From 1baabdeaa771233bd719e6eb01dc6828d5c3f9cf Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期五, 11 八月 2023 12:37:59 +0800
Subject: [PATCH] 增加搜索模式减少时间片

---
 Src/application/dw_app.c |   57 ++++++++++++++++++++++++++++++++++++++++++++++++---------
 1 files changed, 48 insertions(+), 9 deletions(-)

diff --git a/Src/application/dw_app.c b/Src/application/dw_app.c
index 861e053..26c63e5 100644
--- a/Src/application/dw_app.c
+++ b/Src/application/dw_app.c
@@ -117,7 +117,7 @@
 float dis_after_filter;				//当前距离值
 LPFilter_Frac* p_Dis_Filter;		//测距用的低通滤波器
 
-
+void NextSlotDelayMs(int16_t delayms);
 void GetNearMsg(void);
 static uint64_t get_tx_timestamp_u64(void)
 {
@@ -221,7 +221,7 @@
 }
 
 u16 tag_time_recv[TAG_NUM_IN_SYS];
-u8 usart_send[25];
+u8 usart_send[40];
 u8 battary,button;
 extern uint8_t g_pairstart;
 void tag_sleep_configuraion(void)
@@ -491,7 +491,7 @@
 	int32_t minddist=0x1ffff,minid=-1,temp_dist;
 	u8 i,j,getsync_flag=0;
     u16 mindist_ancid,random_delay_tim,tempval;
-    
+    NextSlotDelayMs(-2);
     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);		
 	frame_seq_nb++;
@@ -834,12 +834,12 @@
       {
 
           exsistbase_list[i]--;
-          clockOffsetRatio = anc_clockoffset[i] * (FREQ_OFFSET_MULTIPLIER * HERTZ_TO_PPM_MULTIPLIER_CHAN_2 / 1.0e6) ;
-          rtd_init = tag_resprx[i] - poll_tx_ts;
+          clockOffsetRatio = anc_clockoffset[i] * (FREQ_OFFSET_MULTIPLIER * HERTZ_TO_PPM_MULTIPLIER_CHAN_5 / 1.0e6) ;
+          rtd_init = tag_resprx[i] - poll_tx_ts&0xffffffff;
           rtd_resp = anc_resptx[i] - anc_pollrx[i];
           tof = ((rtd_init - rtd_resp * (1 - clockOffsetRatio)) / 2.0) * DWT_TIME_UNITS;
           distance = tof * SPEED_OF_LIGHT;
-          if(distance>-1000&&distance<100000)
+          if(distance>-10&&distance<1000)
             nearbase_distlist[i] = distance*100+anc_distoffset[i];
       }else{
           nearbase_distlist[i] = 0x1ffff;
@@ -1271,6 +1271,38 @@
 u32 id,error_times=0;
 extern float Height;
 extern float Altitude;
+void QiyaJizhan_Send(void)
+{
+	GetPressAndHeight();
+	intheight =Altitude*100;
+	nearbase_num = 0;
+	mainbase_id = 0x1234;
+	usart_send[0] = 0x55;
+	usart_send[1] = 0xaa;
+	usart_send[2] = 0x0c;//正常模式 
+	usart_send[3] = 15+8*(nearbase_num+1);//数据段长度
+	memcpy(&usart_send[4],&dev_id,2);
+	usart_send[6] = frame_seq_nb;
+	usart_send[7] = frame_seq_nb++>>8;
+	usart_send[8] = bat_percent;
+	usart_send[9] = tx_near_msg[BUTTON_IDX];
+
+	memcpy(&usart_send[10],&intheight,2);
+	usart_send[12] = tag_frequency;
+	usart_send[13] = tagslotpos;
+	usart_send[14] = 0;
+	usart_send[15] = 0;
+	usart_send[16] = nearbase_num+1;
+	memcpy(&usart_send[17],&mainbase_id,2);
+	memcpy(&usart_send[19],&nearbaseid_list,2*nearbase_num);
+	memcpy(&usart_send[19+nearbase_num*2],&nearbase_distlist,4*nearbase_num+4);
+	memcpy(&usart_send[19+nearbase_num*6+4],&rec_anc_signalpower,2*nearbase_num+2);
+
+	checksum = Checksum_u16(&usart_send[2],23+8*nearbase_num);
+	memcpy(&usart_send[25+8*nearbase_num],&checksum,2);
+	USART_puts(usart_send,27+8*nearbase_num);
+	//HexToAsciiSendUDP(usart_send,27+8*nearbase_num);
+}
 void Tag_App(void)//发送模式(TAG标签)
 {
 	
@@ -1290,7 +1322,11 @@
 //            SCB->AIRCR = 0X05FA0000|(unsigned int)0x04; //软复位回到bootloader   
 //        }
 //    }
-    Dw1000_Init();
+#ifdef QIYA_JIZHAN
+QiyaJizhan_Send();
+#else
+  // Dw1000_Init();
+	dwt_forcetrxoff();
     error_times = 0;
 	switch(tag_state)
 	{
@@ -1317,17 +1353,20 @@
 			break;
 		case NEARPOLL:	
 			NearPoll();
-			GetPressAndHeight();
-			intheight =Altitude*100;
+		//	GetPressAndHeight();
+		//	intheight =Altitude*100;
 			break;
         case SINGLEPOLL:
           //  Poll();
             break;
 	}
+	GetPressAndHeight();
+			intheight =Altitude*100;
      userkey_state = !GET_USERKEY;
            dwt_forcetrxoff();
        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);
+#endif
 	//dwt_entersleep();
 }

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