From f29299e0f55536545590f3813c122bcc7e069b00 Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期四, 13 一月 2022 10:34:24 +0800
Subject: [PATCH] 1.59 发货
---
源码/核心板/Src/application/dw_app.c | 26 +++++++++++++++++++++++++-
1 files changed, 25 insertions(+), 1 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 7c3db08..20612af 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"
@@ -842,6 +842,26 @@
dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_ALL_RX_ERR);
}
}
+ 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;
+ }
u16 smallcar_idlist[10]={0x4052,0x4032,0x4055,0x4034,0x4016,0x4010,0x4036,0x4027,0x4024,0x4047};
extern u16 dist_threshold;
u8 misdist_num[TAG_NUM_IN_SYS],seize_anchor,getrange_success=0;
@@ -940,7 +960,9 @@
tof = tof_dtu * DWT_TIME_UNITS;
distance = tof * SPEED_OF_LIGHT;//距离=光速*飞行时间
dist_no_bias = distance - dwt_getrangebias(config.chan, (float)distance, config.prf); //距离减去矫正系数
- dist_cm = dist_no_bias * 1000; //dis 为单位为cm的距离
+ dist_cm = dist_no_bias * 1000; //dis 为单位为cm的距离
+ dwt_readdiagnostics(&d1);
+ LOS(&d1);
/*--------------------------以下为非测距逻辑------------------------*/
//dist_cm=33000;
getrange_success = 1;
@@ -991,6 +1013,8 @@
memcpy(&usart_send[9],&tagdist_list[taglist_pos],4);
usart_send[13] = battary;
usart_send[14] = button;
+ usart_send[15] = firstpath_power;
+ usart_send[16] = rx_power;
checksum = Checksum_u16(&usart_send[2],17);
memcpy(&usart_send[19],&checksum,2);
UART_PushFrame(usart_send,21);
--
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