From c34e96dcefb99eeae562f76838cb75fade7336ff Mon Sep 17 00:00:00 2001 From: bogdan Date: Sat, 21 Oct 2023 18:25:08 +0200 Subject: [PATCH] built simple example with bluetooth stack --- CMakeLists.txt | 7 + include/NetTransport.h | 3 + src/BLE.c | 531 +++++++++++++++++++++++++++++++++++++++++ src/SysConfiguration.c | 3 + 4 files changed, 544 insertions(+) create mode 100644 src/BLE.c diff --git a/CMakeLists.txt b/CMakeLists.txt index 2887b35..4b91a95 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -9,6 +9,10 @@ if(CONFIG_WEBGUIAPP_GPRS_ENABLE) set(gprs_SRCS "src/GSMTransport.c") endif() +if(CONFIG_BT_ENABLED) + set(ble_SRCS "src/BLE.c") +endif() + idf_component_register( SRCS "src/SysConfiguration.c" "src/romfs.c" @@ -31,6 +35,7 @@ idf_component_register( src/RestApiHandler.c src/SysComm.c src/SysErr.c + ${ble_SRCS} ${lora_SRCS} ${gprs_SRCS} ${jreadwrite_SRCS} @@ -55,9 +60,11 @@ idf_component_register( esp_wifi esp_http_server esp_eth + bt esp_cron esp_modem ttn-esp32 + PRIV_REQUIRES ${libespfs_PRIV_REQUIRES} diff --git a/include/NetTransport.h b/include/NetTransport.h index 1074051..2ad6097 100644 --- a/include/NetTransport.h +++ b/include/NetTransport.h @@ -70,6 +70,9 @@ void WiFiStartAPTemp(int seconds); int GetAPClientsNumber(); void EthStart(void); +void BtStart(void); + + void WiFiTransportTask(void *prm); diff --git a/src/BLE.c b/src/BLE.c new file mode 100644 index 0000000..8d66772 --- /dev/null +++ b/src/BLE.c @@ -0,0 +1,531 @@ +/*! Copyright 2023 Bogdan Pilyugin + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * \file BLE.c + * \version 1.0 + * \date 2023-10-21 + * \author Bogdan Pilyugin + * \brief + * \details + * \copyright Apache License, Version 2.0 + */ +#include +#include +#include +#include +#include "nvs.h" +#include "nvs_flash.h" + +#include "esp_bt.h" +#include "esp_gap_ble_api.h" +#include "esp_gattc_api.h" +#include "esp_gatt_defs.h" +#include "esp_bt_main.h" +#include "esp_gatt_common_api.h" +#include "esp_log.h" +#include "freertos/FreeRTOS.h" +#include "freertos/task.h" + +#define TAG "GATTC" +#define GATTC_TAG TAG + + +#define REMOTE_SERVICE_UUID 0x180F +#define REMOTE_NOTIFY_CHAR_UUID 0x2A19 +#define PROFILE_NUM 1 +#define PROFILE_A_APP_ID 0 +#define INVALID_HANDLE 0 + +//static const char remote_device_name[] = "ESP_GATTS_DEMO"; +//static const char remote_device_name[] = "iTAG "; +static const char remote_device_name[] = "LYWSD03MMC"; +static bool connect = false; +static bool get_server = false; +static esp_gattc_char_elem_t *char_elem_result = NULL; +static esp_gattc_descr_elem_t *descr_elem_result = NULL; + +/* Declare static functions */ +static void esp_gap_cb(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param); +static void esp_gattc_cb(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param); +static void gattc_profile_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param); + + +static esp_bt_uuid_t remote_filter_service_uuid = { + .len = ESP_UUID_LEN_16, + .uuid = {.uuid16 = REMOTE_SERVICE_UUID,}, +}; + +static esp_bt_uuid_t remote_filter_char_uuid = { + .len = ESP_UUID_LEN_16, + .uuid = {.uuid16 = REMOTE_NOTIFY_CHAR_UUID,}, +}; + +static esp_bt_uuid_t notify_descr_uuid = { + .len = ESP_UUID_LEN_16, + .uuid = {.uuid16 = ESP_GATT_UUID_CHAR_CLIENT_CONFIG,}, +}; + +static esp_ble_scan_params_t ble_scan_params = { + .scan_type = BLE_SCAN_TYPE_ACTIVE, + .own_addr_type = BLE_ADDR_TYPE_PUBLIC, + .scan_filter_policy = BLE_SCAN_FILTER_ALLOW_ALL, + .scan_interval = 0x50, + .scan_window = 0x30, + .scan_duplicate = BLE_SCAN_DUPLICATE_DISABLE +}; + +struct gattc_profile_inst { + esp_gattc_cb_t gattc_cb; + uint16_t gattc_if; + uint16_t app_id; + uint16_t conn_id; + uint16_t service_start_handle; + uint16_t service_end_handle; + uint16_t char_handle; + esp_bd_addr_t remote_bda; +}; + +/* One gatt-based profile one app_id and one gattc_if, this array will store the gattc_if returned by ESP_GATTS_REG_EVT */ +static struct gattc_profile_inst gl_profile_tab[PROFILE_NUM] = { + [PROFILE_A_APP_ID] = { + .gattc_cb = gattc_profile_event_handler, + .gattc_if = ESP_GATT_IF_NONE, /* Not get the gatt_if, so initial is ESP_GATT_IF_NONE */ + }, +}; + +static void gattc_profile_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param) +{ + esp_ble_gattc_cb_param_t *p_data = (esp_ble_gattc_cb_param_t *)param; + + switch (event) { + case ESP_GATTC_REG_EVT: + ESP_LOGI(GATTC_TAG, "REG_EVT"); + esp_err_t scan_ret = esp_ble_gap_set_scan_params(&ble_scan_params); + if (scan_ret){ + ESP_LOGE(GATTC_TAG, "set scan params error, error code = %x", scan_ret); + } + break; + case ESP_GATTC_CONNECT_EVT:{ + ESP_LOGI(GATTC_TAG, "ESP_GATTC_CONNECT_EVT conn_id %d, if %d", p_data->connect.conn_id, gattc_if); + gl_profile_tab[PROFILE_A_APP_ID].conn_id = p_data->connect.conn_id; + memcpy(gl_profile_tab[PROFILE_A_APP_ID].remote_bda, p_data->connect.remote_bda, sizeof(esp_bd_addr_t)); + ESP_LOGI(GATTC_TAG, "REMOTE BDA:"); + esp_log_buffer_hex(GATTC_TAG, gl_profile_tab[PROFILE_A_APP_ID].remote_bda, sizeof(esp_bd_addr_t)); + esp_err_t mtu_ret = esp_ble_gattc_send_mtu_req (gattc_if, p_data->connect.conn_id); + if (mtu_ret){ + ESP_LOGE(GATTC_TAG, "config MTU error, error code = %x", mtu_ret); + } + break; + } + case ESP_GATTC_OPEN_EVT: + if (param->open.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "open failed, status %d", p_data->open.status); + break; + } + ESP_LOGI(GATTC_TAG, "open success"); + break; + case ESP_GATTC_DIS_SRVC_CMPL_EVT: + if (param->dis_srvc_cmpl.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "discover service failed, status %d", param->dis_srvc_cmpl.status); + break; + } + ESP_LOGI(GATTC_TAG, "discover service complete conn_id %d", param->dis_srvc_cmpl.conn_id); + esp_ble_gattc_search_service(gattc_if, param->cfg_mtu.conn_id, &remote_filter_service_uuid); + break; + case ESP_GATTC_CFG_MTU_EVT: + if (param->cfg_mtu.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG,"config mtu failed, error status = %x", param->cfg_mtu.status); + } + ESP_LOGI(GATTC_TAG, "ESP_GATTC_CFG_MTU_EVT, Status %d, MTU %d, conn_id %d", param->cfg_mtu.status, param->cfg_mtu.mtu, param->cfg_mtu.conn_id); + break; + case ESP_GATTC_SEARCH_RES_EVT: { + ESP_LOGI(GATTC_TAG, "SEARCH RES: conn_id = %x is primary service %d", p_data->search_res.conn_id, p_data->search_res.is_primary); + ESP_LOGI(GATTC_TAG, "start handle %d end handle %d current handle value %d", p_data->search_res.start_handle, p_data->search_res.end_handle, p_data->search_res.srvc_id.inst_id); + if (p_data->search_res.srvc_id.uuid.len == ESP_UUID_LEN_16 && p_data->search_res.srvc_id.uuid.uuid.uuid16 == REMOTE_SERVICE_UUID) { + ESP_LOGI(GATTC_TAG, "service found"); + get_server = true; + gl_profile_tab[PROFILE_A_APP_ID].service_start_handle = p_data->search_res.start_handle; + gl_profile_tab[PROFILE_A_APP_ID].service_end_handle = p_data->search_res.end_handle; + ESP_LOGI(GATTC_TAG, "UUID16: %x", p_data->search_res.srvc_id.uuid.uuid.uuid16); + } + break; + } + case ESP_GATTC_SEARCH_CMPL_EVT: + if (p_data->search_cmpl.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "search service failed, error status = %x", p_data->search_cmpl.status); + break; + } + if(p_data->search_cmpl.searched_service_source == ESP_GATT_SERVICE_FROM_REMOTE_DEVICE) { + ESP_LOGI(GATTC_TAG, "Get service information from remote device"); + } else if (p_data->search_cmpl.searched_service_source == ESP_GATT_SERVICE_FROM_NVS_FLASH) { + ESP_LOGI(GATTC_TAG, "Get service information from flash"); + } else { + ESP_LOGI(GATTC_TAG, "unknown service source"); + } + ESP_LOGI(GATTC_TAG, "ESP_GATTC_SEARCH_CMPL_EVT"); + if (get_server){ + uint16_t count = 0; + esp_gatt_status_t status = esp_ble_gattc_get_attr_count( gattc_if, + p_data->search_cmpl.conn_id, + ESP_GATT_DB_CHARACTERISTIC, + gl_profile_tab[PROFILE_A_APP_ID].service_start_handle, + gl_profile_tab[PROFILE_A_APP_ID].service_end_handle, + INVALID_HANDLE, + &count); + if (status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "esp_ble_gattc_get_attr_count error"); + } + + if (count > 0){ + char_elem_result = (esp_gattc_char_elem_t *)malloc(sizeof(esp_gattc_char_elem_t) * count); + if (!char_elem_result){ + ESP_LOGE(GATTC_TAG, "gattc no mem"); + }else{ + status = esp_ble_gattc_get_char_by_uuid( gattc_if, + p_data->search_cmpl.conn_id, + gl_profile_tab[PROFILE_A_APP_ID].service_start_handle, + gl_profile_tab[PROFILE_A_APP_ID].service_end_handle, + remote_filter_char_uuid, + char_elem_result, + &count); + if (status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "esp_ble_gattc_get_char_by_uuid error"); + } + + /* Every service have only one char in our 'ESP_GATTS_DEMO' demo, so we used first 'char_elem_result' */ + if (count > 0 && (char_elem_result[0].properties & ESP_GATT_CHAR_PROP_BIT_NOTIFY)){ + gl_profile_tab[PROFILE_A_APP_ID].char_handle = char_elem_result[0].char_handle; + esp_ble_gattc_read_char(gattc_if,p_data->search_cmpl.conn_id,gl_profile_tab[PROFILE_A_APP_ID].char_handle,ESP_GATT_AUTH_REQ_NONE); + //esp_ble_gattc_register_for_notify (gattc_if, gl_profile_tab[PROFILE_A_APP_ID].remote_bda, char_elem_result[0].char_handle); + + } + } + /* free char_elem_result */ + free(char_elem_result); + }else{ + ESP_LOGE(GATTC_TAG, "no char found"); + } + } + break; + + case ESP_GATTC_READ_CHAR_EVT: { + ESP_LOGI(GATTC_TAG, "ESP_GATTC_READ_CHAR_EVT"); + const char *char_pointer = (char*)p_data->read.value; + int battery_percentage = (int)*char_pointer; + ESP_LOGI(GATTC_TAG, "(p_data->read.value) Battery level: %d %%",battery_percentage); + break; + } + + case ESP_GATTC_REG_FOR_NOTIFY_EVT: { + ESP_LOGI(GATTC_TAG, "ESP_GATTC_REG_FOR_NOTIFY_EVT"); + if (p_data->reg_for_notify.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "REG FOR NOTIFY failed: error status = %d", p_data->reg_for_notify.status); + }else{ + uint16_t count = 0; + uint16_t notify_en = 1; + esp_gatt_status_t ret_status = esp_ble_gattc_get_attr_count( gattc_if, + gl_profile_tab[PROFILE_A_APP_ID].conn_id, + ESP_GATT_DB_DESCRIPTOR, + gl_profile_tab[PROFILE_A_APP_ID].service_start_handle, + gl_profile_tab[PROFILE_A_APP_ID].service_end_handle, + gl_profile_tab[PROFILE_A_APP_ID].char_handle, + &count); + if (ret_status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "esp_ble_gattc_get_attr_count error"); + } + if (count > 0){ + descr_elem_result = malloc(sizeof(esp_gattc_descr_elem_t) * count); + if (!descr_elem_result){ + ESP_LOGE(GATTC_TAG, "malloc error, gattc no mem"); + }else{ + ret_status = esp_ble_gattc_get_descr_by_char_handle( gattc_if, + gl_profile_tab[PROFILE_A_APP_ID].conn_id, + p_data->reg_for_notify.handle, + notify_descr_uuid, + descr_elem_result, + &count); + if (ret_status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "esp_ble_gattc_get_descr_by_char_handle error"); + } + /* Every char has only one descriptor in our 'ESP_GATTS_DEMO' demo, so we used first 'descr_elem_result' */ + if (count > 0 && descr_elem_result[0].uuid.len == ESP_UUID_LEN_16 && descr_elem_result[0].uuid.uuid.uuid16 == ESP_GATT_UUID_CHAR_CLIENT_CONFIG){ + ret_status = esp_ble_gattc_write_char_descr( gattc_if, + gl_profile_tab[PROFILE_A_APP_ID].conn_id, + descr_elem_result[0].handle, + sizeof(notify_en), + (uint8_t *)¬ify_en, + ESP_GATT_WRITE_TYPE_RSP, + ESP_GATT_AUTH_REQ_NONE); + } + + if (ret_status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "esp_ble_gattc_write_char_descr error"); + } + + /* free descr_elem_result */ + free(descr_elem_result); + } + } + else{ + ESP_LOGE(GATTC_TAG, "decsr not found"); + } + + } + break; + } + case ESP_GATTC_NOTIFY_EVT: + if (p_data->notify.is_notify){ + ESP_LOGI(GATTC_TAG, "ESP_GATTC_NOTIFY_EVT, receive notify value:"); + }else{ + ESP_LOGI(GATTC_TAG, "ESP_GATTC_NOTIFY_EVT, receive indicate value:"); + } + esp_log_buffer_hex(GATTC_TAG, p_data->notify.value, p_data->notify.value_len); + break; + case ESP_GATTC_WRITE_DESCR_EVT: + if (p_data->write.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "write descr failed, error status = %x", p_data->write.status); + break; + } + ESP_LOGI(GATTC_TAG, "write descr success "); + uint8_t write_char_data[35]; + for (int i = 0; i < sizeof(write_char_data); ++i) + { + write_char_data[i] = i % 256; + } + esp_ble_gattc_write_char( gattc_if, + gl_profile_tab[PROFILE_A_APP_ID].conn_id, + gl_profile_tab[PROFILE_A_APP_ID].char_handle, + sizeof(write_char_data), + write_char_data, + ESP_GATT_WRITE_TYPE_RSP, + ESP_GATT_AUTH_REQ_NONE); + break; + case ESP_GATTC_SRVC_CHG_EVT: { + esp_bd_addr_t bda; + memcpy(bda, p_data->srvc_chg.remote_bda, sizeof(esp_bd_addr_t)); + ESP_LOGI(GATTC_TAG, "ESP_GATTC_SRVC_CHG_EVT, bd_addr:"); + esp_log_buffer_hex(GATTC_TAG, bda, sizeof(esp_bd_addr_t)); + break; + } + case ESP_GATTC_WRITE_CHAR_EVT: + if (p_data->write.status != ESP_GATT_OK){ + ESP_LOGE(GATTC_TAG, "write char failed, error status = %x", p_data->write.status); + break; + } + ESP_LOGI(GATTC_TAG, "write char success "); + break; + case ESP_GATTC_DISCONNECT_EVT: + connect = false; + get_server = false; + ESP_LOGI(GATTC_TAG, "ESP_GATTC_DISCONNECT_EVT, reason = %d", p_data->disconnect.reason); + break; + default: + break; + } +} + +static void esp_gap_cb(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param) +{ + uint8_t *adv_name = NULL; + uint8_t adv_name_len = 0; + switch (event) { + case ESP_GAP_BLE_SCAN_PARAM_SET_COMPLETE_EVT: { + //the unit of the duration is second + uint32_t duration = 30; + esp_ble_gap_start_scanning(duration); + break; + } + case ESP_GAP_BLE_SCAN_START_COMPLETE_EVT: + //scan start complete event to indicate scan start successfully or failed + if (param->scan_start_cmpl.status != ESP_BT_STATUS_SUCCESS) { + ESP_LOGE(GATTC_TAG, "scan start failed, error status = %x", param->scan_start_cmpl.status); + break; + } + ESP_LOGI(GATTC_TAG, "scan start success"); + + break; + case ESP_GAP_BLE_SCAN_RESULT_EVT: { + esp_ble_gap_cb_param_t *scan_result = (esp_ble_gap_cb_param_t *)param; + switch (scan_result->scan_rst.search_evt) { + case ESP_GAP_SEARCH_INQ_RES_EVT: + esp_log_buffer_hex(GATTC_TAG, scan_result->scan_rst.bda, 6); + ESP_LOGI(GATTC_TAG, "searched Adv Data Len %d, Scan Response Len %d", scan_result->scan_rst.adv_data_len, scan_result->scan_rst.scan_rsp_len); + adv_name = esp_ble_resolve_adv_data(scan_result->scan_rst.ble_adv, + ESP_BLE_AD_TYPE_NAME_CMPL, &adv_name_len); + ESP_LOGI(GATTC_TAG, "searched Device Name Len %d", adv_name_len); + esp_log_buffer_char(GATTC_TAG, adv_name, adv_name_len); + +#if CONFIG_EXAMPLE_DUMP_ADV_DATA_AND_SCAN_RESP + if (scan_result->scan_rst.adv_data_len > 0) { + ESP_LOGI(GATTC_TAG, "adv data:"); + esp_log_buffer_hex(GATTC_TAG, &scan_result->scan_rst.ble_adv[0], scan_result->scan_rst.adv_data_len); + } + if (scan_result->scan_rst.scan_rsp_len > 0) { + ESP_LOGI(GATTC_TAG, "scan resp:"); + esp_log_buffer_hex(GATTC_TAG, &scan_result->scan_rst.ble_adv[scan_result->scan_rst.adv_data_len], scan_result->scan_rst.scan_rsp_len); + } +#endif + ESP_LOGI(GATTC_TAG, "\n"); + + if (adv_name != NULL) { + if (strlen(remote_device_name) == adv_name_len && strncmp((char *)adv_name, remote_device_name, adv_name_len) == 0) { + ESP_LOGI(GATTC_TAG, "searched device %s\n", remote_device_name); + if (connect == false) { + connect = true; + ESP_LOGI(GATTC_TAG, "connect to the remote device."); + esp_ble_gap_stop_scanning(); + esp_ble_gattc_open(gl_profile_tab[PROFILE_A_APP_ID].gattc_if, scan_result->scan_rst.bda, scan_result->scan_rst.ble_addr_type, true); + } + } + } + break; + case ESP_GAP_SEARCH_INQ_CMPL_EVT: + break; + default: + break; + } + break; + } + + case ESP_GAP_BLE_SCAN_STOP_COMPLETE_EVT: + if (param->scan_stop_cmpl.status != ESP_BT_STATUS_SUCCESS){ + ESP_LOGE(GATTC_TAG, "scan stop failed, error status = %x", param->scan_stop_cmpl.status); + break; + } + ESP_LOGI(GATTC_TAG, "stop scan successfully"); + break; + + case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT: + if (param->adv_stop_cmpl.status != ESP_BT_STATUS_SUCCESS){ + ESP_LOGE(GATTC_TAG, "adv stop failed, error status = %x", param->adv_stop_cmpl.status); + break; + } + ESP_LOGI(GATTC_TAG, "stop adv successfully"); + break; + case ESP_GAP_BLE_UPDATE_CONN_PARAMS_EVT: + ESP_LOGI(GATTC_TAG, "update connection params status = %d, min_int = %d, max_int = %d,conn_int = %d,latency = %d, timeout = %d", + param->update_conn_params.status, + param->update_conn_params.min_int, + param->update_conn_params.max_int, + param->update_conn_params.conn_int, + param->update_conn_params.latency, + param->update_conn_params.timeout); + break; + default: + break; + } +} + +static void esp_gattc_cb(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if, esp_ble_gattc_cb_param_t *param) +{ + /* If event is register event, store the gattc_if for each profile */ + if (event == ESP_GATTC_REG_EVT) { + if (param->reg.status == ESP_GATT_OK) { + gl_profile_tab[param->reg.app_id].gattc_if = gattc_if; + } else { + ESP_LOGI(GATTC_TAG, "reg app failed, app_id %04x, status %d", + param->reg.app_id, + param->reg.status); + return; + } + } + + /* If the gattc_if equal to profile A, call profile A cb handler, + * so here call each profile's callback */ + do { + int idx; + for (idx = 0; idx < PROFILE_NUM; idx++) { + if (gattc_if == ESP_GATT_IF_NONE || /* ESP_GATT_IF_NONE, not specify a certain gatt_if, need to call every profile cb function */ + gattc_if == gl_profile_tab[idx].gattc_if) { + if (gl_profile_tab[idx].gattc_cb) { + gl_profile_tab[idx].gattc_cb(event, gattc_if, param); + } + } + } + } while (0); +} + +static void BluetoothInitTask(void *arg) +{ + ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT)); + + esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT(); + esp_err_t ret = esp_bt_controller_init(&bt_cfg); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s initialize controller failed: %s\n", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bt_controller_enable(ESP_BT_MODE_BLE); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s enable controller failed: %s\n", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bluedroid_init(); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s init bluetooth failed: %s\n", __func__, esp_err_to_name(ret)); + return; + } + + ret = esp_bluedroid_enable(); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s enable bluetooth failed: %s\n", __func__, esp_err_to_name(ret)); + return; + } + + //register the callback function to the gap module + ret = esp_ble_gap_register_callback(esp_gap_cb); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s gap register failed, error code = %x\n", __func__, ret); + return; + } + + //register the callback function to the gattc module + ret = esp_ble_gattc_register_callback(esp_gattc_cb); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s gattc register failed, error code = %x\n", __func__, ret); + return; + } + + ret = esp_ble_gattc_app_register(PROFILE_A_APP_ID); + if (ret) + { + ESP_LOGE(GATTC_TAG, "%s gattc app register failed, error code = %x\n", __func__, ret); + } + esp_err_t local_mtu_ret = esp_ble_gatt_set_local_mtu(500); + if (local_mtu_ret) + { + ESP_LOGE(GATTC_TAG, "set local MTU failed, error code = %x", local_mtu_ret); + } + + + while(1) + { + vTaskDelay(pdMS_TO_TICKS(1000)); + } + +} + +void BtStart(void) +{ + xTaskCreate(BluetoothInitTask, "BtStartTask", 1024 * 4, (void*) 0, 3, NULL); +} + diff --git a/src/SysConfiguration.c b/src/SysConfiguration.c index 920a08b..c48df1a 100644 --- a/src/SysConfiguration.c +++ b/src/SysConfiguration.c @@ -175,6 +175,9 @@ esp_err_t WebGuiAppInit(void) #endif +#if CONFIG_BT_ENABLED +BtStart(); +#endif return ESP_OK; }