From 4979f7565cbd5f093e280f9f277ae29bb450acb8 Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期六, 15 九月 2018 17:28:24 +0800
Subject: [PATCH] 增加低功耗标签
---
源码/核心板/Src/application/dw_app.c | 68 ++++++++++++---------------------
1 files changed, 25 insertions(+), 43 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 db01397..d82f45e 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"
@@ -26,6 +26,8 @@
#include "dw_driver.h"
#include "Spi.h"
#include "led.h"
+#include "serial_at_cmd_app.h"
+#include "Usart.h"
/*------------------------------------ Marcos ------------------------------------------*/
@@ -45,13 +47,13 @@
#define POLL_TX_TO_RESP_RX_DLY_UUS 150
/* This is the delay from Frame RX timestamp to TX reply timestamp used for calculating/setting the DW1000's delayed TX function. This includes the
* frame length of approximately 2.66 ms with above configuration. */
-#define RESP_RX_TO_FINAL_TX_DLY_UUS 4100
+#define RESP_RX_TO_FINAL_TX_DLY_UUS 5100
/* Receive response timeout. See NOTE 5 below. */
#define RESP_RX_TIMEOUT_UUS 14700
#define POLL_RX_TO_RESP_TX_DLY_UUS 3600
/* This is the delay from the end of the frame transmission to the enable of the receiver, as programmed for the DW1000's wait for response feature. */
-#define RESP_TX_TO_FINAL_RX_DLY_UUS 500
+#define RESP_TX_TO_FINAL_RX_DLY_UUS 1500
/* Receive final timeout. See NOTE 5 below. */
#define FINAL_RX_TIMEOUT_UUS 4300
@@ -221,7 +223,9 @@
/* Configure DW1000. See NOTE 6 below. */
dwt_configure(&config);//配置DW1000
+
+
/* Apply default antenna delay value. See NOTE 1 below. */
dwt_setrxantennadelay(RX_ANT_DLY); //设置接收天线延迟
dwt_settxantennadelay(TX_ANT_DLY); //设置发射天线延迟
@@ -231,11 +235,24 @@
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_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);
+ GPIO_SetBits(SPIx_GPIO, SPIx_CS);
/* Write frame data to DW1000 and prepare transmission. See NOTE 7 below. */
tx_poll_msg[ALL_MSG_SN_IDX] = frame_seq_nb;
@@ -292,26 +309,6 @@
dwt_writetxdata(sizeof(tx_final_msg), tx_final_msg, 0);//将发送数据写入DW1000
dwt_writetxfctrl(sizeof(tx_final_msg), 0);//设定发送数据长度
dwt_starttx(DWT_START_TX_DELAYED);//设定为延迟发送
-
- //这里为串口输出
-// if (GPIO_ReadInputDataBit(GPIOA, SW2) != RESET) //通过拨码开关判断数据输出格式
-// {
-// dID = TAG_ID;
-// printf("TAG_ID: %2.0f ", dID);
-// dID = ANCHOR_ID;
-// printf("ANCHOR_ID: %2.0f ", dID);
-// printf("Distance: %5.0f cm\n", (double)dist[TAG_ID]);
-// }
-// else
-// {
-// send[2] = ANCHOR_ID;
-// send[3] = TAG_ID;
-
-// memcpy(&send[4], &dist[TAG_ID], 2);
-// check = Checksum_u16(&send[2], 6);
-// memcpy(&send[8], &check, 2);
-// USART_puts(send, 10);
-// }
/* Poll DW1000 until TX frame sent event set. See NOTE 8 below. */
while (!(dwt_read32bitreg(SYS_STATUS_ID) & SYS_STATUS_TXFRS))//不断查询芯片状态直到发送完成
@@ -337,7 +334,8 @@
}
LED0_BLINK;
/* Execute a delay between ranging exchanges. */
- deca_sleep(RNG_DELAY_MS + random_delay_tim); //休眠固定时间
+ dwt_entersleep();
+
}
void Anchor_App(void)
@@ -353,7 +351,10 @@
/* Poll for reception of a frame or error/timeout. See NOTE 7 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接收成功或者出现错误
- { };
+ {
+ UART_CheckReceive();
+ UART_CheckSend();
+ };
if (status_reg & SYS_STATUS_RXFCG)//成功接收
{
@@ -451,25 +452,6 @@
// dist[TAG_ID] = LP(dis, TAG_ID); //LP 为低通滤波器，让数据更稳定
LED0_BLINK; //每成功一次通讯则闪烁一次
- //这里供串口输出
-// if (GPIO_ReadInputDataBit(GPIOA, SW2) != RESET) //通过拨码开关判断数据输出格式
-// {
-// dID = TAG_ID;
-// printf("TAG_ID: %2.0f ", dID);
-// dID = ANCHOR_ID;
-// printf("ANCHOR_ID: %2.0f ", dID);
-// printf("Distance: %5.0f cm\n", (double)dist[TAG_ID]);
-// }
-// else
-// {
-// send[2] = ANCHOR_ID;
-// send[3] = TAG_ID;
-
-// memcpy(&send[4], &dist[TAG_ID], 2);
-// check = Checksum_u16(&send[2], 6);
-// memcpy(&send[8], &check, 2);
-// USART_puts(send, 10);
-// }
}
}
--
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