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 | 22 +++++++++++++++++++---
1 files changed, 19 insertions(+), 3 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 bd1960c..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"
@@ -47,13 +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
@@ -223,7 +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
@@ -233,11 +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;
@@ -319,7 +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)
--
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