From 0d1b2a9e6b47bf4850a69b5daeb7eb17eb0215a7 Mon Sep 17 00:00:00 2001
From: guanjiao <sqrgj@163.com>
Date: 星期六, 15 九月 2018 20:44:01 +0800
Subject: [PATCH] 修改滤波参数
---
源码/核心板/Src/application/dw_app.c | 24 +++++++++++++++---------
1 files changed, 15 insertions(+), 9 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 6c4cdb1..84ee3d2 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"
@@ -28,6 +28,8 @@
#include "led.h"
#include "serial_at_cmd_app.h"
#include "Usart.h"
+#include "global_param.h"
+#include "filters.h"
/*------------------------------------ Marcos ------------------------------------------*/
@@ -128,6 +130,10 @@
uint8_t random_delay_tim = 0;
double distance, dist_no_bias, dist_cm;
+
+uint32_t g_UWB_com_interval = 0;
+float dis_after_filter; //当前距离值
+LPFilter_Frac* p_Dis_Filter; //测距用的低通滤波器
/*------------------------------------ Functions ------------------------------------------*/
@@ -234,23 +240,20 @@
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); //设置接收超时时间
}
-void Delayus(uint16_t time)
-{
- uint16_t i = 0;
- while (time--) {
- i = 10;
- while (i--)
- ;
- }
+void tag_sleep_configuraion(void)
+{
+ dwt_configuresleep(0x940, 0x7);
+ dwt_entersleep();
}
+
void Tag_App(void)//发送模式(TAG标签)
{
uint32_t frame_len;
uint32_t final_tx_time;
GPIO_ResetBits(SPIx_GPIO, SPIx_CS);
- Delayus(2000);
+ delay_us(2000);
GPIO_SetBits(SPIx_GPIO, SPIx_CS);
/* Write frame data to DW1000 and prepare transmission. See NOTE 7 below. */
@@ -450,7 +453,10 @@
dist_cm = dist_no_bias * 100; //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
+ /*--------------------------以下为非测距逻辑------------------------*/
LED0_BLINK; //每成功一次通讯则闪烁一次
+ g_UWB_com_interval = 0;
+ dis_after_filter = LP_Frac_Update(p_Dis_Filter, dist_cm);
}
}
--
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