From d56da5b9006bfb55a4c7ae2dbb00c026fa3148ae Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期日, 15 十二月 2019 11:08:21 +0800
Subject: [PATCH] 增加跟踪微分器
---
源码/核心板/Src/application/dw_app.c | 21 +++++++++++++++------
1 files changed, 15 insertions(+), 6 deletions(-)
diff --git "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/application/dw_app.c" "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/application/dw_app.c"
index b0c3c46..151b817 100644
--- "a/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/application/dw_app.c"
+++ "b/\346\272\220\347\240\201/\346\240\270\345\277\203\346\235\277/Src/application/dw_app.c"
@@ -238,7 +238,7 @@
for(i=0;i<255;i++)
{
g_flag_Taggetdist[i]++;
- if(g_flag_Taggetdist[i]>=2)
+ if(g_flag_Taggetdist[i]>=20)
{
g_Tagdist[i]=0xffff;
}
@@ -474,12 +474,13 @@
}
int8_t correction_time;
extern uint8_t sync_seq;
+#define TDFILTER
void Anchor_App(void)
{
uint32_t frame_len;
uint32_t resp_tx_time;
-
+ static u8 misdist_num;
/* Clear reception timeout to start next ranging process. */
dwt_setrxtimeout(0);//设定接收超时时间，0位没有超时时间
@@ -611,8 +612,9 @@
g_UWB_com_interval = 0;
dis_after_filter=dist_cm;
hex_dist = dist_cm+(int16_t)g_com_map[DIST_OFFSET];
- if(hex_dist>1000)
- {hex_dist=hex_dist;}
+ if(hex_dist-anchor_dist_last_frm[tag_id_recv-TAG_ID_START]<1500||misdist_num>4)
+ {
+ misdist_num=0;
if(hex_dist<100000&&hex_dist>-1000)
{
if(tag_id_recv-TAG_ID_START<=TAG_NUM_IN_SYS)
@@ -622,6 +624,10 @@
g_Tagdist[tag_id_recv-TAG_ID_START] = hex_dist;
anchor_dist_last_frm[tag_id_recv-TAG_ID_START] = hex_dist;
g_Tagdist[tag_id_recv]= hex_dist;
+ #ifdef TDFILTER
+ TrackingDiffUpdate(pUWBDistanceTrackingDiff, (float)hex_dist);
+ hex_dist=pUWBDistanceTrackingDiff->pos_predict;
+ #endif
}
his_dist[tag_id_recv-TAG_ID_START]=hex_dist;
g_flag_Taggetdist[tag_id_recv]=0;
@@ -645,9 +651,12 @@
Modbus_HoldReg[tag_id_recv*2+1]=anchor_dist_last_frm[tag_id_recv-TAG_ID_START];
//dis_after_filter = LP_Frac_Update(p_Dis_Filter, dist_cm);
}
+ }
}else{
- LED0_BLINK;
- }
+ misdist_num++;
+ }
+ if(anchor_dist_last_frm[tag_id_recv-TAG_ID_START]>1000)
+ {anchor_dist_last_frm[tag_id_recv-TAG_ID_START]=anchor_dist_last_frm[tag_id_recv-TAG_ID_START];}
}
}else{
/* Clear RX error events in the DW1000 status register. */
--
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