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show the last 2 byte of mac in device name

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Shuanglei Tao
2024-11-12 13:02:10 +08:00
parent 4c237b88b1
commit 378ba51003
2 changed files with 25 additions and 27 deletions
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50
main.c
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@@ -9,14 +9,6 @@
* the file.
*
*/
/** @example examples/ble_peripheral/ble_app_hrs/main.c
*
* @brief Heart Rate Service Sample Application main file.
*
* This file contains the source code for a sample application using the Heart Rate service
* (and also Battery and Device Information services). This application uses the
* @ref srvlib_conn_params module.
*/
#include <stdint.h>
#include <string.h>
@@ -34,31 +26,27 @@
#include "app_timer.h"
#include "EPD_ble.h"
#define IS_SRVC_CHANGED_CHARACT_PRESENT 1 /**< Include or not the service_changed characteristic. if not enabled, the server's database cannot be changed for the lifetime of the device*/
#define IS_SRVC_CHANGED_CHARACT_PRESENT 1 /**< Include or not the service_changed characteristic. if not enabled, the server's database cannot be changed for the lifetime of the device*/
#define DEVICE_NAME "NRF_EPD_420" /**< Name of device. Will be included in the advertising data. */
#define MANUFACTURER_NAME "NordicSemiconductor" /**< Manufacturer. Will be passed to Device Information Service. */
#define APP_ADV_INTERVAL 300 /**< The advertising interval (in units of 0.625 ms. This value corresponds to 40 ms). */
#define APP_ADV_TIMEOUT_IN_SECONDS 180 /**< The advertising timeout (in units of seconds). */
#define APP_TIMER_PRESCALER 0 /**< Value of the RTC1 PRESCALER register. */
#define APP_TIMER_OP_QUEUE_SIZE 4 /**< Size of timer operation queues. */
#define DEVICE_NAME "NRF_EPD" /**< Name of device. Will be included in the advertising data. */
#define APP_ADV_INTERVAL 300 /**< The advertising interval (in units of 0.625 ms. This value corresponds to 40 ms). */
#define APP_ADV_TIMEOUT_IN_SECONDS 180 /**< The advertising timeout (in units of seconds). */
#define APP_TIMER_PRESCALER 0 /**< Value of the RTC1 PRESCALER register. */
#define APP_TIMER_OP_QUEUE_SIZE 4 /**< Size of timer operation queues. */
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(7.5, UNIT_1_25_MS) /**< Minimum connection interval (7.5 ms) */
#define MAX_CONN_INTERVAL MSEC_TO_UNITS(30, UNIT_1_25_MS) /**< Maximum connection interval (30 ms). */
#define SLAVE_LATENCY 6 /**< Slave latency. */
#define CONN_SUP_TIMEOUT MSEC_TO_UNITS(430, UNIT_10_MS) /**< Connection supervisory timeout (430 ms). */
#define FIRST_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(5000, APP_TIMER_PRESCALER) /**< Time from initiating event (connect or start of notification) to first time sd_ble_gap_conn_param_update is called (5 seconds). */
#define NEXT_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(30000, APP_TIMER_PRESCALER)/**< Time between each call to sd_ble_gap_conn_param_update after the first call (30 seconds). */
#define MAX_CONN_PARAMS_UPDATE_COUNT 3 /**< Number of attempts before giving up the connection parameter negotiation. */
#define FIRST_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(5000, APP_TIMER_PRESCALER) /**< Time from initiating event (connect or start of notification) to first time sd_ble_gap_conn_param_update is called (5 seconds). */
#define NEXT_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(30000, APP_TIMER_PRESCALER) /**< Time between each call to sd_ble_gap_conn_param_update after the first call (30 seconds). */
#define MAX_CONN_PARAMS_UPDATE_COUNT 3 /**< Number of attempts before giving up the connection parameter negotiation. */
#define BLE_MAX_DATA_LEN (GATT_MTU_SIZE_DEFAULT - 3) /**< Maximum length of data (in bytes) that can be transmitted to the peer. */
#define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */
#define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */
static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */
static ble_epd_t m_epd; /**< Structure to identify the EPD Service. */
static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */
static ble_epd_t m_epd; /**< Structure to identify the EPD Service. */
/**@brief Callback function for asserts in the SoftDevice.
*
@@ -105,14 +93,24 @@ static void services_init(void)
static void gap_params_init(void)
{
uint32_t err_code;
char device_name[20];
ble_gap_addr_t addr;
ble_gap_conn_params_t gap_conn_params;
ble_gap_conn_sec_mode_t sec_mode;
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode);
err_code = sd_ble_gap_address_get(&addr);
APP_ERROR_CHECK(err_code);
NRF_LOG_PRINTF("Bluetooth MAC Address: %02X:%02X:%02X:%02X:%02X:%02X\n",
addr.addr[5], addr.addr[4], addr.addr[3],
addr.addr[2], addr.addr[1], addr.addr[0]);
snprintf(device_name, 20, "%s_%02X%02X", DEVICE_NAME, addr.addr[1],addr.addr[0]);
err_code = sd_ble_gap_device_name_set(&sec_mode,
(const uint8_t *)DEVICE_NAME,
strlen(DEVICE_NAME));
(const uint8_t *)device_name,
strlen(device_name));
APP_ERROR_CHECK(err_code);
memset(&gap_conn_params, 0, sizeof(gap_conn_params));