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蓝牙模块nRF52810_UART

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【文件目录】nRF52810
├── LC52810模块手册.docx
├── UART_all-20180827.hex
├── nRF52 模块帮助文档.doc
└── nRF52_UART_DEMO源码/** * 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. * *//** @file * * @defgroup ble_sdk_uart_over_ble_main main.c * @{ * @ingroup ble_sdk_app_nus_eval * @brief UART over BLE application main file. * * This file contains the source code for a sample application that uses the Nordic UART service. * This application uses the @ref srvlib_conn_params module. */#include <stdint.h>#include <string.h>#include "nordic_common.h"#include "nrf.h"#include "ble_hci.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 "nrf_ble_gatt.h"#include "nrf_ble_qwr.h"#include "app_timer.h"#include "ble_nus.h"#include "app_uart.h"#include "app_util_platform.h"#include "bsp_btn_ble.h"#include "nrf_pwr_mgmt.h"#if defined (UART_PRESENT)#include "nrf_uart.h"#endif#if defined (UARTE_PRESENT)#include "nrf_uarte.h"#endif#include "nrf_log.h"#include "nrf_log_ctrl.h"#include "nrf_log_default_backends.h"#define APP_BLE_CONN_CFG_TAG 1 /**< A tag identifying the SoftDevice BLE configuration. */#define DEVICE_NAME "JOE_UART" /**< Name of device. Will be included in the advertising data. */#define NUS_SERVICE_UUID_TYPE BLE_UUID_TYPE_VENDOR_BEGIN /**< UUID type for the Nordic UART Service (vendor specific). */#define APP_BLE_OBSERVER_PRIO 3 /**< Application's BLE observer priority. You shouldn't need to modify this value. */#define APP_ADV_INTERVAL 64 /**< The advertising interval (in units of 0.625 ms. This value corresponds to 40 ms). */#define APP_ADV_DURATION 18000 /**< The advertising duration (180 seconds) in units of 10 milliseconds. */#define MIN_CONN_INTERVAL MSEC_TO_UNITS(20, UNIT_1_25_MS) /**< Minimum acceptable connection interval (20 ms), Connection interval uses 1.25 ms units. */#define MAX_CONN_INTERVAL MSEC_TO_UNITS(75, UNIT_1_25_MS) /**< Maximum acceptable connection interval (75 ms), Connection interval uses 1.25 ms units. */#define SLAVE_LATENCY 0 /**< Slave latency. */#define CONN_SUP_TIMEOUT MSEC_TO_UNITS(4000, UNIT_10_MS) /**< Connection supervisory timeout (4 seconds), Supervision Timeout uses 10 ms units. */#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 DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */#define UART_TX_BUF_SIZE 256 /**< UART TX buffer size. */#define UART_RX_BUF_SIZE 256 /**< UART RX buffer size. */BLE_NUS_DEF(m_nus, NRF_SDH_BLE_TOTAL_LINK_COUNT); /**< BLE NUS service instance. */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. */#define UART_RX_TIMER_INTERVAL APP_TIMER_TICKS(20) /**< uart rx timer interval (ticks). */APP_TIMER_DEF(m_uart_rx_timer_id); /**< m_uart_rx timer. */static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */static uint16_t m_ble_nus_max_data_len = BLE_GATT_ATT_MTU_DEFAULT - 3; /**< Maximum length of data (in bytes) that can be transmitted to the peer by the Nordic UART service module. */static ble_uuid_t m_adv_uuids[] = /**< Universally unique service identifier. */{ {BLE_UUID_NUS_SERVICE, NUS_SERVICE_UUID_TYPE}};static uint8_t m_uart_rx_data_array[BLE_NUS_MAX_DATA_LEN];static uint8_t m_uart_rx_index = 0;static void uart_rx_timeout_handler(void * p_context);/**@brief Function for assert macro callback. * * @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 analyse * 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] p_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);}/**@brief Function for starting application timers. */static void application_timers_start(void){ ret_code_t err_code; // Start application timers. err_code = app_timer_start(m_uart_rx_timer_id, UART_RX_TIMER_INTERVAL, NULL); APP_ERROR_CHECK(err_code);}/**@brief Function for initializing the timer module. */static void timers_init(void){ ret_code_t err_code = app_timer_init(); APP_ERROR_CHECK(err_code); err_code = app_timer_create(&m_uart_rx_timer_id, APP_TIMER_MODE_SINGLE_SHOT, //APP_TIMER_MODE_REPEATED,// uart_rx_timeout_handler); APP_ERROR_CHECK(err_code);}/**@brief Function for the GAP initialization. * * @details This function will set up all the necessary GAP (Generic Access Profile) parameters of * the device. It also sets the permissions and appearance. */static void gap_params_init(void){ uint32_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 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 handling the data from the Nordic UART Service. * * @details This function will process the data received from the Nordic UART BLE Service and send * it to the UART module. * * @param[in] p_evt Nordic UART Service event. *//**@snippet [Handling the data received over BLE] */static void nus_data_handler(ble_nus_evt_t * p_evt){ if (p_evt->type == BLE_NUS_EVT_RX_DATA) { uint32_t err_code; NRF_LOG_DEBUG("Received data from BLE NUS. Writing data on UART."); NRF_LOG_HEXDUMP_DEBUG(p_evt->params.rx_data.p_data, p_evt->params.rx_data.length); for (uint32_t i = 0; i < p_evt->params.rx_data.length; i ) { do { err_code = app_uart_put(p_evt->params.rx_data.p_data[i]); if ((err_code != NRF_SUCCESS) && (err_code != NRF_ERROR_BUSY)) { NRF_LOG_ERROR("Failed receiving NUS message. Error 0x%x. ", err_code); APP_ERROR_CHECK(err_code); } } while (err_code == NRF_ERROR_BUSY); } if (p_evt->params.rx_data.p_data[p_evt->params.rx_data.length - 1] == '\r') { while (app_uart_put('\n') == NRF_ERROR_BUSY); } }}/**@snippet [Handling the data received over BLE] *//**@brief Function for initializing services that will be used by the application. */static void services_init(void){ uint32_t err_code; ble_nus_init_t nus_init; 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); // Initialize NUS. memset(&nus_init, 0, sizeof(nus_init)); nus_init.data_handler = nus_data_handler; err_code = ble_nus_init(&m_nus, &nus_init); APP_ERROR_CHECK(err_code);}/**@brief Function for handling an event from 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){ uint32_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 errors from the Connection Parameters module. * * @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){ uint32_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 putting the chip into sleep mode. * * @note This function will not return. */static void sleep_mode_enter(void){ uint32_t 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){ uint32_t err_code; switch (ble_adv_evt) { case BLE_ADV_EVT_FAST: 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){ uint32_t err_code; switch (p_ble_evt->header.evt_id) { 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_DISCONNECTED: NRF_LOG_INFO("Disconnected"); // LED indication will be changed when advertising starts. m_conn_handle = BLE_CONN_HANDLE_INVALID; 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_GAP_EVT_SEC_PARAMS_REQUEST: // Pairing not supported err_code = sd_ble_gap_sec_params_reply(m_conn_handle, BLE_GAP_SEC_STATUS_PAIRING_NOT_SUPP, NULL, NULL); APP_ERROR_CHECK(err_code); break; case BLE_GATTS_EVT_SYS_ATTR_MISSING: // No system attributes have been stored. err_code = sd_ble_gatts_sys_attr_set(m_conn_handle, NULL, 0, 0); APP_ERROR_CHECK(err_code); break; case BLE_GATTC_EVT_TIMEOUT: // Disconnect on GATT Client timeout event. 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. 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 the SoftDevice initialization. * * @details This function 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);}/**@brief Function for handling events from the GATT library. */void gatt_evt_handler(nrf_ble_gatt_t * p_gatt, nrf_ble_gatt_evt_t const * p_evt){ if ((m_conn_handle == p_evt->conn_handle) && (p_evt->evt_id == NRF_BLE_GATT_EVT_ATT_MTU_UPDATED)) { m_ble_nus_max_data_len = p_evt->params.att_mtu_effective - OPCODE_LENGTH - HANDLE_LENGTH; NRF_LOG_INFO("Data len is set to 0x%X(%d)", m_ble_nus_max_data_len, m_ble_nus_max_data_len); } NRF_LOG_DEBUG("ATT MTU exchange completed. central 0x%x peripheral 0x%x", p_gatt->att_mtu_desired_central, p_gatt->att_mtu_desired_periph);}/**@brief Function for initializing the GATT library. */void gatt_init(void){ ret_code_t err_code; err_code = nrf_ble_gatt_init(&m_gatt, gatt_evt_handler); APP_ERROR_CHECK(err_code); err_code = nrf_ble_gatt_att_mtu_periph_set(&m_gatt, NRF_SDH_BLE_GATT_MAX_MTU_SIZE); APP_ERROR_CHECK(err_code);}/**@brief Function for handling events from the BSP module. * * @param[in] event Event generated by button press. */void bsp_event_handler(bsp_event_t event){ uint32_t err_code; switch (event) { case BSP_EVENT_SLEEP: sleep_mode_enter(); break; 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; 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; default: break; }}/**@brief Function for handling theuart tx timer timeout. * * @details This function will be called each time the uart tx timer expires. * * @param[in] p_context Pointer used for passing some arbitrary information (context) from the * app_start_timer() call to the timeout handler. */static void uart_rx_timeout_handler(void * p_context){static uint8_t last_rx_inde = 0;uint32_t err_code; UNUSED_PARAMETER(p_context);//if ((m_uart_rx_data_array[m_uart_rx_index - 1] == '\n') || (m_uart_rx_index >= (m_ble_nus_max_data_len)))if((last_rx_inde != m_uart_rx_index && m_uart_rx_index > 0) || (m_uart_rx_index >= (m_ble_nus_max_data_len))){//printf("\r\n uart_rx_timeout_handler \r\n");//debugerdo{uint16_t length = (uint16_t)m_uart_rx_index;uint32_t err_code = ble_nus_data_send(&m_nus, m_uart_rx_data_array, &length, m_conn_handle);if ( (err_code != NRF_ERROR_INVALID_STATE) && (err_code != NRF_ERROR_BUSY) &&(err_code != NRF_ERROR_NOT_FOUND) ){APP_ERROR_CHECK(err_code);}} while (err_code == NRF_ERROR_BUSY);m_uart_rx_index = 0;last_rx_inde = 0;} else last_rx_inde = m_uart_rx_index;}/**@brief Function for handling app_uart events. * * @details This function will receive a single character from the app_uart module and append it to * a string. The string will be be sent over BLE when the last character received was a * 'new line' '\n' (hex 0x0A) or if the string has reached the maximum data length. *//**@snippet [Handling the data received over UART] */void uart_event_handle(app_uart_evt_t * p_event){ uint32_t err_code; switch (p_event->evt_type) { case APP_UART_DATA_READY: UNUSED_VARIABLE(app_uart_get(&m_uart_rx_data_array[m_uart_rx_index])); m_uart_rx_index ; if(m_uart_rx_index >= (m_ble_nus_max_data_len)){uart_rx_timeout_handler( p_event );} else{application_timers_start();}// UNUSED_VARIABLE(app_uart_get(&data_array[index]));// index ;// if ((m_uart_rx_data_array[m_uart_rx_index - 1] == '\n') || (m_uart_rx_index >= (m_ble_nus_max_data_len)))// {// //NRF_LOG_DEBUG("Ready to send data over BLE NUS");// //NRF_LOG_HEXDUMP_DEBUG(data_array, index);// do// {// uint16_t length = (uint16_t)m_uart_rx_index;// err_code = ble_nus_data_send(&m_nus, m_uart_rx_data_array, &length, m_conn_handle);// if ( (err_code != NRF_ERROR_INVALID_STATE) && (err_code != NRF_ERROR_BUSY) &&// (err_code != NRF_ERROR_NOT_FOUND) )// {// APP_ERROR_CHECK(err_code);// }// } while (err_code == NRF_ERROR_BUSY);// m_uart_rx_index = 0;// } break; case APP_UART_COMMUNICATION_ERROR: APP_ERROR_HANDLER(p_event->data.error_communication); break; case APP_UART_FIFO_ERROR: APP_ERROR_HANDLER(p_event->data.error_code); break; default: break; }}/**@snippet [Handling the data received over UART] *//**@brief Function for initializing the UART module. *//**@snippet [UART Initialization] */static void uart_init(void){ uint32_t err_code; app_uart_comm_params_t const comm_params = { .rx_pin_no = RX_PIN_NUMBER, .tx_pin_no = TX_PIN_NUMBER, .rts_pin_no = RTS_PIN_NUMBER, .cts_pin_no = CTS_PIN_NUMBER, .flow_control = APP_UART_FLOW_CONTROL_DISABLED, .use_parity = false,#if defined (UART_PRESENT) .baud_rate = NRF_UART_BAUDRATE_115200#else .baud_rate = NRF_UARTE_BAUDRATE_115200#endif }; APP_UART_FIFO_INIT(&comm_params, UART_RX_BUF_SIZE, UART_TX_BUF_SIZE, uart_event_handle, APP_IRQ_PRIORITY_LOWEST, err_code); APP_ERROR_CHECK(err_code);}/**@snippet [UART Initialization] *//**@brief Function for initializing the Advertising functionality. */static void advertising_init(void){ uint32_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 = false; init.advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_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){ bsp_event_t startup_event; uint32_t 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){ UNUSED_RETURN_VALUE(NRF_LOG_PROCESS()); nrf_pwr_mgmt_run();}/**@brief Function for starting advertising. */static void advertising_start(void){ uint32_t err_code = ble_advertising_start(&m_advertising, BLE_ADV_MODE_FAST); APP_ERROR_CHECK(err_code);}/**@brief Application main function. */int main(void){ bool erase_bonds; // Initialize. uart_init(); //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(); // Start execution. //printf("\r\nUART started.\r\n"); //NRF_LOG_INFO("Debug logging for UART over RTT started."); advertising_start();//application_timers_start(); // Enter main loop. for (;;) { idle_state_handle(); }}/** * @} */

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