From d43f5c57427173eba8a2d1ed11bb8da408ec5dfc Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期二, 31 八月 2021 20:06:16 +0800
Subject: [PATCH] 2K 板子测试完成 增加功率测试
---
源码/核心板/Src/application/dw_app.c | 170 +++++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 141 insertions(+), 29 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 9c6998d..6b2be20 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"
@@ -15,6 +15,7 @@
*/
#include <string.h>
+#include <math.h>
#include "dw_app.h"
#include "deca_device_api.h"
#include "deca_regs.h"
@@ -28,7 +29,9 @@
#include <stdio.h>
#include "beep.h"
#include "modbus.h"
-
+//#define DEBUG_OUTPUT
+#define TDFILTER
+//#define CONSTANT_FILTER
/*------------------------------------ Marcos ------------------------------------------*/
/* Inter-ranging delay period, in milliseconds. */
#define RNG_DELAY_MS 100
@@ -81,6 +84,7 @@
#define ANCTIMEMS 14
#define ANCTIMEUS 16
#define ANCSEND_INTERVAL 18
+#define SIGNALPOWER 20
#define POLL 0x01
#define RESPONSE 0x02
@@ -109,7 +113,7 @@
static uint8_t tx_final_msg[24] = {0};
//static uint8_t rx_poll_msg[] = {0x00, 0x88, 0, 0xCA, 0xDE, 'W', 'A', 'V', 'E', 0x21, 0, 0};
-static uint8_t tx_resp_msg[22] = {0};
+static uint8_t tx_resp_msg[23] = {0};
//static uint8_t rx_final_msg[] = {0x41, 0x88, 0, 0xCA, 0xDE, 'W', 'A', 'V', 'E', 0x23, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
/* Frame sequence number, incremented after each transmission. */
@@ -237,12 +241,14 @@
if(clear_judge_cnt++>1000) //设定1S分频，每秒进一次。判断标志位大于等于2，2s没收到数据就把数据变成0xffff，不触发警报。
{
clear_judge_cnt=0;
- for(i=0;i<255;i++)
+ for(i=0;i<100;i++)
{
g_flag_Taggetdist[i]++;
- if(g_flag_Taggetdist[i]>=20)
+ if(g_flag_Taggetdist[i]>=2)
{
g_Tagdist[i]=0xffff;
+ Modbus_HoldReg[i*2]=1;
+ Modbus_HoldReg[i*2+1]=0xffff;
}
}
}
@@ -318,6 +324,53 @@
dwt_writetxfctrl(sizeof(tx_sync_msg), 0);//设置超宽带发送数据长度
dwt_starttx(DWT_START_TX_IMMEDIATE);
}
+ double firstpath_power, rx_power,rec_firstpath_power;
+ double f1, f2, r1, r2;
+uint16_t F1,F2,F3,N,C;
+double B = 131072;
+double A = 121.74;
+double min_power;
+ dwt_rxdiag_t d1;
+double LOS(dwt_rxdiag_t *dia) {
+ F1 = dia->firstPathAmp1;
+ F2 = dia->firstPathAmp2;
+ F3 = dia->firstPathAmp3;
+ N = dia->rxPreamCount;
+ C = dia->maxGrowthCIR;
+
+ firstpath_power=10* log10((F1*F1+F2*F2+F3*F3)/(N*N))-A;
+// rx_power=10*log10(C*B/(N*N))-A;
+
+ // min_power = - 10 * log10((F1 *F1 + F2 * F2 + F3 * F3) / (C *B));
+ return min_power;
+ }
+#define CONSTANT_LEN 50
+extern u16 dist_threshold;
+int32_t ConstantFilter(int32_t currentdist,u8 channel)
+ {
+ static int32_t cs_lastdist[10],cs_lastvalid[10];
+ static u8 cfstart_flag[10] = {1};
+ static u8 constant_count[10] = {100};
+ if(cfstart_flag[channel])
+ {
+ cfstart_flag[channel] = 0;
+ cs_lastdist[channel] = currentdist;
+ }
+ if( abs(currentdist - cs_lastdist[channel])<100)
+ {
+ if(constant_count[channel]<CONSTANT_LEN)
+ constant_count[channel]++;
+ }else{
+ constant_count[channel] = 0;
+ }
+ if(constant_count[channel] == CONSTANT_LEN)
+ {
+ cs_lastvalid[channel] = currentdist;
+ }
+ cs_lastdist[channel] = currentdist;
+ return cs_lastvalid[channel];
+ }
+#define CONT_FRAME_PERIOD 124800
uint16_t g_Resttimer;
uint8_t result;
u8 tag_succ_times=0;
@@ -326,19 +379,24 @@
int8_t tag_delaytime;
extern uint16_t sync_timer;
u16 tmp_time;
+extern float dw_vbat;
+extern u16 slottime,max_slotnum,current_slotpos,tyncpoll_time;
void Tag_App(void)//发送模式(TAG标签)
{
uint32_t frame_len;
uint32_t final_tx_time;
u32 start_poll;
u8 i,getsync_flag=0;
+ u8 bat_percent;
//LED0_ON;
dwt_forcetrxoff();
- g_Resttimer=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;
- tx_poll_msg[BATTARY_IDX] = Get_Battary();
+ bat_percent=(dw_vbat-2.8)/0.5*100;
+ if(bat_percent>100)
+ bat_percent=100;
+ tx_poll_msg[BATTARY_IDX] = bat_percent;//Get_Battary();
tx_poll_msg[BUTTON_IDX] = !READ_KEY0;
tx_poll_msg[SEQUENCE_IDX] = frame_seq_nb++;
GPIO_WriteBit(GPIOA, GPIO_Pin_9, Bit_RESET);
@@ -354,6 +412,9 @@
* set by dwt_setrxaftertxdelay() has elapsed. */
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;
+ #ifdef DEBUG_OUTPUT
+ printf("P包发送,基站ID: %d .\r\n",i);
+ #endif
/* 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)
@@ -404,6 +465,7 @@
TIM3->CNT=tmp_time;
}
memcpy(&hex_dist2, &rx_buffer[DIST_IDX], 4);
+ rec_firstpath_power = rx_buffer[SIGNALPOWER];
memcpy(&tx_final_msg[ANCHOR_ID_IDX], &rx_buffer[ANCHOR_ID_IDX], 4);
memcpy(&rec_com_interval,&rx_buffer[ANCSEND_INTERVAL], 2);
if(rec_com_interval>4&&rec_com_interval!=g_com_map[COM_INTERVAL])
@@ -432,17 +494,24 @@
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
+ #ifdef DEBUG_OUTPUT
+ printf("F包发送,基站ID: %d .\r\n",i);
+ #endif
+
tag_succ_times++;
LED0_BLINK;
-
+ g_Resttimer=0;
memcpy(&anc_id_recv,&rx_buffer[ANCHOR_ID_IDX],2);
-// g_Tagdist[anc_id_recv]= hex_dist;
-// g_flag_Taggetdist[anc_id_recv]=0;
-
- if(!g_com_map[MODBUS_MODE]&&hex_dist2!=0xffff)
+ if(hex_dist2!=0xffff)
+ {
+ g_Tagdist[anc_id_recv]= hex_dist2;
+ g_flag_Taggetdist[anc_id_recv]=0;
+
+ if(!g_com_map[MODBUS_MODE])
{
- hex_dist2 = hex_dist2+(int16_t)g_com_map[DIST_OFFSET];
+ u32 devid;
+ hex_dist2 = hex_dist2;
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
@@ -450,16 +519,32 @@
memcpy(&usart_send[7],&rx_buffer[ANCHOR_ID_IDX],2);
memcpy(&usart_send[9],&hex_dist2,4);
- usart_send[13] = battary;
+ usart_send[13] = bat_percent;
usart_send[14] = button;
checksum = Checksum_u16(&usart_send[2],17);
memcpy(&usart_send[19],&checksum,2);
UART_PushFrame(usart_send,21);
+ Spi_ChangePrescaler(SPIx_PRESCALER_SLOW);
+ dwt_configcontinuousframemode(CONT_FRAME_PERIOD);
+ dwt_writetxdata(20, tx_final_msg, 0);//将Poll包数据传给DW1000，将在开启发送时传出去
+ dwt_writetxfctrl(20, 0);
+ dwt_starttx(DWT_START_TX_IMMEDIATE);
+ devid = dwt_readdevid();
+ LED0_ON;
+ while(devid==DWT_DEVICE_ID )
+ {
+ devid = dwt_readdevid();
+ }
+
+ NVIC_SystemReset();
}
+ }
// memcpy(&Modbus_HoldReg[anc_id_recv*2],&hex_dist,4);
/* Poll DW1000 until TX frame sent event set. See NOTE 8 below. */
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
+ {
+
+ 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. */
@@ -476,6 +561,9 @@
}
else
{
+ #ifdef DEBUG_OUTPUT
+ printf("R包失败错误信息: %x .\r\n",status_reg);
+ #endif
/* Clear RX error events in the DW1000 status register. */
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
random_delay_tim = DFT_RAND_DLY_TIM_MS;
@@ -483,24 +571,26 @@
// deca_sleep(10);
}
// dwt_entersleep();
-// if(tag_succ_times<g_com_map[MIN_REPORT_ANC_NUM])
-// {
-// //poll_timer +=time32_incr&0x7+3;
-// }
+ if(tag_succ_times<1)
+ {
+ tyncpoll_time=(current_slotpos--%max_slotnum)*slottime;
+ }
/* Execute a delay between ranging exchanges. */
}
+
int8_t correction_time;
extern uint8_t sync_seq;
-#define TDFILTER
+
//#define CHECK_UID
extern uint8_t UID_ERROR;
+
+u8 misdist_num[TAG_NUM_IN_SYS];
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
@@ -511,7 +601,6 @@
while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR))&&!g_start_send_flag&&!g_start_sync_flag)//不断查询芯片状态直到接收成功或者出现错误
{
IdleTask();
- g_Resttimer=0;
};
if (status_reg & SYS_STATUS_RXFCG)//成功接收
@@ -563,7 +652,8 @@
/* Write and send the response message. See NOTE 9 below.*/
if(tag_id_recv-TAG_ID_START<=TAG_NUM_IN_SYS)
memcpy(&tx_resp_msg[DIST_IDX], &g_Tagdist[tag_id_recv], 4);
-
+ tx_resp_msg[SIGNALPOWER] = firstpath_power;
+
dwt_writetxdata(sizeof(tx_resp_msg), tx_resp_msg, 0);//写入发送数据
dwt_writetxfctrl(sizeof(tx_resp_msg), 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
@@ -573,6 +663,9 @@
frame_seq_nb2 = rx_buffer[SEQUENCE_IDX];
/* We assume that the transmission is achieved correctly, now poll for reception of expected "final" frame or error/timeout.
* See NOTE 7 below. */
+ #ifdef DEBUG_OUTPUT
+ printf("收到POLL包，标签ID: %d .\r\n",tag_id_recv);
+ #endif
if(result==0)
{
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接收成功或者出现错误
@@ -630,17 +723,22 @@
dist_cm = dist_no_bias * 1000; //dis 为单位为cm的距离
// dist[TAG_ID] = LP(dis, TAG_ID); //LP 为低通滤波器，让数据更稳定
-
+ dwt_readdiagnostics(&d1);
+ LOS(&d1);
/*--------------------------以下为非测距逻辑------------------------*/
+ #ifdef DEBUG_OUTPUT
+ printf("收到FINAL包，标签ID: %d .\r\n",tag_id_recv);
+ #endif
LED0_BLINK; //每成功一次通讯则闪烁一次
g_UWB_com_interval = 0;
-
+ g_Resttimer=0;
hex_dist = dist_cm+(int16_t)g_com_map[DIST_OFFSET]*10;
if(tag_id_recv-TAG_ID_START<=TAG_NUM_IN_SYS)
{
- if(hex_dist-his_dist[tag_id_recv-TAG_ID_START]<15000||misdist_num>4)
- {int32_t filter_dist;
- misdist_num=0;
+ if(abs(hex_dist-his_dist[tag_id_recv-TAG_ID_START])<dist_threshold||misdist_num[tag_id_recv-TAG_ID_START]>4)
+ {
+ int32_t filter_dist;
+ misdist_num[tag_id_recv-TAG_ID_START]=0;
if(hex_dist<1000000&&hex_dist>-10000)
{
#ifdef TDFILTER
@@ -649,9 +747,15 @@
#else
filter_dist=hex_dist/10;
#endif
+
+ #ifdef CONSTANT_FILTER
+ filter_dist = ConstantFilter(filter_dist,tag_id_recv-TAG_ID_START);
+ #endif
anchor_dist_last_frm[tag_id_recv-TAG_ID_START]=filter_dist;
g_Tagdist[tag_id_recv]= filter_dist;
+
+
his_dist[tag_id_recv-TAG_ID_START]=hex_dist;
g_flag_Taggetdist[tag_id_recv]=0;
if(!g_com_map[MODBUS_MODE])
@@ -665,6 +769,7 @@
memcpy(&usart_send[9],&anchor_dist_last_frm[tag_id_recv-TAG_ID_START],4);
usart_send[13] = battary;
usart_send[14] = button;
+ usart_send[15] = firstpath_power;
checksum = Checksum_u16(&usart_send[2],17);
memcpy(&usart_send[19],&checksum,2);
UART_PushFrame(usart_send,21);
@@ -675,13 +780,17 @@
//dis_after_filter = LP_Frac_Update(p_Dis_Filter, dist_cm);
}
- }else{
- misdist_num++;
+ }
+ else{
+ misdist_num[tag_id_recv-TAG_ID_START]++;
}
}
}
}else{
/* Clear RX error events in the DW1000 status register. */
+ #ifdef DEBUG_OUTPUT
+ printf("F包失败错误信息: %x .\r\n",status_reg);
+ #endif
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
}
}else if(rx_buffer[MESSAGE_TYPE_IDX] == SYNC)
@@ -697,6 +806,9 @@
}
else
{
+ #ifdef DEBUG_OUTPUT
+ printf("P包失败错误信息: %x .\r\n",status_reg);
+ #endif
/* Clear RX error events in the DW1000 status register. */
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
}
--
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