/**

* Copyright (c) 2014 - 2018, Nordic Semiconductor ASA

*

* All rights reserved.

*

* Redistribution and use in source and binary forms, with or without modification,

* are permitted provided that the following conditions are met:

*

* 1. Redistributions of source code must retain the above copyright notice, this

* list of conditions and the following disclaimer.

*

* 2. Redistributions in binary form, except as embedded into a Nordic

* Semiconductor ASA integrated circuit in a product or a software update for

* such product, must reproduce the above copyright notice, this list of

* conditions and the following disclaimer in the documentation and/or other

* materials provided with the distribution.

*

* 3. Neither the name of Nordic Semiconductor ASA nor the names of its

* contributors may be used to endorse or promote products derived from this

* software without specific prior written permission.

*

* 4. This software, with or without modification, must only be used with a

* Nordic Semiconductor ASA integrated circuit.

*

* 5. Any software provided in binary form under this license must not be reverse

* engineered, decompiled, modified and/or disassembled.

*

* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS

* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE

* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE

* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE

* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT

* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*

*/

#include "our_service.h"

#include <stdbool.h>

#include <stdint.h>

#include <string.h>

#include "nordic_common.h"

#include "nrf.h"

#include "app_error.h"

#include "ble.h"

#include "ble_hci.h"

#include "ble_srv_common.h"

#include "ble_advdata.h"

#include "ble_advertising.h"

#include "ble_conn_params.h"

#include "nrf_sdh.h"

#include "nrf_sdh_soc.h"

#include "nrf_sdh_ble.h"

#include "app_timer.h"

#include "fds.h"

#include "peer_manager.h"

#include "bsp_btn_ble.h"

#include "sensorsim.h"

#include "ble_conn_state.h"

#include "nrf_ble_gatt.h"

#include "nrf_ble_qwr.h"

#include "nrf_pwr_mgmt.h"

#include "nrf_log.h"

#include "nrf_log_ctrl.h"

#include "nrf_log_default_backends.h"

#include "our_service.h"

#define DEVICE_NAME "OurCharacteristic" /**< 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 187.5 ms). */

#define APP_ADV_DURATION 18000 /**< The advertising duration (180 seconds) in units of 10 milliseconds. */

#define APP_BLE_OBSERVER_PRIO 3 /**< Application's BLE observer priority. You shouldn't need to modify this value. */

#define APP_BLE_CONN_CFG_TAG 1 /**< A tag identifying the SoftDevice BLE configuration. */

#define MIN_CONN_INTERVAL MSEC_TO_UNITS(100, UNIT_1_25_MS) /**< Minimum acceptable connection interval (0.1 seconds). */

#define MAX_CONN_INTERVAL MSEC_TO_UNITS(200, UNIT_1_25_MS) /**< Maximum acceptable connection interval (0.2 second). */

#define SLAVE_LATENCY 0 /**< Slave latency. */

#define CONN_SUP_TIMEOUT MSEC_TO_UNITS(4000, UNIT_10_MS) /**< Connection supervisory timeout (4 seconds). */

#define FIRST_CONN_PARAMS_UPDATE_DELAY APP_TIMER_TICKS(5000) /**< 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) /**< 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 SEC_PARAM_BOND 1 /**< Perform bonding. */

#define SEC_PARAM_MITM 0 /**< Man In The Middle protection not required. */

#define SEC_PARAM_LESC 0 /**< LE Secure Connections not enabled. */

#define SEC_PARAM_KEYPRESS 0 /**< Keypress notifications not enabled. */

#define SEC_PARAM_IO_CAPABILITIES BLE_GAP_IO_CAPS_NONE /**< No I/O capabilities. */

#define SEC_PARAM_OOB 0 /**< Out Of Band data not available. */

#define SEC_PARAM_MIN_KEY_SIZE 7 /**< Minimum encryption key size. */

#define SEC_PARAM_MAX_KEY_SIZE 16 /**< Maximum encryption key size. */

#define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */

NRF_BLE_GATT_DEF(m_gatt); /**< GATT module instance. */

NRF_BLE_QWR_DEF(m_qwr); /**< Context for the Queued Write module.*/

BLE_ADVERTISING_DEF(m_advertising); /**< Advertising module instance. */

static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */

// FROM_SERVICE_TUTORIAL: Declare a service structure for our application

ble_os_t m_our_service;

// OUR_JOB: Step 3.G, Declare an app_timer id variable and define our timer interval and define a timer interval

// Use UUIDs for service(s) used in your application.

static ble_uuid_t m_adv_uuids[] = /**< Universally unique service identifiers. */

{

{BLE_UUID_OUR_SERVICE_UUID, BLE_UUID_TYPE_VENDOR_BEGIN}

};

static void advertising_start(bool erase_bonds);

/**@brief Callback function for asserts in the SoftDevice.

*

* @details This function will be called in case of an assert in the SoftDevice.

*

* @warning This handler is an example only and does not fit a final product. You need to analyze

* how your product is supposed to react in case of Assert.

* @warning On assert from the SoftDevice, the system can only recover on reset.

*

* @param[in] line_num Line number of the failing ASSERT call.

* @param[in] file_name File name of the failing ASSERT call.

*/

void assert_nrf_callback(uint16_t line_num, const uint8_t * p_file_name)

{

app_error_handler(DEAD_BEEF, line_num, p_file_name);

}

// ALREADY_DONE_FOR_YOU: This is a timer event handler

//static void timer_timeout_handler(void * p_context)

//{

// // OUR_JOB: Step 3.F, Update temperature and characteristic value.

//}

/**@brief Function for handling Peer Manager events.

*

* @param[in] p_evt Peer Manager event.

*/

static void pm_evt_handler(pm_evt_t const * p_evt)

{

ret_code_t err_code;

switch (p_evt->evt_id)

{

case PM_EVT_BONDED_PEER_CONNECTED:

{

NRF_LOG_INFO("Connected to a previously bonded device.");

} break;

case PM_EVT_CONN_SEC_SUCCEEDED:

{

NRF_LOG_INFO("Connection secured: role: %d, conn_handle: 0x%x, procedure: %d.",

ble_conn_state_role(p_evt->conn_handle),

p_evt->conn_handle,

p_evt->params.conn_sec_succeeded.procedure);

} break;

case PM_EVT_CONN_SEC_FAILED:

{

/* Often, when securing fails, it shouldn't be restarted, for security reasons.

* Other times, it can be restarted directly.

* Sometimes it can be restarted, but only after changing some Security Parameters.

* Sometimes, it cannot be restarted until the link is disconnected and reconnected.

* Sometimes it is impossible, to secure the link, or the peer device does not support it.

* How to handle this error is highly application dependent. */

} break;

case PM_EVT_CONN_SEC_CONFIG_REQ:

{

// Reject pairing request from an already bonded peer.

pm_conn_sec_config_t conn_sec_config = {.allow_repairing = false};

pm_conn_sec_config_reply(p_evt->conn_handle, &conn_sec_config);

} break;

case PM_EVT_STORAGE_FULL:

{

// Run garbage collection on the flash.

err_code = fds_gc();

if (err_code == FDS_ERR_NO_SPACE_IN_QUEUES)

{

// Retry.

}

else

{

APP_ERROR_CHECK(err_code);

}

} break;

case PM_EVT_PEERS_DELETE_SUCCEEDED:

{

advertising_start(false);

} break;

case PM_EVT_PEER_DATA_UPDATE_FAILED:

{

// Assert.

APP_ERROR_CHECK(p_evt->params.peer_data_update_failed.error);

} break;

case PM_EVT_PEER_DELETE_FAILED:

{

// Assert.

APP_ERROR_CHECK(p_evt->params.peer_delete_failed.error);

} break;

case PM_EVT_PEERS_DELETE_FAILED:

{

// Assert.

APP_ERROR_CHECK(p_evt->params.peers_delete_failed_evt.error);

} break;

case PM_EVT_ERROR_UNEXPECTED:

{

// Assert.

APP_ERROR_CHECK(p_evt->params.error_unexpected.error);

} break;

case PM_EVT_CONN_SEC_START:

case PM_EVT_PEER_DATA_UPDATE_SUCCEEDED:

case PM_EVT_PEER_DELETE_SUCCEEDED:

case PM_EVT_LOCAL_DB_CACHE_APPLIED:

case PM_EVT_LOCAL_DB_CACHE_APPLY_FAILED:

// This can happen when the local DB has changed.

case PM_EVT_SERVICE_CHANGED_IND_SENT:

case PM_EVT_SERVICE_CHANGED_IND_CONFIRMED:

default:

break;

}

}

/**@brief Function for the Timer initialization.

*

* @details Initializes the timer module. This creates and starts application timers.

*/

static void timers_init(void)

{

// Initialize timer module.

ret_code_t err_code = app_timer_init();

APP_ERROR_CHECK(err_code);

// OUR_JOB: Step 3.H, Initiate our timer

}

/**@brief Function for the GAP initialization.

*

* @details This function sets up all the necessary GAP (Generic Access Profile) parameters of the

* device including the device name, appearance, and the preferred connection parameters.

*/

static void gap_params_init(void)

{

ret_code_t err_code;

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_device_name_set(&sec_mode,

(const uint8_t *)DEVICE_NAME,

strlen(DEVICE_NAME));

APP_ERROR_CHECK(err_code);

memset(&gap_conn_params, 0, sizeof(gap_conn_params));

gap_conn_params.min_conn_interval = MIN_CONN_INTERVAL;

gap_conn_params.max_conn_interval = MAX_CONN_INTERVAL;

gap_conn_params.slave_latency = SLAVE_LATENCY;

gap_conn_params.conn_sup_timeout = CONN_SUP_TIMEOUT;

err_code = sd_ble_gap_ppcp_set(&gap_conn_params);

APP_ERROR_CHECK(err_code);

}

/**@brief Function for initializing the GATT module.

*/

static void gatt_init(void)

{

ret_code_t err_code = nrf_ble_gatt_init(&m_gatt, NULL);

APP_ERROR_CHECK(err_code);

}

/**@brief Function for handling Queued Write Module errors.

*

* @details A pointer to this function will be passed to each service which may need to inform the

* application about an error.

*

* @param[in] nrf_error Error code containing information about what went wrong.

*/

static void nrf_qwr_error_handler(uint32_t nrf_error)

{

APP_ERROR_HANDLER(nrf_error);

}

/**@brief Function for initializing services that will be used by the application.

*/

static void services_init(void)

{

uint32_t err_code;

nrf_ble_qwr_init_t qwr_init = {0};

// Initialize Queued Write Module.

qwr_init.error_handler = nrf_qwr_error_handler;

err_code = nrf_ble_qwr_init(&m_qwr, &qwr_init);

APP_ERROR_CHECK(err_code);

//FROM_SERVICE_TUTORIAL: Add code to initialize the services used by the application.

our_service_init(&m_our_service);

}

/**@brief Function for handling the Connection Parameters Module.

*

* @details This function will be called for all events in the Connection Parameters Module which

* are passed to the application.

* @note All this function does is to disconnect. This could have been done by simply

* setting the disconnect_on_fail config parameter, but instead we use the event

* handler mechanism to demonstrate its use.

*

* @param[in] p_evt Event received from the Connection Parameters Module.

*/

static void on_conn_params_evt(ble_conn_params_evt_t * p_evt)

{

ret_code_t err_code;

if (p_evt->evt_type == BLE_CONN_PARAMS_EVT_FAILED)

{

err_code = sd_ble_gap_disconnect(m_conn_handle, BLE_HCI_CONN_INTERVAL_UNACCEPTABLE);

APP_ERROR_CHECK(err_code);

}

}

/**@brief Function for handling a Connection Parameters error.

*

* @param[in] nrf_error Error code containing information about what went wrong.

*/

static void conn_params_error_handler(uint32_t nrf_error)

{

APP_ERROR_HANDLER(nrf_error);

}

/**@brief Function for initializing the Connection Parameters module.

*/

static void conn_params_init(void)

{

ret_code_t err_code;

ble_conn_params_init_t cp_init;

memset(&cp_init, 0, sizeof(cp_init));

cp_init.p_conn_params = NULL;

cp_init.first_conn_params_update_delay = FIRST_CONN_PARAMS_UPDATE_DELAY;

cp_init.next_conn_params_update_delay = NEXT_CONN_PARAMS_UPDATE_DELAY;

cp_init.max_conn_params_update_count = MAX_CONN_PARAMS_UPDATE_COUNT;

cp_init.start_on_notify_cccd_handle = BLE_GATT_HANDLE_INVALID;

cp_init.disconnect_on_fail = false;

cp_init.evt_handler = on_conn_params_evt;

cp_init.error_handler = conn_params_error_handler;

err_code = ble_conn_params_init(&cp_init);

APP_ERROR_CHECK(err_code);

}

/**@brief Function for starting timers.

*/

static void application_timers_start(void)

{

// OUR_JOB: Step 3.I, Start our timer

}

/**@brief Function for putting the chip into sleep mode.

*

* @note This function will not return.

*/

static void sleep_mode_enter(void)

{

ret_code_t err_code;

err_code = bsp_indication_set(BSP_INDICATE_IDLE);

APP_ERROR_CHECK(err_code);

// Prepare wakeup buttons.

err_code = bsp_btn_ble_sleep_mode_prepare();

APP_ERROR_CHECK(err_code);

// Go to system-off mode (this function will not return; wakeup will cause a reset).

err_code = sd_power_system_off();

APP_ERROR_CHECK(err_code);

}

/**@brief Function for handling advertising events.

*

* @details This function will be called for advertising events which are passed to the application.

*

* @param[in] ble_adv_evt Advertising event.

*/

static void on_adv_evt(ble_adv_evt_t ble_adv_evt)

{

ret_code_t err_code;

switch (ble_adv_evt)

{

case BLE_ADV_EVT_FAST:

NRF_LOG_INFO("Fast advertising.");

err_code = bsp_indication_set(BSP_INDICATE_ADVERTISING);

APP_ERROR_CHECK(err_code);

break;

case BLE_ADV_EVT_IDLE:

sleep_mode_enter();

break;

default:

break;

}

}

/**@brief Function for handling BLE events.

*

* @param[in] p_ble_evt Bluetooth stack event.

* @param[in] p_context Unused.

*/

static void ble_evt_handler(ble_evt_t const * p_ble_evt, void * p_context)

{

ret_code_t err_code = NRF_SUCCESS;

switch (p_ble_evt->header.evt_id)

{

case BLE_GAP_EVT_DISCONNECTED:

NRF_LOG_INFO("Disconnected.");

// LED indication will be changed when advertising starts.

break;

case BLE_GAP_EVT_CONNECTED:

NRF_LOG_INFO("Connected.");

err_code = bsp_indication_set(BSP_INDICATE_CONNECTED);

APP_ERROR_CHECK(err_code);

m_conn_handle = p_ble_evt->evt.gap_evt.conn_handle;

err_code = nrf_ble_qwr_conn_handle_assign(&m_qwr, m_conn_handle);

APP_ERROR_CHECK(err_code);

break;

case BLE_GAP_EVT_PHY_UPDATE_REQUEST:

{

NRF_LOG_DEBUG("PHY update request.");

ble_gap_phys_t const phys =

{

.rx_phys = BLE_GAP_PHY_AUTO,

.tx_phys = BLE_GAP_PHY_AUTO,

};

err_code = sd_ble_gap_phy_update(p_ble_evt->evt.gap_evt.conn_handle, &phys);

APP_ERROR_CHECK(err_code);

} break;

case BLE_GATTC_EVT_TIMEOUT:

// Disconnect on GATT Client timeout event.

NRF_LOG_DEBUG("GATT Client Timeout.");

err_code = sd_ble_gap_disconnect(p_ble_evt->evt.gattc_evt.conn_handle,

BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION);

APP_ERROR_CHECK(err_code);

break;

case BLE_GATTS_EVT_TIMEOUT:

// Disconnect on GATT Server timeout event.

NRF_LOG_DEBUG("GATT Server Timeout.");

err_code = sd_ble_gap_disconnect(p_ble_evt->evt.gatts_evt.conn_handle,

BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION);

APP_ERROR_CHECK(err_code);

break;

default:

// No implementation needed.

break;

}

}

/**@brief Function for initializing the BLE stack.

*

* @details Initializes the SoftDevice and the BLE event interrupt.

*/

static void ble_stack_init(void)

{

ret_code_t err_code;

err_code = nrf_sdh_enable_request();

APP_ERROR_CHECK(err_code);

// Configure the BLE stack using the default settings.

// Fetch the start address of the application RAM.

uint32_t ram_start = 0;

err_code = nrf_sdh_ble_default_cfg_set(APP_BLE_CONN_CFG_TAG, &ram_start);

APP_ERROR_CHECK(err_code);

// Enable BLE stack.

err_code = nrf_sdh_ble_enable(&ram_start);

APP_ERROR_CHECK(err_code);

// Register a handler for BLE events.

NRF_SDH_BLE_OBSERVER(m_ble_observer, APP_BLE_OBSERVER_PRIO, ble_evt_handler, NULL);

//OUR_JOB: Step 3.C Call ble_our_service_on_ble_evt() to do housekeeping of ble connections related to our service and characteristics

}

/**@brief Function for the Peer Manager initialization.

*/

static void peer_manager_init(void)

{

ble_gap_sec_params_t sec_param;

ret_code_t err_code;

err_code = pm_init();

APP_ERROR_CHECK(err_code);

memset(&sec_param, 0, sizeof(ble_gap_sec_params_t));

// Security parameters to be used for all security procedures.

sec_param.bond = SEC_PARAM_BOND;

sec_param.mitm = SEC_PARAM_MITM;

sec_param.lesc = SEC_PARAM_LESC;

sec_param.keypress = SEC_PARAM_KEYPRESS;

sec_param.io_caps = SEC_PARAM_IO_CAPABILITIES;

sec_param.oob = SEC_PARAM_OOB;

sec_param.min_key_size = SEC_PARAM_MIN_KEY_SIZE;

sec_param.max_key_size = SEC_PARAM_MAX_KEY_SIZE;

sec_param.kdist_own.enc = 1;

sec_param.kdist_own.id = 1;

sec_param.kdist_peer.enc = 1;

sec_param.kdist_peer.id = 1;

err_code = pm_sec_params_set(&sec_param);

APP_ERROR_CHECK(err_code);

err_code = pm_register(pm_evt_handler);

APP_ERROR_CHECK(err_code);

}

/**@brief Clear bond information from persistent storage.

*/

static void delete_bonds(void)

{

ret_code_t err_code;

NRF_LOG_INFO("Erase bonds!");

err_code = pm_peers_delete();

APP_ERROR_CHECK(err_code);

}

/**@brief Function for handling events from the BSP module.

*

* @param[in] event Event generated when button is pressed.

*/

static void bsp_event_handler(bsp_event_t event)

{

ret_code_t err_code;

switch (event)

{

case BSP_EVENT_SLEEP:

sleep_mode_enter();

break; // BSP_EVENT_SLEEP

case BSP_EVENT_DISCONNECT:

err_code = sd_ble_gap_disconnect(m_conn_handle,

BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION);

if (err_code != NRF_ERROR_INVALID_STATE)

{

APP_ERROR_CHECK(err_code);

}

break; // BSP_EVENT_DISCONNECT

case BSP_EVENT_WHITELIST_OFF:

if (m_conn_handle == BLE_CONN_HANDLE_INVALID)

{

err_code = ble_advertising_restart_without_whitelist(&m_advertising);

if (err_code != NRF_ERROR_INVALID_STATE)

{

APP_ERROR_CHECK(err_code);

}

}

break; // BSP_EVENT_KEY_0

default:

break;

}

}

/**@brief Function for initializing the Advertising functionality.

*/

static void advertising_init(void)

{

ret_code_t err_code;

ble_advertising_init_t init;

memset(&init, 0, sizeof(init));

init.advdata.name_type = BLE_ADVDATA_FULL_NAME;

init.advdata.include_appearance = true;

init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE;

init.srdata.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]);

init.srdata.uuids_complete.p_uuids = m_adv_uuids;

init.config.ble_adv_fast_enabled = true;

init.config.ble_adv_fast_interval = APP_ADV_INTERVAL;

init.config.ble_adv_fast_timeout = APP_ADV_DURATION;

init.evt_handler = on_adv_evt;

err_code = ble_advertising_init(&m_advertising, &init);

APP_ERROR_CHECK(err_code);

ble_advertising_conn_cfg_tag_set(&m_advertising, APP_BLE_CONN_CFG_TAG);

}

/**@brief Function for initializing buttons and leds.

*

* @param[out] p_erase_bonds Will be true if the clear bonding button was pressed to wake the application up.

*/

static void buttons_leds_init(bool * p_erase_bonds)

{

ret_code_t err_code;

bsp_event_t startup_event;

err_code = bsp_init(BSP_INIT_LEDS | BSP_INIT_BUTTONS, bsp_event_handler);

APP_ERROR_CHECK(err_code);

err_code = bsp_btn_ble_init(NULL, &startup_event);

APP_ERROR_CHECK(err_code);

*p_erase_bonds = (startup_event == BSP_EVENT_CLEAR_BONDING_DATA);

}

/**@brief Function for initializing the nrf log module.

*/

static void log_init(void)

{

ret_code_t err_code = NRF_LOG_INIT(NULL);

APP_ERROR_CHECK(err_code);

NRF_LOG_DEFAULT_BACKENDS_INIT();

}

/**@brief Function for initializing power management.

*/

static void power_management_init(void)

{

ret_code_t err_code;

err_code = nrf_pwr_mgmt_init();

APP_ERROR_CHECK(err_code);

}

/**@brief Function for handling the idle state (main loop).

*

* @details If there is no pending log operation, then sleep until next the next event occurs.

*/

static void idle_state_handle(void)

{

if (NRF_LOG_PROCESS() == false)

{

nrf_pwr_mgmt_run();

}

}

/**@brief Function for starting advertising.

*/

static void advertising_start(bool erase_bonds)

{

if (erase_bonds == true)

{

delete_bonds();

// Advertising is started by PM_EVT_PEERS_DELETED_SUCEEDED event

}

else

{

ret_code_t err_code = ble_advertising_start(&m_advertising, BLE_ADV_MODE_FAST);

APP_ERROR_CHECK(err_code);

}

}

/**@brief Function for application main entry.

*/

int main(void)

{

bool erase_bonds;

// Initialize.

log_init();

timers_init();

buttons_leds_init(&erase_bonds);

power_management_init();

ble_stack_init();

gap_params_init();

gatt_init();

services_init();

advertising_init();

conn_params_init();

peer_manager_init();

// Start execution.

NRF_LOG_INFO("OurCharacteristics tutorial started.");

application_timers_start();

advertising_start(erase_bonds);

// Enter main loop.

for (;;)

{

idle_state_handle();

}

}

/**

* @}

*/