/* Copyright (c) 2012 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. * */ /** @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 #include #include "nordic_common.h" #include "nrf.h" #include "nrf51_bitfields.h" #include "ble_hci.h" #include "ble_advdata.h" #include "ble_conn_params.h" #include "softdevice_handler.h" #include "app_timer.h" #include "app_button.h" #include "ble_nus.h" #include "simple_uart.h" #include "boards.h" #include "ble_error_log.h" #include "ble_debug_assert_handler.h" #include "app_util_platform.h" #include "SpiMaster.h" #include "xl362.h" #include "utils.h" #include "analization.h" #include "nrf_gpio.h" #include "app_timer.h" //uint8_t m_tx_buf[TX_BUF_SIZE]; /**< SPI TX buffer. */ //uint8_t m_rx_buf[RX_BUF_SIZE]; /**< SPI RX buffer. */ #define IS_SRVC_CHANGED_CHARACT_PRESENT 0 /**< Include or not the service_changed characteristic. if not enabled, the server's database cannot be changed for the lifetime of the device*/ #define WAKEUP_BUTTON_PIN BUTTON_0 /**< Button used to wake up the application. */ //#define ADVERTISING_LED_PIN_NO LED_0 /**< LED to indicate advertising state. */ //#define CONNECTED_LED_PIN_NO LED_1 /**< LED to indicate connected state. */ #define DEVICE_NAME "Nordic_UART" /**< Name of device. Will be included in the advertising data. */ #define APP_ADV_INTERVAL 64 /**< 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_MAX_TIMERS 3 /**< Maximum number of simultaneously created timers. */ #define APP_TIMER_OP_QUEUE_SIZE 4 /**< Size of timer operation queues. */ #define MIN_CONN_INTERVAL 16 /**< Minimum acceptable connection interval (20 ms), Connection interval uses 1.25 ms units. */ #define MAX_CONN_INTERVAL 600 /**< Maximum acceptable connection interval (75 ms), Connection interval uses 1.25 ms units. */ #define SLAVE_LATENCY 0 /**< slave latency. */ #define CONN_SUP_TIMEOUT 400 /**< Connection supervisory timeout (4 seconds), Supervision Timeout uses 10 ms units. */ #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 BUTTON_DETECTION_DELAY APP_TIMER_TICKS(50, APP_TIMER_PRESCALER) /**< Delay from a GPIOTE event until a button is reported as pushed (in number of timer ticks). */ #define SEC_PARAM_TIMEOUT 30 /**< Timeout for Pairing Request or Security Request (in seconds). */ #define SEC_PARAM_BOND 1 /**< Perform bonding. */ #define SEC_PARAM_MITM 0 /**< Man In The Middle protection not required. */ #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 START_STRING "Start...\n" /**< The string that will be sent over the UART when the application starts. */ #define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */ static ble_gap_sec_params_t m_sec_params; /**< Security requirements for this application. */ static uint16_t m_conn_handle = BLE_CONN_HANDLE_INVALID; /**< Handle of the current connection. */ static ble_nus_t m_nus; /**< Structure to identify the Nordic UART Service. */ //static bool pair = false; static app_timer_id_t m_adxl_int2_timer_id; /**< Adxl INT 2 Trigger timer. */ extern bool iosConnected; floatCharFunction ver[2] = {0}; extern User_TypeDef user; RtcTime_TypeDef timeStamp; extern RtcTime_TypeDef sysTime; int pointer=0; extern uint8_t transmitBuffer[],receiveBuffer[]; static States StateMachine = STDBY; bool isReceived = false; /**@brief Error handler function, which is called when an error has occurred. * * @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 error. * * @param[in] error_code Error code supplied to the handler. * @param[in] line_num Line number where the handler is called. * @param[in] p_file_name Pointer to the file name. */ void app_error_handler(uint32_t error_code, uint32_t line_num, const uint8_t * p_file_name) { // This call can be used for debug purposes during application development. // @note CAUTION: Activating this code will write the stack to flash on an error. // This function should NOT be used in a final product. // It is intended STRICTLY for development/debugging purposes. // The flash write will happen EVEN if the radio is active, thus interrupting // any communication. // Use with care. Un-comment the line below to use. //ble_debug_assert_handler(error_code, line_num, p_file_name); // On assert, the system can only recover with a reset. NVIC_SystemReset(); } /**@brief Assert macro callback function. * * @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); } static void adxl_int2_timeout_handler(void * p_context) /**@brief Function for Timer initialization. * * @details Initializes the timer module. */ static void timers_init(void) { uint32_t err_code; // Initialize timer module APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_MAX_TIMERS, APP_TIMER_OP_QUEUE_SIZE, false); APP_ERROR_CHECK(err_code); } /**@brief Function for the GAP initialization. * * @details This function will setup 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); err_code=sd_ble_gap_tx_power_set(0); APP_ERROR_CHECK(err_code); } /**@brief Function for the Advertising functionality initialization. * * @details Encodes the required advertising data and passes it to the stack. * Also builds a structure to be passed to the stack when starting advertising. */ static void advertising_init(void) { uint32_t err_code; ble_advdata_t advdata; ble_advdata_t scanrsp; uint8_t flags = BLE_GAP_ADV_FLAGS_LE_ONLY_LIMITED_DISC_MODE; ble_uuid_t adv_uuids[] = {{BLE_UUID_NUS_SERVICE, m_nus.uuid_type}}; memset(&advdata, 0, sizeof(advdata)); advdata.name_type = BLE_ADVDATA_FULL_NAME; advdata.include_appearance = false; advdata.flags.size = sizeof(flags); advdata.flags.p_data = &flags; memset(&scanrsp, 0, sizeof(scanrsp)); scanrsp.uuids_complete.uuid_cnt = sizeof(adv_uuids) / sizeof(adv_uuids[0]); scanrsp.uuids_complete.p_uuids = adv_uuids; err_code = ble_advdata_set(&advdata, &scanrsp); APP_ERROR_CHECK(err_code); } /**@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. */ /**@snippet [Handling the data received over BLE] */ void nus_data_handler(ble_nus_t * p_nus, uint8_t * p_data, uint16_t length) { isReceived = true; } } /**@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; 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 initializing security parameters. */ static void sec_params_init(void) { m_sec_params.timeout = SEC_PARAM_TIMEOUT; m_sec_params.bond = SEC_PARAM_BOND; m_sec_params.mitm = SEC_PARAM_MITM; m_sec_params.io_caps = SEC_PARAM_IO_CAPABILITIES; m_sec_params.oob = SEC_PARAM_OOB; m_sec_params.min_key_size = SEC_PARAM_MIN_KEY_SIZE; m_sec_params.max_key_size = SEC_PARAM_MAX_KEY_SIZE; } /**@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 starting advertising. */ static void advertising_start(void) { uint32_t err_code; ble_gap_adv_params_t adv_params; // Start advertising memset(&adv_params, 0, sizeof(adv_params)); adv_params.type = BLE_GAP_ADV_TYPE_ADV_IND; adv_params.p_peer_addr = NULL; adv_params.fp = BLE_GAP_ADV_FP_ANY; adv_params.interval = APP_ADV_INTERVAL; adv_params.timeout = APP_ADV_TIMEOUT_IN_SECONDS; err_code = sd_ble_gap_adv_start(&adv_params); APP_ERROR_CHECK(err_code); // nrf_gpio_pin_set(ADVERTISING_LED_PIN_NO); } /**@brief Function for the Application's S110 SoftDevice event handler. * * @param[in] p_ble_evt S110 SoftDevice event. */ static void on_ble_evt(ble_evt_t * p_ble_evt) { uint32_t err_code; static ble_gap_evt_auth_status_t m_auth_status; ble_gap_enc_info_t * p_enc_info; switch (p_ble_evt->header.evt_id) { case BLE_GAP_EVT_CONNECTED: // nrf_gpio_pin_set(CONNECTED_LED_PIN_NO); // nrf_gpio_pin_clear(ADVERTISING_LED_PIN_NO); m_conn_handle = p_ble_evt->evt.gap_evt.conn_handle; break; case BLE_GAP_EVT_DISCONNECTED: // nrf_gpio_pin_clear(CONNECTED_LED_PIN_NO); m_conn_handle = BLE_CONN_HANDLE_INVALID; //advertising_start(); // pair = false; // Configure buttons with sense level low as wakeup source. nrf_gpio_cfg_sense_input(WAKEUP_BUTTON_PIN, BUTTON_PULL, NRF_GPIO_PIN_SENSE_LOW); // 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); break; case BLE_GAP_EVT_SEC_PARAMS_REQUEST: err_code = sd_ble_gap_sec_params_reply(m_conn_handle, BLE_GAP_SEC_STATUS_SUCCESS, &m_sec_params); APP_ERROR_CHECK(err_code); break; case BLE_GATTS_EVT_SYS_ATTR_MISSING: err_code = sd_ble_gatts_sys_attr_set(m_conn_handle, NULL, 0); APP_ERROR_CHECK(err_code); break; case BLE_GAP_EVT_AUTH_STATUS: m_auth_status = p_ble_evt->evt.gap_evt.params.auth_status; break; case BLE_GAP_EVT_SEC_INFO_REQUEST: p_enc_info = &m_auth_status.periph_keys.enc_info; if (p_enc_info->div == p_ble_evt->evt.gap_evt.params.sec_info_request.div) { err_code = sd_ble_gap_sec_info_reply(m_conn_handle, p_enc_info, NULL); APP_ERROR_CHECK(err_code); } else { // No keys found for this device err_code = sd_ble_gap_sec_info_reply(m_conn_handle, NULL, NULL); APP_ERROR_CHECK(err_code); } break; case BLE_GAP_EVT_TIMEOUT: if (p_ble_evt->evt.gap_evt.params.timeout.src == BLE_GAP_TIMEOUT_SRC_ADVERTISEMENT) { // nrf_gpio_pin_clear(ADVERTISING_LED_PIN_NO); // Configure buttons with sense level low as wakeup source. nrf_gpio_cfg_sense_input(WAKEUP_BUTTON_PIN, BUTTON_PULL, NRF_GPIO_PIN_SENSE_LOW); // 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); } break; default: // No implementation needed. break; } } /**@brief Function for dispatching a S110 SoftDevice event to all modules with a S110 * SoftDevice event handler. * * @details This function is called from the S110 SoftDevice event interrupt handler after a * S110 SoftDevice event has been received. * * @param[in] p_ble_evt S110 SoftDevice event. */ static void ble_evt_dispatch(ble_evt_t * p_ble_evt) { ble_conn_params_on_ble_evt(p_ble_evt); ble_nus_on_ble_evt(&m_nus, p_ble_evt); on_ble_evt(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) { pstorage_sys_event_handler(sys_evt); } /**@brief Function for the S110 SoftDevice initialization. * * @details This function initializes the S110 SoftDevice and the BLE event interrupt. */ static void ble_stack_init(void) { uint32_t err_code; // Initialize SoftDevice. SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, false); // Enable BLE stack ble_enable_params_t ble_enable_params; memset(&ble_enable_params, 0, sizeof(ble_enable_params)); ble_enable_params.gatts_enable_params.service_changed = IS_SRVC_CHANGED_CHARACT_PRESENT; err_code = sd_ble_enable(&ble_enable_params); APP_ERROR_CHECK(err_code); // Subscribe for BLE events. err_code = softdevice_ble_evt_handler_set(ble_evt_dispatch); APP_ERROR_CHECK(err_code); err_code = softdevice_sys_evt_handler_set(sys_evt_dispatch); APP_ERROR_CHECK(err_code); } /**@brief Function for configuring the buttons. */ static void buttons_init(void) { nrf_gpio_cfg_sense_input(WAKEUP_BUTTON_PIN, BUTTON_PULL, NRF_GPIO_PIN_SENSE_LOW); } /**@brief Function for placing the application in low power state while waiting for events. */ static void power_manage(void) { uint32_t err_code = sd_app_evt_wait(); APP_ERROR_CHECK(err_code); } */ static void application_timers_start(void) { uint32_t err_code; err_code = app_timer_start(m_adxl_int2_timer_id, ADXL_INT2_INTERVAL, NULL); APP_ERROR_CHECK(err_code); } static void application_timers_stop(void) { uint32_t err_code; err_code = app_timer_stop(m_adxl_int2_timer_id); APP_ERROR_CHECK(err_code); } void SysInit(void) { uint32_t err_code =0; //leds_init(); timers_init(); buttons_init(); ble_stack_init(); spiMasterInit(); gap_params_init(); services_init(); advertising_init(); conn_params_init(); sec_params_init(); static void flash_page_erase(uint32_t *page_address) { // Turn on flash erase enable and wait until the NVMC is ready: NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Een << NVMC_CONFIG_WEN_Pos); while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } // Erase page: NRF_NVMC->ERASEPAGE = (uint32_t)page_address; while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } // Turn off flash erase enable and wait until the NVMC is ready: NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Ren << NVMC_CONFIG_WEN_Pos); while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } } /** @brief Function for filling a page in flash with a value. * * @param[in] address Address of the first word in the page to be filled. * @param[in] value Value to be written to flash. */ static void flash_word_write(uint32_t *address, uint32_t value) { // Turn on flash write enable and wait until the NVMC is ready: NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Wen << NVMC_CONFIG_WEN_Pos); while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } *address = value; while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } // Turn off flash write enable and wait until the NVMC is ready: NRF_NVMC->CONFIG = (NVMC_CONFIG_WEN_Ren << NVMC_CONFIG_WEN_Pos); while (NRF_NVMC->READY == NVMC_READY_READY_Busy) { // Do nothing. } } int main(void) { // Initialize SysInit(); uint32_t err_code; // Enter main loop StateMachine = FLASH; for (;;) { switch(StateMachine) { case SAMPLE: break; case ADVERT: advertising_start(); StateMachine = SEND_BT; break; case SEND_BT: SendRecStartTime(timeStamp); sendStatus(3.1,0); sendVerssion(); while(1); break; case FLASH: uint32_t *add = (uint32_t *)0x1FC00; uint32_t *addr; addr = (uint32_t *)0x1FC00; uint32_t val; // Erase page: flash_page_erase(addr); // Write value 0xABABABAB to address 0x1FC00 flash_word_write(addr, (uint32_t)0xABABABAB); val = *addr; // Val should now be 0xABABABAB addr = (uint32_t *)0xFD00; // Erase page flash_page_erase(addr); // Write value 0xCDCDCDCD to address 0xFD00 flash_word_write(addr, (uint32_t)0xCDCDCDCD); val = *addr; break; default: break; } //power_manage(); } } /** * @} */