From 0781da980b9359a5542bacba06b6a60b0508650c Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 02 四月 2020 22:08:23 +0800
Subject: [PATCH] 增加标签随机位置模式
---
源码/核心板/Src/application/dw_app.c | 86 ++++++++++++++++++++++++++++++++----------
1 files changed, 65 insertions(+), 21 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 1c09a44..0b3b968 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"
@@ -193,6 +193,7 @@
u8 nearbase_num;
u16 nearbaseid_list[10],mainbase_id;
int32_t mainbase_dist,nearbase_distlist[10];
+uint8_t trygetnearmsg_times;
void Poll(void)
{
uint32_t frame_len;
@@ -269,6 +270,8 @@
{
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
@@ -298,7 +301,7 @@
}
tyncpoll_time=(tagslotpos-1)*slottime;
}
- mainbase_id=0;//minid;
+ mainbase_id=minid;
}
u8 FindNearBasePos(u16 baseid)
@@ -310,14 +313,15 @@
return i;
}
}
+u8 recbase_num=0;
#define CHANGE_BASE_THRESHOLD 5
void NearAncSelect(void)
{static u16 last_mainbase_id,change_base_count;
int32_t nearbase_mindist=99999, nearbase_minpos;
u8 i;
- for(i=0;i<nearbase_num;i++)
+ for(i=0;i<recbase_num-1;i++)
{
- if(nearbase_mindist<nearbase_distlist[i])
+ if(nearbase_mindist>nearbase_distlist[i])
{
nearbase_mindist=nearbase_distlist[i];
nearbase_minpos=i;
@@ -341,6 +345,7 @@
change_base_count=0;
}
}
+u8 anclost_times=0;
void NearPoll(void)
{
static u8 mainbase_lost_count=0,flag_finalsend;
@@ -348,7 +353,7 @@
uint32_t frame_len;
uint32_t final_tx_time;
u32 start_poll;
- u8 i,getsync_flag=0,recbase_num,timeout;
+ u8 i,getsync_flag=0,timeout;
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;
@@ -363,10 +368,13 @@
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
+ for(i=0;i<nearbase_num;i++)
+ nearbase_distlist[i]=0xffff;
+
flag_finalsend=0;
neartimout_timer=0;
recbase_num=0;
- timeout=nearbase_num/4+12;
+ timeout=nearbase_num/4+2;
mainbase_dist=100000;
mainbase_lost_count++;
while(neartimout_timer<timeout)
@@ -382,6 +390,7 @@
dwt_forcetrxoff();
dwt_setdelayedtrxtime(final_tx_time);
result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送
+ break;
}
}
if(neartimout_timer>timeout)
@@ -409,7 +418,7 @@
//////////////////////////////////时间同步
memcpy(&sync_timer,&rx_buffer[ANCTIMEMS],2);
memcpy(&tmp_time,&rx_buffer[ANCTIMEUS],2);
- memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);
+// memcpy(&tagslotpos,&rx_buffer[TAGSLOTPOS],2);
tmp_time=tmp_time+450;
if(tmp_time>999)
{
@@ -419,9 +428,9 @@
{sync_timer=0;}
}
TIM3->CNT=tmp_time;
- if(tagslotpos>max_slotpos)
- tagslotpos=tagslotpos%(max_slotpos+1);
- tyncpoll_time=(tagslotpos-1)*slottime;
+// if(tagslotpos>max_slotpos)
+// tagslotpos=tagslotpos%(max_slotpos+1);
+// tyncpoll_time=(tagslotpos-1)*slottime;
////////////////////////////
mainbase_lost_count=0;
flag_finalsend=1;
@@ -437,6 +446,17 @@
tx_near_msg[MESSAGE_TYPE_IDX]=NEAR_FINAL;
dwt_writetxdata(28+nearbase_num*4, tx_near_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
+ 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
+ memcpy(&usart_send[5],&dev_id,2);
+ memcpy(&usart_send[7],&rec_nearbaseid,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);
//result=dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送
}else{
rec_nearbasepos=FindNearBasePos(rec_nearbaseid);
@@ -445,6 +465,17 @@
dwt_writetxdata(28+nearbase_num*4, tx_near_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;
+ 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
+ memcpy(&usart_send[5],&dev_id,2);
+ memcpy(&usart_send[7],&rec_nearbaseid,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);
//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
@@ -459,15 +490,19 @@
tag_state=DISCPOLL;
}
NearAncSelect();
-// 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
-// { };
-//
-// }
-// else
-// {
+ 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_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
-// }
+
}
@@ -509,6 +544,7 @@
}
}
}
+
void Tag_App(void)//发送模式(TAG标签)
{
//LED0_ON;
@@ -520,10 +556,18 @@
Poll();
break;
case GETNEARMSG:
- GetNearMsg();
+ // if(trygetnearmsg_times--!=0)
+ {GetNearMsg();
+ }
+// else{
+// tag_state=DISCPOLL;
+// }
+
break;
case NEARPOLL:
+ //GPIO_WriteBit(EU_TX_GPIO, EU_RX_PIN, Bit_SET);
NearPoll();
+ //GPIO_WriteBit(EU_TX_GPIO, EU_RX_PIN, Bit_RESET);
break;
}
}
@@ -643,13 +687,13 @@
resp_tx_time = (poll_rx_ts + ((POLL_RX_TO_RESP_TX_DLY_UUS+ancrec_nearbasepos*DELAY_BETWEEN_TWO_FRAME_UUS) * UUS_TO_DWT_TIME)) >> 8;//计算Response发送时间T3。
dwt_setdelayedtrxtime(resp_tx_time);//设置Response发送时间T3
- dwt_setrxaftertxdelay(0);//RESP_TX_TO_FINAL_RX_DLY_UUS+(nearbase_num-ancrec_nearbasepos)*DELAY_BETWEEN_TWO_FRAME_UUS);//设置发送完成后开启接收延迟时间
+ dwt_setrxaftertxdelay(RESP_TX_TO_FINAL_RX_DLY_UUS+(nearbase_num-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
memcpy(&tx_near_msg[DIST_IDX], &tagdist_list[taglist_pos], 4);
tx_near_msg[MESSAGE_TYPE_IDX]=NEAR_RESPONSE;
- dwt_writetxdata(17, tx_near_msg, 0);//写入发送数据
- dwt_writetxfctrl(17, 0);//设定发送长度
+ dwt_writetxdata(20, tx_near_msg, 0);//写入发送数据
+ dwt_writetxfctrl(20, 0);//设定发送长度
result = dwt_starttx(DWT_START_TX_DELAYED | DWT_RESPONSE_EXPECTED);//延迟发送，等待接收
battary = rx_buffer[BATTARY_IDX];
--
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