資源簡(jiǎn)介
使用keil MDK平臺(tái)開發(fā)dwm雙向測(cè)距，一基站+一標(biāo)簽實(shí)現(xiàn)雙向測(cè)距。使用方法：
在工程options中分別預(yù)定義宏EX_05A_DEF 或者 EX_05B_DEF 即可完成標(biāo)簽程序和基站程序的切換。
代碼片段和文件信息
/*!?----------------------------------------------------------------------------
?*??@file????main.c
?*??@brief???Simple?TX?example?code
?*
?*?@attention
?*
?*?Copyright?2015?（c）?Decawave?Ltd?Dublin?Ireland.
?*
?*?All?rights?reserved.
?*
?*?@author?Decawave
?*/
#ifdef?EX_01A_DEF
#include?“deca_device_api.h“
#include?“deca_regs.h“
//#include?“l(fā)cd.h“
#include?“include.h“
#include?“deca_spi.h“
#include?“port.h“
/*?Example?application?name?and?version?to?display?on?LCD?screen.?*/
#define?APP_NAME?“SIMPLE?TX?v1.2“
/*?Default?communication?configuration.?We?use?here?EVK1000‘s?default?mode?（mode?3）.?*/
static?dwt_config_t?config?=?{
????2???????????????/*?Channel?number.?*/
????DWT_PRF_64M?????/*?Pulse?repetition?frequency.?*/
????DWT_PLEN_1024???/*?Preamble?length.?Used?in?TX?only.?*/
????DWT_PAC32???????/*?Preamble?acquisition?chunk?size.?Used?in?RX?only.?*/
????9???????????????/*?TX?preamble?code.?Used?in?TX?only.?*/
????9???????????????/*?RX?preamble?code.?Used?in?RX?only.?*/
????1???????????????/*?0?to?use?standard?SFD?1?to?use?non-standard?SFD.?*/
????DWT_BR_110K?????/*?Data?rate.?*/
????DWT_PHRMODE_STD?/*?PHY?header?mode.?*/
????（1025?+?64?-?32）?/*?SFD?timeout?（preamble?length?+?1?+?SFD?length?-?PAC?size）.?Used?in?RX?only.?*/
};
/*?The?frame?sent?in?this?example?is?an?802.15.4e?standard?blink.?It?is?a?12-byte?frame?composed?of?the?following?fields:
?*?????-?byte?0:?frame?type?（0xC5?for?a?blink）.
?*?????-?byte?1:?sequence?number?incremented?for?each?new?frame.
?*?????-?byte?2?->?9:?device?ID?see?NOTE?1?below.
?*?????-?byte?10/11:?frame?check-sum?automatically?set?by?DW1000.??*/
static?uint8?tx_msg[]?=?{0xC5?0?‘D‘?‘E‘?‘C‘?‘A‘?‘W‘?‘A‘?‘V‘?‘E‘?0?0};
/*?Index?to?access?to?sequence?number?of?the?blink?frame?in?the?tx_msg?array.?*/
#define?blink_frame_SN_IDX?1
/*?Inter-frame?delay?period?in?milliseconds.?*/
#define?TX_DELAY_MS?5000
/*?Dummy?buffer?for?DW1000?wake-up?SPI?read.?See?NOTE?2?below.?*/
#define?DUMMY_BUFFER_LEN?600
static?uint8?dummy_buffer[DUMMY_BUFFER_LEN];
/**
?*?Application?entry?point.
?*/
int?dw_main（void）
{
????/*?Display?application?name?on?LCD.?*/
????printf（APP_NAME）;
printf（“\r\n“）;
????dwt_spicswakeup?（?dummy_buffer?DUMMY_BUFFER_LEN?）;
????/*?Reset?and?initialise?DW1000.?See?NOTE?2?below.
?????*?For?initialisation?DW1000?clocks?must?be?temporarily?set?to?crystal?speed.?After?initialisation?SPI?rate?can?be?increased?for?optimum
?????*?performance.?*/
????reset_DW1000（）;?/*?Target?specific?drive?of?RSTn?line?into?DW1000?low?for?a?period.?*/
????port_set_dw1000_slowrate（）;
????if?（dwt_initialise（DWT_LOADNONE）?==?DWT_ERROR）
????{
????????printf（“INIT?FAILED\r\n“）;
????????while?（1）
????????{?};
????}
????port_set_dw1000_fastrate（）;
????/*?Configure?DW1000.?See?NOTE?3?below.?*/
????dwt_configure（&config）;
????/*?Loop?forever?sending?frames?periodically.?*/
????while（1）
????{
????????/*?Write?frame?data?to?DW1000?and?prepare?transmission.?See?NOTE?4?below.*/
????????dwt_writetxdata（sizeof（tx_ms ?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-05-07?18:58??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????2050??2020-05-04?04:17??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????6176??2020-05-04?21:37??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????7177??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????7818??2020-05-04?20:10??stm32_led_key_timeba
?????文件????????7746??2020-05-04?18:46??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????8635??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件???????12529??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????5766??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????6231??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????8948??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????6438??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件????????6908??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件???????10192??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
?????文件???????10071??2018-12-19?23:43??stm32_led_key_timeba
?????目錄???????????0??2020-05-07?18:51??stm32_led_key_timeba
............此處省略187個(gè)文件信息
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