From 49ea99f3529ef4519d2e2a2db26d3fc81668e35c Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 28 十月 2021 22:15:13 +0800
Subject: [PATCH] 时间片问题解决，10秒 2千包
---
Src/application/dw_app.c | 204 +++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 159 insertions(+), 45 deletions(-)
diff --git a/Src/application/dw_app.c b/Src/application/dw_app.c
index 34d1159..ca2fc8c 100644
--- a/Src/application/dw_app.c
+++ b/Src/application/dw_app.c
@@ -50,7 +50,7 @@
#define RESP_RX_TO_FINAL_TX_DLY_UUS 510
/* Receive response timeout. See NOTE 5 below. */
-#define RESP_RX_TIMEOUT_UUS 1000
+#define RESP_RX_TIMEOUT_UUS 4000
#define DELAY_BETWEEN_TWO_FRAME_UUS 240
@@ -81,7 +81,7 @@
SINGLEPOLL,
}tag_state=STARTPOLL;
static dwt_config_t config = {
- 2, /* Channel number. */
+ 5, /* Channel number. */
DWT_PRF_64M, /* Pulse repetition frequency. */
DWT_PLEN_64, /* Preamble length. */
DWT_PAC8, /* Preamble acquisition chunk size. Used in RX only. */
@@ -249,7 +249,7 @@
u16 mainbase_id;
int32_t mainbase_dist,base_mindist;
uint8_t trygetnearmsg_times;
-u16 mainbase_id,true_nearbase_idlist[MAX_NEARBASE_NUM],nearbaseid_list[MAX_NEARBASE_NUM],nearbaseid_list2[MAX_NEARBASE_NUM];
+u16 mainbase_id,true_nearbase_idlist[MAX_NEARBASE_NUM],nearbaseid_list0[MAX_NEARBASE_NUM],nearbaseid_list[MAX_NEARBASE_NUM],nearbaseid_list2[MAX_NEARBASE_NUM];
u8 FindNearBasePos(u16 baseid)
{
u8 i;
@@ -553,16 +553,16 @@
{sync_timer=0;}
}
ancsync_time=((sync_timer)*1000+tmp_time);
- last_slotnum=current_slotnum;
- temptimer = sync_timer-10;
- if(temptimer<0)
- {temptimer+=1000;}
- //current_slotnum=((float)temptimer/(SLOTTIME_MS*bigslot_num))+1;
- if(current_slotnum==last_slotnum-1)
- {flag_getresponse=1;}
- lastsync_timer=sync_timer;
+// last_slotnum=current_slotnum;
+// temptimer = sync_timer-10;
+// if(temptimer<0)
+// {temptimer+=1000;}
+// //current_slotnum=((float)temptimer/(SLOTTIME_MS*bigslot_num))+1;
+// if(current_slotnum==last_slotnum-1)
+// {flag_getresponse=1;}
+// lastsync_timer=sync_timer;
//offsettimeus=ancsync_time-current_count*LPTIMER_LSB+offset;
- SetNextPollTime(tagslotpos);
+// SetNextPollTime(tagslotpos);
}
memcpy(&temp_dist, &rx_buffer[DIST_IDX], 4);
@@ -624,16 +624,102 @@
// mainbase_id=minid;
// mainbase_id = 0x4;
}
+
+#define MAX_NEARBASE_ANCNUM 11
+u16 rec_maxrangelen,rec_anc_signalpower[MAX_NEARBASE_ANCNUM];
+u8 outrange_times;
+extern u32 synctimer;
+u32 target_time=100;
+u8 pd_i;
+u32 temptime,delaytime,expect_anctime,error_time;
+u16 delaycount;
+int16_t poll_offsettime=-6900;
+extern u16 slotpos_intoatl, slotpos;
+void NextPollDelay(u32 anchor_time)
+{
+ tagslotpos = 0;
+ // error_time = anchor_time-expect_anctime;
+ for(pd_i=0;pd_i<tag_frequency;pd_i++)
+ {
+ slotpos_intoatl = pd_i*bigslot_num+tagslotpos;
+ temptime = (slotpos_intoatl*SLOTTIME_MS+100)*100;
+ if(anchor_time<temptime-5000)
+ {
+ current_slotnum = pd_i;
+ delaytime = temptime-anchor_time+poll_offsettime;
+ // expect_anctime = temptime;
+ return ;
+ }
+ }
+ temptime = (tagslotpos*SLOTTIME_MS+100+10000)*100;
+ // expect_anctime = temptime-1000000;
+ delaytime = temptime-anchor_time+poll_offsettime;
+ return ;
+}
+u16 lpcount,poll_startcount,last_lpcount;
+u16 waketopolltimeus = 4000;
+#define BASENUM_COMTIME 244
+u32 last_anchor_time;
+void SetLPTimer(u32 anchor_time)
+{
+ NextPollDelay(anchor_time);
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ lpcount = current_count+delaytime/LPTIMER_LSB+(10-nearbase_num)*8;
+ poll_startcount = lpcount+(waketopolltimeus)/LPTIMER_LSB;
+ if(poll_startcount>=32768)
+ {
+ poll_startcount -=32768;
+ }
+ if(lpcount>=32768)
+ {
+ lpcount -=32768;
+ }
+ __HAL_LPTIM_COMPARE_SET(&hlptim1, lpcount);
+ last_lpcount = lpcount;
+ }
+void DelayOneSlot(void)
+{
+ lpcount+=166;
+ if(lpcount>=32768)
+ {
+ lpcount -=32768;
+ }
+ __HAL_LPTIM_COMPARE_SET(&hlptim1, lpcount);
+}
+void NextSlotDelayMs(u16 delayms)
+{
+ current_slotnum++;
+ if(current_slotnum>=tag_frequency)
+ {
+ current_slotnum = 0;
+ lpcount = last_lpcount+31457/tag_frequency+1311+5;//(float)(delayms+40)*32.767 ;//(200/tag_frequency+delayms)*4.8*1000/LPTIMER_LSB
+ }else{
+ lpcount = last_lpcount+31457/tag_frequency+32.767*delayms;//(float)(200/tag_frequency*48+delayms*10)*3.3 ;
+ }
+ if(lpcount>=32768)
+ {
+ lpcount -=32768;
+ }
+ poll_startcount = lpcount+(waketopolltimeus)/LPTIMER_LSB;
+ if(poll_startcount>=32768)
+ {
+ poll_startcount -=32768;
+ }
+ __HAL_LPTIM_COMPARE_SET(&hlptim1, lpcount);
+ last_lpcount = lpcount;
+}
+
u8 nearmsg_mainbase=0,rec_tagpos_emptylist[32],mainbase_type;;
void GetNearMsg(void)
{
u32 start_poll,frame_len;
u8 nearmsg_i=0;
+ DelayOneSlot();
for(nearmsg_i=0;nearmsg_i<20;nearmsg_i++)
{
nearbase_distlist[nearmsg_i] = 0x1ffff;
}
-//mainbase_id = 0x9724;
+//mainbase_id = 0x9818;
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;
@@ -643,8 +729,17 @@
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
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ while(current_count<poll_startcount||current_count>poll_startcount+16384)
+ {
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ if(current_count<poll_startcount-300)
+ {
+ break;
+ }
+ }
dwt_starttx(DWT_START_TX_IMMEDIATE| DWT_RESPONSE_EXPECTED);
-
+ NextSlotDelayMs(0);
/* 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
{
@@ -675,9 +770,7 @@
// tyncpoll_time = (tagslotpos--%max_slotpos)*slottime;
}
}
-#define MAX_NEARBASE_ANCNUM 11
-u16 rec_maxrangelen,rec_anc_signalpower[MAX_NEARBASE_ANCNUM];
-u8 outrange_times;
+
void NearPoll(void)
{
@@ -695,6 +788,8 @@
{
next_nearbase_num = MAX_NEARBASE_NUM-1;
}
+ if(nearbase_num>10)
+ {nearbase_num = 10;}
// HAL_GPIO_WritePin(LED0_GPIO, GPIO_PIN_9, GPIO_PIN_SET);
recbase_num=0;
@@ -722,8 +817,17 @@
memcpy(&tx_near_msg[ANCHOR_ID_IDX],&mainbase_id,2);
dwt_writetxdata(29+8*nearbase_num, tx_near_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
dwt_writetxfctrl(29+8*nearbase_num, 0);//设置超宽带发送数据长度
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ while(current_count<poll_startcount||current_count>poll_startcount+16384)
+ {
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ if(current_count<poll_startcount-300)
+ {
+ break;
+ }
+ }
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
-
+ HAL_GPIO_WritePin(LED1_G_GPIO_Port, LED1_G_Pin, GPIO_PIN_SET);
// for(i=0;i<nearbase_num+1;i++)
// {
// nearbase_distlist[i] = 0x1ffff;
@@ -736,7 +840,7 @@
flag_getresponse=0;
start_count=HAL_LPTIM_ReadCounter(&hlptim1);
recbase_num=0;
- timeout=ceil((float)nearbase_num*SLOT_SCALE)+2;
+ timeout=ceil((float)nearbase_num*SLOT_SCALE)+3;
end_count=start_count+(timeout<<5);
if(end_count>=32768)
{end_count-=32768;}
@@ -836,13 +940,7 @@
{sync_timer=0;}
}
ancsync_time=((sync_timer)*1000+tmp_time);
- last_slotnum=current_slotnum;
- current_slotnum=((float)(sync_timer*10 - tagslotpos*SLOTTIME_MS)/(SLOTTIME_MS*bigslot_num))+1;
- if(current_slotnum==last_slotnum-1)
- {flag_getresponse=1;}
- lastsync_timer=sync_timer;
- offsettimeus=ancsync_time-current_count*LPTIMER_LSB+offset;
- SetNextPollTime(tagslotpos);
+ SetLPTimer(ancsync_time);
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
{ };}
@@ -867,6 +965,7 @@
{
mainbase_id = rec_nearbaseid;
tag_state = GETNEARMSG;
+ trygetnearmsg_times = 0;
}
#endif
@@ -887,7 +986,7 @@
{flag_finalsend = 2;}
dwt_forcetrxoff();
dwt_write32bitreg(SYS_STATUS_ID,SYS_STATUS_RXFCG| SYS_STATUS_ALL_RX_ERR);
-
+HAL_GPIO_WritePin(LED1_G_GPIO_Port, LED1_G_Pin, GPIO_PIN_RESET);
if(mainbase_lost_count==0)
{
#ifdef SWITCHBASE_DIST
@@ -898,6 +997,7 @@
{
mainbase_id = mindist_slavebaseid;
tag_state = GETNEARMSG;
+ trygetnearmsg_times = 0;
}
}else{
changemainbase_count = 0;
@@ -905,8 +1005,16 @@
#endif
}else if(mainbase_lost_count>5*tag_frequency)
{
- tag_state = STARTPOLL;
- }
+ // tag_state = STARTPOLL;
+ }
+ if(mainbase_lost_count!=0)
+ {
+ if(mainbase_lost_count<=tag_frequency*1)
+ {NextSlotDelayMs(0);
+ }else{
+ NextSlotDelayMs(0);
+ }
+ }
if(para_update)
{
@@ -938,6 +1046,8 @@
if(nearbaseid_list[i]!=nearbaseid_list2[i])
{
tag_state = GETNEARMSG;
+ trygetnearmsg_times = 0;
+ nearbaseid_list0[i]=1;
}
}
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR| SYS_STATUS_TXFRS |SYS_STATUS_RXFCG);
@@ -949,6 +1059,7 @@
void Registor_Poll(void)
{
static u8 regpoll_count=0;
+ mainbase_lost_count = 0;
tag_frequency = REGISTER_FREQUENCY;
bigslot_num = TOTAL_SLOTNUM/tag_frequency;
regpoll_count++;
@@ -957,7 +1068,9 @@
if(tagslotpos--<2)
tagslotpos=TOTAL_SLOTNUM;
}
- SetNextPollTime(tagslotpos);
+ //SetNextPollTime(tagslotpos);
+ DelayOneSlot();
+
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);
@@ -1006,16 +1119,17 @@
if(sync_timer>=1010)
{sync_timer=0;}
}
- ancsync_time=((sync_timer)*1000+tmp_time);
- last_slotnum=current_slotnum;
- temptimer = sync_timer-10;
- if(temptimer<0)
- {temptimer+=1000;}
- current_slotnum=((float)temptimer/(SLOTTIME_MS*bigslot_num))+1;
- if(current_slotnum==last_slotnum-1)
- {flag_getresponse=1;}
- lastsync_timer=sync_timer;
- offsettimeus=ancsync_time-current_count*LPTIMER_LSB+offset;
+ ancsync_time=((sync_timer)*1000+tmp_time);
+ SetLPTimer(ancsync_time);
+// last_slotnum=current_slotnum;
+// temptimer = sync_timer-10;
+// if(temptimer<0)
+// {temptimer+=1000;}
+// current_slotnum=((float)temptimer/(SLOTTIME_MS*bigslot_num))+1;
+// if(current_slotnum==last_slotnum-1)
+// {flag_getresponse=1;}
+// lastsync_timer=sync_timer;
+// offsettimeus=ancsync_time-current_count*LPTIMER_LSB+offset;
// SetNextPollTime(tagslotpos);
mainbase_id=rec_nearbaseid;
nearbase_num=rx_buffer[NEARBASENUM_INDEX];
@@ -1035,8 +1149,8 @@
//LED0_ON;
SPIx_CS_GPIO->BRR = SPIx_CS;
delay_us(700);
- GetPressAndHeight();
- intheight = Height*100;
+ // GetPressAndHeight();
+ // intheight = Height*100;
SPIx_CS_GPIO->BSRR = SPIx_CS;
id = dwt_readdevid() ;
while (DWT_DEVICE_ID != id)
@@ -1064,11 +1178,11 @@
LED_LG_OFF;
break;
case GETNEARMSG:
- trygetnearmsg_times--;
- LED_LG_ON;
+ trygetnearmsg_times++;
+ LED_LG_ON;
GetNearMsg();
LED_LG_OFF;
- if(trygetnearmsg_times==0)
+ if(trygetnearmsg_times>5)
{
tag_state = STARTPOLL;
}
--
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