int32_t intheight;
extern u16 synclost_count;
uint32_t current_syncid=0xffffffff,synclost_timer;
extern u8 flag_syncbase,waitsync_flag;
u8 tagpos_rec[50],tagpos_send[50],ancidlist_num;
u8 tagpos_rec[50],tagpos_send[50],ancidlist_num,zero_matrix[100]={0};
u16 ancidlist_rec[20],ancidlist_send[20];
u16 recnearbaselist_id[30];
u16 recnearbaselist_id[30],rec_taganc_signalpower_list[11];
int32_t recnearbaselist_dist[30];
int16_t rec_tagheight;
u16 timm = 0;
void Anchor_App(void)
{
   
@@ -1154,21 +704,23 @@
   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
//   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();
   };
//   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
//   {
//      //IdleTask();
//   };
//GPIO_WriteBit(GPIOA, GPIO_Pin_10, Bit_RESET);   
   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);
   if (status_reg & SYS_STATUS_RXFCG)//成功接收
   { u16 tag_recv_interval;
      float temp_tagpos;
   time_monitor[0] = sync_timer*1000+TIM3->CNT;
//   time_monitor[0] = sync_timer*1000+TIM3->CNT;
      g_Resttimer=0;
      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
@@ -1179,22 +731,72 @@
      switch(rx_buffer[MESSAGE_TYPE_IDX])
      {
         uint16_t checksum;
         case SPOLL:
            //if (anchor_type == rx_buffer[ANC_TYPE_IDX])
            if(dev_id==anc_id_recv)
            {
            case DISCOVERPOLL:
                if (anchor_type == rx_buffer[ANCHOR_ID_IDX])
                {
                taglist_pos=CmpTagInList(tag_id_recv);
            if(taglist_pos==taglist_num)
            {
               taglist_pos=taglist_num;
               tagid_list[taglist_num++]=tag_id_recv;
               new_tagid=1;
            }else{
               new_tagid=0;
            }
            tagofflinetime[taglist_pos]=0;
                rec_nearbase_num=rx_buffer[NEARBASENUM_INDEX];
                if(rec_nearbase_num>=30)
                {
                    break;
                }
                battary = rx_buffer[BATTARY_IDX];
                button = rx_buffer[BUTTON_IDX];
                frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         tag_frequency = rx_buffer[NEARP_TAGFREQ_INDEX];
         tag_slotpos = rx_buffer[NEARP_TAGSLOTPOS_INDEX];
      ////////////////基站汇总模式数据          
               memcpy(&rec_tagheight,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*6+4],2);
               memcpy(&rec_tagheight,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*6],2);
                memcpy(&recnearbaselist_id,&rx_buffer[NEARBASEID_INDEX],rec_nearbase_num*2);
                memcpy(&recnearbaselist_dist,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*2],rec_nearbase_num*4+4);
                memcpy(&recnearbaselist_dist,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*2],rec_nearbase_num*4);
            Anchor_RecPoll();
                }
                break;
         case SPOLL:
            //if (anchor_type == rx_buffer[ANC_TYPE_IDX])
            if(dev_id==anc_id_recv)
            {
                taglist_pos=CmpTagInList(tag_id_recv);
            if(taglist_pos==taglist_num)
            {
               taglist_pos=taglist_num;
               tagid_list[taglist_num++]=tag_id_recv;
               new_tagid=1;
            }else{
               new_tagid=0;
            }
            tagofflinetime[taglist_pos]=0;
                rec_nearbase_num=rx_buffer[NEARBASENUM_INDEX];
                if(rec_nearbase_num>=30)
                {
                    break;
                }
                battary = rx_buffer[BATTARY_IDX];
                button = rx_buffer[BUTTON_IDX];
                frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         tag_frequency = rx_buffer[NEARP_TAGFREQ_INDEX];
         tag_slotpos = rx_buffer[NEARP_TAGSLOTPOS_INDEX];
      ////////////////基站汇总模式数据
               memcpy(&rec_tagheight,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*6],2);
                memcpy(&recnearbaselist_id,&rx_buffer[NEARBASEID_INDEX],rec_nearbase_num*2);
                memcpy(&recnearbaselist_dist,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*2],rec_nearbase_num*4);
                usart_send[2] = 0x0c;//正常模式 
               usart_send[3] = 15+8*(rec_nearbase_num+1);//数据段长度
               usart_send[3] = 15+8*(rec_nearbase_num);//数据段长度
               memcpy(&usart_send[4],&tag_id_recv,2);
                    usart_send[6] = rx_buffer[SEQUENCE_IDX];
                    usart_send[7] = rx_buffer[SEQUENCEH_IDX];
@@ -1205,14 +807,15 @@
                    usart_send[13] = tag_slotpos;
                    usart_send[14] = 0;
                    usart_send[15] = 0;
               usart_send[16] = rec_nearbase_num+1;
               usart_send[16] = rec_nearbase_num;
                   
                    memcpy(&usart_send[17],&recnearbaselist_id,2*rec_nearbase_num+2);
                    memcpy(&usart_send[19+rec_nearbase_num*2],&recnearbaselist_dist,4*rec_nearbase_num+4);
               checksum = Checksum_u16(&usart_send[2],23+8*rec_nearbase_num);
               memcpy(&usart_send[25+8*rec_nearbase_num],&checksum,2);
               UART_PushFrame(usart_send,27+8*rec_nearbase_num);
                    memcpy(&usart_send[17],&recnearbaselist_id,2*rec_nearbase_num);
                    memcpy(&usart_send[17+rec_nearbase_num*2],&recnearbaselist_dist,4*rec_nearbase_num);
               memcpy(&usart_send[17+rec_nearbase_num*6],zero_matrix,2*rec_nearbase_num);
               checksum = Checksum_u16(&usart_send[2],15+8*rec_nearbase_num);
               memcpy(&usart_send[17+8*rec_nearbase_num],&checksum,2);
               UART_PushFrame(usart_send,19+8*rec_nearbase_num);
            Anchor_RecPoll();
            }
            break;
@@ -1223,7 +826,7 @@
               synclost_count = 0;
               flag_syncbase=0;
               sync_seq=rx_buffer[SYNC_SEQ_IDX]+1;
               TIM3->CNT = (sync_seq*325%1000)-80;
               TIM3->CNT = (sync_seq*325%1000)-27;
               sync_timer = (sync_seq*325/1000);
               synclost_timer=0;
            if(g_com_map[BASESYNCSEQ]==2)
@@ -1278,6 +881,7 @@
         memcpy(&usart_send[6],&tag_id_recv,2);
         memcpy(&usart_send[8],&rx_buffer[10],9);
         usart_send[17] = firstpath_power;
            memcpy(&usart_send[18],&rx_buffer[19],2);
         checksum = Checksum_u16(&usart_send[2],20);
         memcpy(&usart_send[22],&checksum,2);
         UART_PushFrame(usart_send,24);
@@ -1301,15 +905,22 @@
                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>30)
                {
                    break;
                }
                battary = rx_buffer[BATTARY_IDX];
                button = rx_buffer[BUTTON_IDX];
                frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
         tag_frequency = rx_buffer[NEARP_TAGFREQ_INDEX];
         tag_slotpos = rx_buffer[NEARP_TAGSLOTPOS_INDEX];
      ////////////////基站汇总模式数据          
                memcpy(&rec_tagheight,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*6+4],2);
                memcpy(&rec_tagheight,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*8+6],2);
                memcpy(&recnearbaselist_id,&rx_buffer[NEARBASEID_INDEX],rec_nearbase_num*2);
                memcpy(&recnearbaselist_dist,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*2],rec_nearbase_num*4+4);
                memcpy(&rec_taganc_signalpower_list,&rx_buffer[NEARBASEID_INDEX+rec_nearbase_num*6+4],rec_nearbase_num*2+2);
           //     if(anc_id_recv == dev_id )
                {
                usart_send[2] = 0x0c;//正常模式 
               usart_send[3] = 15+8*(rec_nearbase_num+1);//数据段长度
               memcpy(&usart_send[4],&tag_id_recv,2);
@@ -1327,11 +938,15 @@
                    memcpy(&usart_send[17],&anc_id_recv,2);
                    memcpy(&usart_send[19],&recnearbaselist_id,2*rec_nearbase_num);
                    memcpy(&usart_send[19+rec_nearbase_num*2],&recnearbaselist_dist,4*rec_nearbase_num+4);
                memcpy(&usart_send[19+rec_nearbase_num*6+4],&rec_taganc_signalpower_list,2*rec_nearbase_num+2);
               checksum = Checksum_u16(&usart_send[2],23+8*rec_nearbase_num);
               memcpy(&usart_send[25+8*rec_nearbase_num],&checksum,2);
               UART_PushFrame(usart_send,27+8*rec_nearbase_num);
//               UART_CheckSend();
               timm++;
                }
    //////////////////////////////////////////////////////////////            
                
                
@@ -1373,5 +988,10 @@
      #endif
      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
}