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| author | James McKenzie <root@ka-ata-killa.panaceas.james.local> | 2024-02-09 09:35:42 +0000 |
|---|---|---|
| committer | James McKenzie <root@ka-ata-killa.panaceas.james.local> | 2024-02-09 09:35:42 +0000 |
| commit | 1438b22b2e5cd4dd04403241f27500dba84fb309 (patch) | |
| tree | 99cfec0e5f31c59885b259c199253c5f63774f3b /main.c | |
| download | beacon-9-1438b22b2e5cd4dd04403241f27500dba84fb309.tar.gz beacon-9-1438b22b2e5cd4dd04403241f27500dba84fb309.tar.bz2 beacon-9-1438b22b2e5cd4dd04403241f27500dba84fb309.zip | |
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Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 266 |
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@@ -0,0 +1,266 @@ +/* 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.
+ *
+ */
+
+/** @file
+ *
+ * @defgroup ble_sdk_app_beacon_main main.c
+ * @{
+ * @ingroup ble_sdk_app_beacon
+ * @brief Beacon Transmitter Sample Application main file.
+ *
+ * This file contains the source code for an Beacon transmitter sample application.
+ */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <sdk/libraries/util/nordic_common.h>
+#include <sdk/device/nrf.h>
+#include <sdk/ble/ble_advertising/ble_advertising.h>
+#include <sdk/ble/common/ble_advdata.h>
+#include <sdk/libraries/timer/app_timer_appsh.h>
+#include <sdk/libraries/button/app_button.h>
+#include <sdk/softdevice/s130/headers/ble.h>
+#include <sdk/softdevice/s130/headers/ble_hci.h>
+#include <sdk/libraries/scheduler/app_scheduler.h>
+#include <sdk/softdevice/common/softdevice_handler/softdevice_handler_appsh.h>
+
+#include "bsp/bsp.h"
+#include "bsp/bsp_btn_ble.h"
+
+
+
+#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 APP_CFG_NON_CONN_ADV_TIMEOUT 0 /**< Time for which the device must be advertising in non-connectable mode (in seconds). 0 disables timeout. */
+#define NON_CONNECTABLE_ADV_INTERVAL MSEC_TO_UNITS(100, UNIT_0_625_MS) /**< The advertising interval for non-connectable advertisement (100 ms). This value can vary between 100ms to 10.24s). */
+
+#define APP_BEACON_INFO_LENGTH 0x17 /**< Total length of information advertised by the Beacon. */
+#define APP_ADV_DATA_LENGTH 0x15 /**< Length of manufacturer specific data in the advertisement. */
+#define APP_DEVICE_TYPE 0x02 /**< 0x02 refers to Beacon. */
+#define APP_MEASURED_RSSI 0xC3 /**< The Beacon's measured RSSI at 1 meter distance in dBm. */
+#define APP_COMPANY_IDENTIFIER 0x0059 /**< Company identifier for Nordic Semiconductor ASA. as per www.bluetooth.org. */
+#define APP_MAJOR_VALUE 0x01, 0x02 /**< Major value used to identify Beacons. */
+#define APP_MINOR_VALUE 0x03, 0x04 /**< Minor value used to identify Beacons. */
+#define APP_BEACON_UUID 0x01, 0x12, 0x23, 0x34, \
+ 0x45, 0x56, 0x67, 0x78, \
+ 0x89, 0x9a, 0xab, 0xbc, \
+ 0xcd, 0xde, 0xef, 0xf0 /**< Proprietary UUID for Beacon. */
+
+#define DEAD_BEEF 0xDEADBEEF /**< Value used as error code on stack dump, can be used to identify stack location on stack unwind. */
+
+#define APP_TIMER_PRESCALER 0 /**< Value of the RTC1 PRESCALER register. */
+#define APP_TIMER_MAX_TIMERS (2+BSP_APP_TIMERS_NUMBER) /**< Maximum number of simultaneously created timers. */
+#define APP_TIMER_OP_QUEUE_SIZE 4 /**< Size of timer operation queues. */
+
+#if defined(USE_UICR_FOR_MAJ_MIN_VALUES)
+#define MAJ_VAL_OFFSET_IN_BEACON_INFO 18 /**< Position of the MSB of the Major Value in m_beacon_info array. */
+#define UICR_ADDRESS 0x10001080 /**< Address of the UICR register used by this example. The major and minor versions to be encoded into the advertising data will be picked up from this location. */
+#endif
+
+static ble_gap_adv_params_t m_adv_params; /**< Parameters to be passed to the stack when starting advertising. */
+static uint8_t m_beacon_info[APP_BEACON_INFO_LENGTH] = /**< Information advertised by the Beacon. */
+{
+ APP_DEVICE_TYPE, // Manufacturer specific information. Specifies the device type in this
+ // implementation.
+ APP_ADV_DATA_LENGTH, // Manufacturer specific information. Specifies the length of the
+ // manufacturer specific data in this implementation.
+ APP_BEACON_UUID, // 128 bit UUID value.
+ APP_MAJOR_VALUE, // Major arbitrary value that can be used to distinguish between Beacons.
+ APP_MINOR_VALUE, // Minor arbitrary value that can be used to distinguish between Beacons.
+ APP_MEASURED_RSSI // Manufacturer specific information. The Beacon's measured TX power in
+ // this implementation.
+};
+
+/**@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);
+}
+
+/**@brief Function for initializing the Advertising functionality.
+ *
+ * @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;
+ uint8_t flags = BLE_GAP_ADV_FLAG_BR_EDR_NOT_SUPPORTED;
+
+ ble_advdata_manuf_data_t manuf_specific_data;
+
+ manuf_specific_data.company_identifier = APP_COMPANY_IDENTIFIER;
+
+#if defined(USE_UICR_FOR_MAJ_MIN_VALUES)
+ // If USE_UICR_FOR_MAJ_MIN_VALUES is defined, the major and minor values will be read from the
+ // UICR instead of using the default values. The major and minor values obtained from the UICR
+ // are encoded into advertising data in big endian order (MSB First).
+ // To set the UICR used by this example to a desired value, write to the address 0x10001080
+ // using the nrfjprog tool. The command to be used is as follows.
+ // nrfjprog --snr <Segger-chip-Serial-Number> --memwr 0x10001080 --val <your major/minor value>
+ // For example, for a major value and minor value of 0xabcd and 0x0102 respectively, the
+ // the following command should be used.
+ // nrfjprog --snr <Segger-chip-Serial-Number> --memwr 0x10001080 --val 0xabcd0102
+ uint16_t major_value = ((*(uint32_t *)UICR_ADDRESS) & 0xFFFF0000) >> 16;
+ uint16_t minor_value = ((*(uint32_t *)UICR_ADDRESS) & 0x0000FFFF);
+
+ uint8_t index = MAJ_VAL_OFFSET_IN_BEACON_INFO;
+
+ m_beacon_info[index++] = MSB(major_value);
+ m_beacon_info[index++] = LSB(major_value);
+
+ m_beacon_info[index++] = MSB(minor_value);
+ m_beacon_info[index++] = LSB(minor_value);
+#endif
+
+ manuf_specific_data.data.p_data = (uint8_t *) m_beacon_info;
+ manuf_specific_data.data.size = APP_BEACON_INFO_LENGTH;
+
+ // Build and set advertising data.
+ memset(&advdata, 0, sizeof(advdata));
+
+ advdata.name_type = BLE_ADVDATA_NO_NAME;
+ advdata.flags = flags;
+ advdata.p_manuf_specific_data = &manuf_specific_data;
+
+ err_code = ble_advdata_set(&advdata, NULL);
+ APP_ERROR_CHECK(err_code);
+
+ // Initialize advertising parameters (used when starting advertising).
+ memset(&m_adv_params, 0, sizeof(m_adv_params));
+
+ m_adv_params.type = BLE_GAP_ADV_TYPE_ADV_NONCONN_IND;
+ m_adv_params.p_peer_addr = NULL; // Undirected advertisement.
+ m_adv_params.fp = BLE_GAP_ADV_FP_ANY;
+ m_adv_params.interval = NON_CONNECTABLE_ADV_INTERVAL;
+ m_adv_params.timeout = APP_CFG_NON_CONN_ADV_TIMEOUT;
+}
+
+
+/**@brief Function for starting advertising.
+ */
+static void advertising_start(void)
+{
+ uint32_t err_code;
+
+ err_code = sd_ble_gap_adv_start(&m_adv_params);
+ APP_ERROR_CHECK(err_code);
+
+ err_code = bsp_indication_set(BSP_INDICATE_ADVERTISING);
+ APP_ERROR_CHECK(err_code);
+}
+
+
+/**@brief Function for initializing the BLE stack.
+ *
+ * @details Initializes the SoftDevice and the BLE event interrupt.
+ */
+static void ble_stack_init(void)
+{
+ // Initialize the SoftDevice handler module.
+ SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, NULL);
+
+ // Enable BLE stack
+ uint32_t err_code;
+ ble_enable_params_t ble_enable_params;
+ memset(&ble_enable_params, 0, sizeof(ble_enable_params));
+#ifdef S130
+ ble_enable_params.gatts_enable_params.attr_tab_size = BLE_GATTS_ATTR_TAB_SIZE_DEFAULT;
+#endif
+ 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);
+}
+
+
+/**@brief Function for doing power management.
+ */
+static void power_manage(void)
+{
+ uint32_t err_code = sd_app_evt_wait();
+ APP_ERROR_CHECK(err_code);
+}
+
+static void sleep_mode_enter(void)
+{
+ uint32_t err_code = bsp_indication_set(BSP_INDICATE_IDLE);
+ APP_ERROR_CHECK(err_code);
+
+ bsp_wakeup_buttons_set(BSP_BUTTON_0_MASK);
+
+ // 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);
+}
+
+
+static void bsp_event_handler(bsp_event_t event)
+{
+ switch (event)
+ {
+ case BSP_EVENT_SLEEP:
+ sleep_mode_enter();
+ break;
+
+ case BSP_EVENT_KEY_0:
+ // do somehting
+ break;
+
+ default:
+ break;
+ }
+}
+
+
+
+/**
+ * @brief Function for application main entry.
+ */
+int main(void)
+{
+ uint32_t err_code;
+ // Initialize.
+ APP_TIMER_INIT(APP_TIMER_PRESCALER, APP_TIMER_MAX_TIMERS, APP_TIMER_OP_QUEUE_SIZE, false);
+ err_code = bsp_init(BSP_INIT_LED | BSP_INIT_BUTTONS, APP_TIMER_TICKS(100, APP_TIMER_PRESCALER), bsp_event_handler);
+ APP_ERROR_CHECK(err_code);
+
+ bsp_event_to_button_action_assign(BSP_BUTTON_0,BSP_BUTTON_ACTION_PUSH,BSP_EVENT_KEY_0);
+
+ ble_stack_init();
+ advertising_init();
+
+
+ // Start execution.
+ advertising_start();
+
+ // Enter main loop.
+ for (;; )
+ {
+ power_manage();
+ }
+}
+
+
+/**
+ * @}
+ */
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