增加数据连续性检测

zhyinch

2021-07-20 9d9408336b1ab3fd9b4b72b9af231d718485c845

 源码/核心板/Src/application/dw_app.c

@@ -30,6 +30,8 @@
#include "beep.h"
#include "modbus.h"
//#define DEBUG_OUTPUT
#define TDFILTER
#define CONSTANT_FILTER
/*------------------------------------ Marcos ------------------------------------------*/
/* Inter-ranging delay period, in milliseconds. */
#define RNG_DELAY_MS 100
@@ -342,6 +344,33 @@
 //   min_power =  - 10 * log10((F1 *F1 + F2 * F2 + F3 * F3) / (C *B));
    return min_power;
  }
#define CONSTANT_LEN 50
extern u16 dist_threshold;
int32_t ConstantFilter(int32_t currentdist,u8 channel)
  {
      static int32_t cs_lastdist[10],cs_lastvalid[10];
      static u8 cfstart_flag[10] = {1};
      static u8 constant_count[10] = {100};
      if(cfstart_flag[channel])
      {
        cfstart_flag[channel] = 0;
        cs_lastdist[channel] = currentdist;
      }
      if( abs(currentdist - cs_lastdist[channel])<100)
      {
          if(constant_count[channel]<CONSTANT_LEN)
              constant_count[channel]++;     
      }else{
         constant_count[channel] = 0; 
      }
      if(constant_count[channel] == CONSTANT_LEN)
      {
        cs_lastvalid[channel] = currentdist;
      }
      cs_lastdist[channel] = currentdist;
      return cs_lastvalid[channel];
  }

uint16_t g_Resttimer;
uint8_t result;
u8 tag_succ_times=0;
@@ -540,10 +569,10 @@

int8_t correction_time;
extern uint8_t sync_seq;
#define TDFILTER

//#define CHECK_UID
extern uint8_t UID_ERROR;
extern u16 dist_threshold;

u8 misdist_num[TAG_NUM_IN_SYS];
void Anchor_App(void)
{
@@ -705,9 +734,15 @@
                  #else
                  filter_dist=hex_dist/10;
                  #endif
                        
                        #ifdef  CONSTANT_FILTER
                        filter_dist = ConstantFilter(filter_dist,tag_id_recv-TAG_ID_START);
                        #endif                       
                  anchor_dist_last_frm[tag_id_recv-TAG_ID_START]=filter_dist;
                  g_Tagdist[tag_id_recv]=   filter_dist;
               

                        
               his_dist[tag_id_recv-TAG_ID_START]=hex_dist;
               g_flag_Taggetdist[tag_id_recv]=0;
               if(!g_com_map[MODBUS_MODE])