C++ (Cpp) esp_bt_gap_register_callback Beispiele

Beispiel #1

void bt_app_gap_start_up(void)
{
    char *dev_name = "ESP_GAP_INQRUIY";
    esp_bt_dev_set_device_name(dev_name);

    /* set discoverable and connectable mode, wait to be connected */
    esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);

    /* register GAP callback function */
    esp_bt_gap_register_callback(bt_app_gap_cb);

    /* inititialize device information and status */
    app_gap_cb_t *p_dev = &m_dev_info;
    memset(p_dev, 0, sizeof(app_gap_cb_t));

    /* start to discover nearby Bluetooth devices */
    p_dev->state = APP_GAP_STATE_DEVICE_DISCOVERING;
    esp_bt_gap_start_discovery(ESP_BT_INQ_MODE_GENERAL_INQUIRY, 10, 0);
}

Beispiel #2

void app_main()
{
    for (int i = 0; i < SPP_DATA_LEN; ++i) {
        spp_data[i] = i;
    }

    esp_err_t ret = nvs_flash_init();
    if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
        ESP_ERROR_CHECK(nvs_flash_erase());
        ret = nvs_flash_init();
    }
    ESP_ERROR_CHECK( ret );

    ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_BLE));

    esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
    if (esp_bt_controller_init(&bt_cfg) != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s initialize controller failed", __func__);
        return;
    }

    if (esp_bt_controller_enable(ESP_BT_MODE_CLASSIC_BT) != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s enable controller failed", __func__);
        return;
    }

    if (esp_bluedroid_init() != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s initialize bluedroid failed", __func__);
        return;
    }

    if (esp_bluedroid_enable() != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s enable bluedroid failed", __func__);
        return;
    }

    if (esp_bt_gap_register_callback(esp_bt_gap_cb) != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s gap register failed", __func__);
        return;
    }

    if (esp_spp_register_callback(esp_spp_stack_cb) != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s spp register failed", __func__);
        return;
    }
    esp_spp_vfs_register();
    spp_task_task_start_up();
    if (esp_spp_init(esp_spp_mode) != ESP_OK) {
        ESP_LOGE(SPP_TAG, "%s spp init failed", __func__);
        return;
    }

#if (CONFIG_BT_SSP_ENABLED == true)
    /* Set default parameters for Secure Simple Pairing */
    esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE;
    esp_bt_io_cap_t iocap = ESP_BT_IO_CAP_IO;
    esp_bt_gap_set_security_param(param_type, &iocap, sizeof(uint8_t));
#endif

    /*
     * Set default parameters for Legacy Pairing
     * Use variable pin, input pin code when pairing
     */
    esp_bt_pin_type_t pin_type = ESP_BT_PIN_TYPE_VARIABLE;
    esp_bt_pin_code_t pin_code;
    esp_bt_gap_set_pin(pin_type, 0, pin_code);
}