/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved. * * The information contained herein is property of Nordic Semiconductor ASA. * Terms and conditions of usage are described in detail in NORDIC * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT. * * Licensees are granted free, non-transferable use of the information. NO * WARRANTY of ANY KIND is provided. This heading must NOT be removed from * the file. * */ #include #include #include "nordic_common.h" #include "nrf.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 "ble_dfu.h" #if defined(S112) #include "nrf_sdh.h" #include "nrf_sdh_soc.h" #include "nrf_sdh_ble.h" #include "nrf_ble_gatt.h" #include "nrf_bootloader_info.h" #else #include "fstorage.h" #include "softdevice_handler.h" #endif #include "nrf_power.h" #include "app_error.h" #include "app_timer.h" #include "app_scheduler.h" #include "nrf_drv_gpiote.h" #include "nrf_drv_wdt.h" #include "nrf_pwr_mgmt.h" #include "EPD_service.h" #include "main.h" #include "nrf_log.h" #include "nrf_log_ctrl.h" #if defined(S112) #include "nrf_log_default_backends.h" #endif #define CENTRAL_LINK_COUNT 0 /**< Number of central links used by the application. When changing this number remember to adjust the RAM settings*/ #define PERIPHERAL_LINK_COUNT 1 /**< Number of peripheral links used by the application. When changing this number remember to adjust the RAM settings*/ #define DEVICE_NAME "NRF_EPD" /**< Name of device. Will be included in the advertising data. */ #define APP_ADV_INTERVAL 320 /**< The advertising interval (in units of 0.625 ms. This value corresponds to 200 ms). */ #define APP_ADV_TIMEOUT_IN_SECONDS 120 /**< 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. */ #if defined(S112) #define APP_BLE_CONN_CFG_TAG 1 /**< A tag identifying the SoftDevice BLE configuration. */ #define APP_BLE_OBSERVER_PRIO 3 /**< Application's BLE observer priority. You shouldn't need to modify this value. */ #define TIMER_TICKS(MS) APP_TIMER_TICKS(MS) #else #define TIMER_TICKS(MS) APP_TIMER_TICKS(MS, APP_TIMER_PRESCALER) // Low frequency clock source to be used by the SoftDevice #define NRF_CLOCK_LFCLKSRC {.source = NRF_CLOCK_LF_SRC_SYNTH, \ .rc_ctiv = 0, \ .rc_temp_ctiv = 0, \ .xtal_accuracy = NRF_CLOCK_LF_XTAL_ACCURACY_20_PPM} #endif #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 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 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 SCHED_MAX_EVENT_DATA_SIZE EPD_GUI_SCHD_EVENT_DATA_SIZE /**< Maximum size of scheduler events. */ #define SCHED_QUEUE_SIZE 10 /**< Maximum number of events in the scheduler queue. */ #define CLOCK_TIMER_INTERVAL TIMER_TICKS(1000) /**< Clock timer interval (ticks). */ #define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */ #if defined(S112) NRF_BLE_GATT_DEF(m_gatt); /**< GATT module instance. */ BLE_ADVERTISING_DEF(m_advertising); /**< Advertising module instance. */ #else static ble_dfu_t m_dfus; /**< Structure used to identify the DFU service. */ #endif static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */ static ble_uuid_t m_adv_uuids[] = {{BLE_UUID_EPD_SVC, \ EPD_SVC_UUID_TYPE}}; /**< Universally unique service identifier. */ BLE_EPD_DEF(m_epd); /**< Structure to identify the EPD Service. */ static uint32_t m_timestamp = 1735689600; /**< Current timestamp. */ APP_TIMER_DEF(m_clock_timer_id); /**< Clock timer. */ static nrf_drv_wdt_channel_id m_wdt_channel_id; static uint32_t m_wdt_last_feed_time = 0; static uint32_t m_resetreas; /**@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); } // return current timestamp uint32_t timestamp(void) { return m_timestamp; } // set the timestamp void set_timestamp(uint32_t timestamp) { app_timer_stop(m_clock_timer_id); m_timestamp = timestamp; app_timer_start(m_clock_timer_id, CLOCK_TIMER_INTERVAL, NULL); } // reload the wdt channel void app_feed_wdt(void) { if (m_timestamp - m_wdt_last_feed_time >= 30) { NRF_LOG_DEBUG("Feed WDT\n"); nrf_drv_wdt_channel_feed(m_wdt_channel_id); m_wdt_last_feed_time = m_timestamp; } } #if defined(S112) static void buttonless_dfu_sdh_state_observer(nrf_sdh_state_evt_t state, void * p_context) { if (state == NRF_SDH_EVT_STATE_DISABLED) { // Softdevice was disabled before going into reset. Inform bootloader to skip CRC on next boot. nrf_power_gpregret2_set(BOOTLOADER_DFU_SKIP_CRC); //Go to system off. nrf_pwr_mgmt_shutdown(NRF_PWR_MGMT_SHUTDOWN_GOTO_SYSOFF); } } /* nrf_sdh state observer. */ NRF_SDH_STATE_OBSERVER(m_buttonless_dfu_state_obs, 0) = { .handler = buttonless_dfu_sdh_state_observer, }; static void advertising_config_get(ble_adv_modes_config_t * p_config) { memset(p_config, 0, sizeof(ble_adv_modes_config_t)); p_config->ble_adv_fast_enabled = true; p_config->ble_adv_fast_interval = APP_ADV_INTERVAL; p_config->ble_adv_fast_timeout = APP_ADV_TIMEOUT_IN_SECONDS * 100; } static void ble_dfu_evt_handler(ble_dfu_buttonless_evt_type_t event) { switch (event) { case BLE_DFU_EVT_BOOTLOADER_ENTER_PREPARE: { NRF_LOG_INFO("Device is preparing to enter bootloader mode."); // Prevent device from advertising on disconnect. ble_adv_modes_config_t config; advertising_config_get(&config); config.ble_adv_on_disconnect_disabled = true; ble_advertising_modes_config_set(&m_advertising, &config); // Disconnect all other bonded devices that currently are connected. // This is required to receive a service changed indication // on bootup after a successful (or aborted) Device Firmware Update. APP_ERROR_CHECK(sd_ble_gap_disconnect(m_conn_handle, BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION)); break; } case BLE_DFU_EVT_BOOTLOADER_ENTER: NRF_LOG_INFO("Device will enter bootloader mode."); break; case BLE_DFU_EVT_BOOTLOADER_ENTER_FAILED: NRF_LOG_ERROR("Request to enter bootloader mode failed asynchroneously."); APP_ERROR_CHECK(false); break; case BLE_DFU_EVT_RESPONSE_SEND_ERROR: NRF_LOG_ERROR("Request to send a response to client failed."); APP_ERROR_CHECK(false); break; default: NRF_LOG_ERROR("Unknown event from ble_dfu_buttonless."); break; } } #else static void ble_dfu_evt_handler(ble_dfu_t * p_dfu, ble_dfu_evt_t * p_evt) { switch (p_evt->type) { case BLE_DFU_EVT_INDICATION_DISABLED: NRF_LOG_INFO("Indication for BLE_DFU is disabled\r\n"); break; case BLE_DFU_EVT_INDICATION_ENABLED: NRF_LOG_INFO("Indication for BLE_DFU is enabled\r\n"); break; case BLE_DFU_EVT_ENTERING_BOOTLOADER: NRF_LOG_INFO("Device is entering bootloader mode!\r\n"); break; default: NRF_LOG_INFO("Unknown event from ble_dfu\r\n"); break; } } #endif static void clock_timer_timeout_handler(void * p_context) { UNUSED_PARAMETER(p_context); m_timestamp++; ble_epd_on_timer(&m_epd, m_timestamp, false); } /**@brief Function for the Event Scheduler initialization. */ static void scheduler_init(void) { APP_SCHED_INIT(SCHED_MAX_EVENT_DATA_SIZE, SCHED_QUEUE_SIZE); } /**@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. #if defined(S112) APP_ERROR_CHECK(app_timer_init()); #else APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_OP_QUEUE_SIZE, false); #endif // Create timers. APP_ERROR_CHECK(app_timer_create(&m_clock_timer_id, APP_TIMER_MODE_REPEATED, clock_timer_timeout_handler)); } /**@brief Function for starting application timers. */ static void application_timers_start(void) { // Start application timers. APP_ERROR_CHECK(app_timer_start(m_clock_timer_id, CLOCK_TIMER_INTERVAL, NULL)); } /**@brief Function for putting the chip into sleep mode. * * @note This function will not return. */ void sleep_mode_enter(void) { NRF_LOG_DEBUG("Entering deep sleep mode\n"); NRF_LOG_FINAL_FLUSH(); nrf_delay_ms(100); ble_epd_sleep_prepare(&m_epd); nrf_pwr_mgmt_shutdown(NRF_PWR_MGMT_SHUTDOWN_GOTO_SYSOFF); } /**@brief Function for initializing services that will be used by the application. */ static void services_init(void) { // Initialize EPD Service. memset(&m_epd, 0, sizeof(ble_epd_t)); APP_ERROR_CHECK(ble_epd_init(&m_epd)); #if defined(S112) ble_dfu_buttonless_init_t dfus_init = {0}; dfus_init.evt_handler = ble_dfu_evt_handler; APP_ERROR_CHECK(ble_dfu_buttonless_init(&dfus_init)); #else // Initialize the Device Firmware Update Service. ble_dfu_init_t dfus_init; memset(&dfus_init, 0, sizeof(dfus_init)); dfus_init.evt_handler = ble_dfu_evt_handler; dfus_init.ctrl_point_security_req_write_perm = SEC_SIGNED; dfus_init.ctrl_point_security_req_cccd_write_perm = SEC_SIGNED; APP_ERROR_CHECK(ble_dfu_init(&m_dfus, &dfus_init)); #endif } /**@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) { 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); #if defined(S112) APP_ERROR_CHECK(sd_ble_gap_addr_get(&addr)); #else APP_ERROR_CHECK(sd_ble_gap_address_get(&addr)); #endif NRF_LOG_INFO("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]); APP_ERROR_CHECK(sd_ble_gap_device_name_set(&sec_mode, (const uint8_t *)device_name, strlen(device_name))); 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; APP_ERROR_CHECK(sd_ble_gap_ppcp_set(&gap_conn_params)); } /**@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) { if (p_evt->evt_type == BLE_CONN_PARAMS_EVT_FAILED) { APP_ERROR_CHECK(sd_ble_gap_disconnect(m_conn_handle, BLE_HCI_CONN_INTERVAL_UNACCEPTABLE)); } } /**@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) { 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; APP_ERROR_CHECK(ble_conn_params_init(&cp_init)); } static void advertising_start(void) { NRF_LOG_INFO("advertising start\n"); #if defined(S112) APP_ERROR_CHECK(ble_advertising_start(&m_advertising, BLE_ADV_MODE_FAST)); #else APP_ERROR_CHECK(ble_advertising_start(BLE_ADV_MODE_FAST)); #endif } void gpiote_evt_handler(nrf_drv_gpiote_pin_t pin, nrf_gpiote_polarity_t action) { NRF_LOG_DEBUG("pin: %d, event: %d\n", pin, action); nrf_drv_gpiote_in_event_disable(pin); nrf_drv_gpiote_in_uninit(pin); nrf_drv_gpiote_uninit(); // blink LED on wakeup EPD_LED_BLINK(); advertising_start(); } static void setup_wakeup_pin(nrf_drv_gpiote_pin_t pin) { NRF_LOG_DEBUG("Setting up wakeup pin\n"); APP_ERROR_CHECK(nrf_drv_gpiote_init()); nrf_drv_gpiote_in_config_t config = GPIOTE_CONFIG_IN_SENSE_LOTOHI(false); APP_ERROR_CHECK(nrf_drv_gpiote_in_init(pin, &config, gpiote_evt_handler)); nrf_drv_gpiote_in_event_enable(pin, true); } /**@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) { switch (ble_adv_evt) { case BLE_ADV_EVT_FAST: break; case BLE_ADV_EVT_IDLE: NRF_LOG_INFO("advertising timeout\n"); if (m_epd.config.wakeup_pin != 0xFF) { if (m_epd.config.display_mode == MODE_PICTURE) sleep_mode_enter(); else setup_wakeup_pin(m_epd.config.wakeup_pin); } else { advertising_start(); } break; default: break; } } /**@brief Function for the application's SoftDevice event handler. * * @param[in] p_ble_evt SoftDevice event. */ static void on_ble_evt(ble_evt_t * p_ble_evt) { switch (p_ble_evt->header.evt_id) { case BLE_GAP_EVT_CONNECTED: NRF_LOG_INFO("CONNECTED\n"); m_conn_handle = p_ble_evt->evt.gap_evt.conn_handle; break; case BLE_GAP_EVT_DISCONNECTED: NRF_LOG_INFO("DISCONNECTED\n"); m_conn_handle = BLE_CONN_HANDLE_INVALID; #if !defined(S112) advertising_start(); #endif break; #if defined(S112) 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, }; APP_ERROR_CHECK(sd_ble_gap_phy_update(p_ble_evt->evt.gap_evt.conn_handle, &phys)); } break; #endif case BLE_GAP_EVT_SEC_PARAMS_REQUEST: // Pairing not supported APP_ERROR_CHECK(sd_ble_gap_sec_params_reply(m_conn_handle, BLE_GAP_SEC_STATUS_PAIRING_NOT_SUPP, NULL, NULL)); break; case BLE_GATTS_EVT_SYS_ATTR_MISSING: // No system attributes have been stored. APP_ERROR_CHECK(sd_ble_gatts_sys_attr_set(m_conn_handle, NULL, 0, 0)); break; case BLE_GATTC_EVT_TIMEOUT: // Disconnect on GATT Client timeout event. APP_ERROR_CHECK(sd_ble_gap_disconnect(p_ble_evt->evt.gattc_evt.conn_handle, BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION)); break; case BLE_GATTS_EVT_TIMEOUT: // Disconnect on GATT Server timeout event. APP_ERROR_CHECK(sd_ble_gap_disconnect(p_ble_evt->evt.gatts_evt.conn_handle, BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION)); break; default: // No implementation needed. break; } } #if defined(S112) /**@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) { UNUSED_PARAMETER(p_context); on_ble_evt((ble_evt_t *)p_ble_evt); } #else /**@brief Function for dispatching a SoftDevice event to all modules with a SoftDevice * event handler. * * @details This function is called from the SoftDevice event interrupt handler after a * SoftDevice event has been received. * * @param[in] p_ble_evt SoftDevice event. */ static void ble_evt_dispatch(ble_evt_t * p_ble_evt) { ble_conn_params_on_ble_evt(p_ble_evt); ble_epd_on_ble_evt(&m_epd, p_ble_evt); on_ble_evt(p_ble_evt); ble_advertising_on_ble_evt(p_ble_evt); ble_dfu_on_ble_evt(&m_dfus, p_ble_evt); } /**@brief Function for dispatching a system event to interested modules. * * @details This function is called from the System event interrupt handler after a system * event has been received. * * @param[in] sys_evt System stack event. */ static void sys_evt_dispatch(uint32_t sys_evt) { // Dispatch the system event to the fstorage module, where it will be // dispatched to the Flash Data Storage (FDS) module. fs_sys_event_handler(sys_evt); // Dispatch to the Advertising module last, since it will check if there are any // pending flash operations in fstorage. Let fstorage process system events first, // so that it can report correctly to the Advertising module. ble_advertising_on_sys_evt(sys_evt); } #endif /**@brief Function for the SoftDevice initialization. * * @details This function initializes the SoftDevice and the BLE event interrupt. */ static void ble_stack_init(void) { #if defined(S112) APP_ERROR_CHECK(nrf_sdh_enable_request()); // Configure the BLE stack using the default settings. // Fetch the start address of the application RAM. uint32_t ram_start = 0; APP_ERROR_CHECK(nrf_sdh_ble_default_cfg_set(APP_BLE_CONN_CFG_TAG, &ram_start)); // Enable BLE stack. APP_ERROR_CHECK(nrf_sdh_ble_enable(&ram_start)); // Register a handler for BLE events. NRF_SDH_BLE_OBSERVER(m_ble_observer, APP_BLE_OBSERVER_PRIO, ble_evt_handler, NULL); #else nrf_clock_lf_cfg_t clock_lf_cfg = NRF_CLOCK_LFCLKSRC; // Initialize the SoftDevice handler module. SOFTDEVICE_HANDLER_INIT(&clock_lf_cfg, NULL); ble_enable_params_t ble_enable_params; APP_ERROR_CHECK(softdevice_enable_get_default_config(CENTRAL_LINK_COUNT, PERIPHERAL_LINK_COUNT, &ble_enable_params)); ble_enable_params.common_enable_params.vs_uuid_count = 2; // Check the ram settings against the used number of links CHECK_RAM_START_ADDR(CENTRAL_LINK_COUNT,PERIPHERAL_LINK_COUNT); // Enable BLE stack. APP_ERROR_CHECK(softdevice_enable(&ble_enable_params)); // Subscribe for BLE events. APP_ERROR_CHECK(softdevice_ble_evt_handler_set(ble_evt_dispatch)); // Subscribe for System events. APP_ERROR_CHECK(softdevice_sys_evt_handler_set(sys_evt_dispatch)); #endif } #if defined(S112) /**@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_epd.max_data_len = p_evt->params.att_mtu_effective - 3; NRF_LOG_INFO("Data len is set to 0x%X(%d)", m_epd.max_data_len, m_epd.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) { APP_ERROR_CHECK(nrf_ble_gatt_init(&m_gatt, gatt_evt_handler)); APP_ERROR_CHECK(nrf_ble_gatt_att_mtu_periph_set(&m_gatt, NRF_SDH_BLE_GATT_MAX_MTU_SIZE)); } #else // Set BW Config to HIGH. static void ble_options_set(void) { ble_opt_t ble_opt; memset(&ble_opt, 0, sizeof(ble_opt)); ble_opt.common_opt.conn_bw.role = BLE_GAP_ROLE_PERIPH; ble_opt.common_opt.conn_bw.conn_bw.conn_bw_rx = BLE_CONN_BW_HIGH; ble_opt.common_opt.conn_bw.conn_bw.conn_bw_tx = BLE_CONN_BW_HIGH; APP_ERROR_CHECK(sd_ble_opt_set(BLE_COMMON_OPT_CONN_BW, &ble_opt)); } #endif /**@brief Function for initializing the Advertising functionality. */ static void advertising_init(void) { #if defined(S112) 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_TIMEOUT_IN_SECONDS * 100; init.evt_handler = on_adv_evt; APP_ERROR_CHECK(ble_advertising_init(&m_advertising, &init)); ble_advertising_conn_cfg_tag_set(&m_advertising, APP_BLE_CONN_CFG_TAG); #else ble_advdata_t advdata; ble_advdata_t scanrsp; ble_adv_modes_config_t options; // Build advertising data struct to pass into @ref ble_advertising_init. memset(&advdata, 0, sizeof(advdata)); advdata.name_type = BLE_ADVDATA_FULL_NAME; advdata.include_appearance = false; advdata.flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_DISC_MODE; memset(&scanrsp, 0, sizeof(scanrsp)); scanrsp.uuids_complete.uuid_cnt = sizeof(m_adv_uuids) / sizeof(m_adv_uuids[0]); scanrsp.uuids_complete.p_uuids = m_adv_uuids; memset(&options, 0, sizeof(options)); options.ble_adv_fast_enabled = true; options.ble_adv_fast_interval = APP_ADV_INTERVAL; options.ble_adv_fast_timeout = APP_ADV_TIMEOUT_IN_SECONDS; APP_ERROR_CHECK(ble_advertising_init(&advdata, &scanrsp, &options, on_adv_evt, NULL)); #endif } /**@brief Function for initializing the nrf log module. */ static void log_init(void) { APP_ERROR_CHECK(NRF_LOG_INIT(timestamp)); #if defined(S112) NRF_LOG_DEFAULT_BACKENDS_INIT(); #endif } /**@brief Function for initializing power management. */ static void power_management_init(void) { #if defined(S112) APP_ERROR_CHECK(nrf_pwr_mgmt_init()); #else APP_ERROR_CHECK(nrf_pwr_mgmt_init(APP_TIMER_TICKS(1000, APP_TIMER_PRESCALER))); #endif } /**@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) { app_feed_wdt(); if (NRF_LOG_PROCESS() == false) nrf_pwr_mgmt_run(); } /** * @brief WDT events handler. */ void wdt_event_handler(void) { //NOTE: The max amount of time we can spend in WDT interrupt is two cycles of 32768[Hz] clock - after that, reset occurs NRF_LOG_ERROR("WDT Rest!\r\n"); NRF_LOG_FINAL_FLUSH(); } /**@brief Function for application main entry. */ int main(void) { log_init(); // Save reset reason. m_resetreas = NRF_POWER->RESETREAS; NRF_POWER->RESETREAS |= NRF_POWER->RESETREAS; NRF_LOG_DEBUG("init..\n"); // Configure WDT. nrf_drv_wdt_config_t config = NRF_DRV_WDT_DEAFULT_CONFIG; APP_ERROR_CHECK(nrf_drv_wdt_init(&config, wdt_event_handler)); APP_ERROR_CHECK(nrf_drv_wdt_channel_alloc(&m_wdt_channel_id)); nrf_drv_wdt_enable(); timers_init(); power_management_init(); ble_stack_init(); scheduler_init(); gap_params_init(); #if defined(S112) gatt_init(); ble_dfu_buttonless_async_svci_init(); #else ble_options_set(); #endif services_init(); advertising_init(); conn_params_init(); NRF_LOG_DEBUG("start..\n"); // Start execution. application_timers_start(); advertising_start(); NRF_LOG_DEBUG("done.\n"); if (m_resetreas & NRF_POWER_RESETREAS_DOG_MASK) { m_epd.config.display_mode = MODE_CALENDAR; ble_epd_on_timer(&m_epd, 0, true); } else { ble_epd_on_timer(&m_epd, m_timestamp, true); } for (;;) { app_sched_execute(); idle_state_handle(); } }