From 170e557c0d38e66e6100d32a2a465ee1cd6f5275 Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期三, 07 十月 2020 18:17:34 +0800
Subject: [PATCH] 配临近初步测试完成

---
 源码/核心板/Src/application/dw_app.c |  269 ++++++++++++++++++++++++++++++++++++++++-------------
 1 files changed, 202 insertions(+), 67 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 9218bde..cb75c4a 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"
@@ -120,7 +120,9 @@
      * For initialisation, DW1000 clocks must be temporarily set to crystal speed. After initialisation SPI rate can be increased for optimum
      * performance. */
     Reset_DW1000();//重启DW1000 /* Target specific drive of RSTn line into DW1000 low for a period. */
+	status_reg = dwt_read32bitreg(SYS_STATUS_ID);
     dwt_initialise(DWT_LOADUCODE);//初始化DW1000
+	status_reg = dwt_read32bitreg(SYS_STATUS_ID);
 	Spi_ChangePrescaler(SPIx_PRESCALER_FAST);	//设置为快速模式
 
     /* Configure DW1000. See NOTE 6 below. */
@@ -171,6 +173,7 @@
 	dwt_configuresleep(0x940, 0x7);
 	dwt_entersleep();
 }
+
 extern uint8_t g_start_send_flag;
 u8 g_start_sync_flag;
 void SyncPoll(u8 sync_seq,uint32_t sync_baseid)
@@ -311,6 +314,162 @@
 u8 exsistbase_list[MAX_NEARBASE_NUM],report_num,get_newbase=0;
 u16 temp_sync_timer1,temp_sync_timer2;
 
+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;
@@ -365,6 +524,9 @@
 								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;
 							}
 						}
@@ -425,6 +587,9 @@
 //										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);
@@ -448,6 +613,7 @@
 									memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
 								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
@@ -467,6 +633,7 @@
 										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			
@@ -483,7 +650,9 @@
 										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;
 									
@@ -498,6 +667,7 @@
 //									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
@@ -517,7 +687,7 @@
 										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
@@ -525,6 +695,9 @@
 							}									
 							}
 						}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);	
@@ -618,6 +791,9 @@
 				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;
@@ -636,57 +812,6 @@
 dwt_forcetrxoff();
 	dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR| SYS_STATUS_TXFRS |SYS_STATUS_RXFCG);
 }
-u8 nearmsg_mainbase=0,rec_tagpos_emptylist[32];
-void GetNearMsg(void)
-{
-	u32 start_poll,frame_len;
-	if(nearmsg_mainbase)
-	{nearmsg_mainbase=0;
-	}else{
-	nearmsg_mainbase=1;
-	}
-	memcpy(&tx_near_msg[ANCHOR_ID_IDX],&nearmsg_mainbase,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 Tag_App(void)//发送模式(TAG标签)
 {
@@ -697,7 +822,7 @@
 	switch(tag_state)
 	{
 		case DISCPOLL:
-			
+				Poll();
 			break;
 		case GETNEARMSG:
 			  GetNearMsg();
@@ -971,6 +1096,9 @@
 					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]++;
@@ -990,7 +1118,9 @@
 					}
 			}
 			}else{
-					//printf("%x/n",status_reg);
+				 #ifdef DEBUG_INF
+					printf("final包失败:%x/n",status_reg);
+				#endif
 				dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
 			}
 }
@@ -1029,10 +1159,10 @@
 		memcpy(&tag_id_recv,&rx_buffer[TAG_ID_IDX],2);
 		switch(rx_buffer[MESSAGE_TYPE_IDX])
 		{
-//			case POLL:
-//				if (anchor_type == rx_buffer[ANC_TYPE_IDX])
-//				Anchor_RecPoll();
-//				break;
+			case POLL:
+				if (anchor_type == rx_buffer[ANC_TYPE_IDX])
+				Anchor_RecPoll();
+				break;
 			case SYNC:			
 				memcpy(&rec_syncid,&rx_buffer[ANCHOR_ID_IDX],4);
 				if(rec_syncid<current_syncid)
@@ -1059,14 +1189,15 @@
 				}
 				break;
 			case NEAR_MSG:
-				if(anc_id_recv==flag_syncbase)
+				if(anc_id_recv==dev_id)
 				{
 					rx_buffer[TAGSLOTPOS]=taglist_pos;
 					tx_near_msg[MESSAGE_TYPE_IDX] = NEAR_MSG;
 					memcpy(&tx_near_msg[TAG_ID_IDX],&tag_id_recv,2);
 					memcpy(&tx_near_msg[NEARMSG_EMPTYSLOTPOS_INDEX],&tagpos_binary,4);
-					tx_near_msg[NEARBASENUM_INDEX]=ancidlist_num;
-					memcpy(&tx_near_msg[NEARBASEID_INDEX],&ancidlist_send,ancidlist_num*2);
+					ancidlist_num=g_com_map[NEARBASE_NUM];
+					tx_near_msg[NEARBASENUM_INDEX]=g_com_map[NEARBASE_NUM];
+					memcpy(&tx_near_msg[NEARBASEID_INDEX],&g_com_map[NEARBASE_ID1],g_com_map[NEARBASE_NUM]*2);
 					send_len=11+ancidlist_num*2+2;
 					dwt_writetxdata(send_len, tx_near_msg, 0);//将Poll包数据传给DW1000,将在开启发送时传出去
 					dwt_writetxfctrl(send_len, 0);//设置超宽带发送数据长度
@@ -1107,16 +1238,20 @@
 						break;
 					}						
 				}
-					if(i==rec_nearbase_num)
-					{
-						seize_anchor=1;   //抢占anchor
-						Anchor_RecNearPoll(i);	
-					}
+				//抢占模式
+//					if(i==rec_nearbase_num)
+//					{
+//						seize_anchor=1;   //抢占anchor
+//						Anchor_RecNearPoll(i);	
+//					}
 
 				
 				break;		
 		}	
 	}else{
+		 #ifdef DEBUG_INF
+		printf("poll包失败:%x/n",status_reg);
+		#endif
 		dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
 	}
 }

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