有那位可以帮帮忙？ 谢谢。
1) 构建后的输出 build and flash giving output :
E (356) EDDYSTONE_DEMO: app_main set prefered default phy failed: ESP_ERR_INVALID_STATE
问题在哪里？
2) 把 esp_ble_gap_set_prefered_default_phy( ESP_BLE_GAP_PHY_CODED_PREF_MASK, ESP_BLE_GAP_PHY_1M_PREF_MASK) 这样用法对吗？ 有案例我可以参考吗？
#include
#include
#include
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_log.h"
#include "nvs_flash.h"
#include "esp_bt.h"
#include "esp_gap_ble_api.h"
#include "esp_gatts_api.h"
#include "esp_bt_defs.h"
#include "esp_bt_main.h"
#include "esp_gatt_common_api.h"
#include "sdkconfig.h"
#define LOG_TAG "EDDYSTONE_DEMO"
#define NAME "test4"
#define ESP_BLE_GAP_PHY_CODED_PREF_MASK (1 << 2)
#define ESP_BLE_GAP_PHY_1M_PREF_MASK (1 << 0)
uint8_t addr_coded_eddystone[6] = {0xc0, 0xde, 0x52, 0x00, 0x00, 0x01};
static esp_ble_adv_params_t adv_params_coded_eddystone = {
.adv_int_min = 0x30,
.adv_int_max = 0x40,
.adv_type = ADV_TYPE_NONCONN_IND,
.own_addr_type = BLE_ADDR_TYPE_RANDOM,
.channel_map = ADV_CHNL_ALL,
.adv_filter_policy = ADV_FILTER_ALLOW_SCAN_ANY_CON_ANY,
};
static uint8_t eddystone_data[] = {
/* flags */
0x02, 0x01, 0x06,
/* service type*/
0x03, 0x03, 0xAA, 0xFE,
/* service data */
0x13, 0x16, 0xAA, 0xFE, 0x10, 0xF8, 0x03,'g','o','o','.','g','l','/','a','0','m','n','s','S'
};
static void gap_event_handler(esp_gap_ble_cb_event_t event, esp_ble_gap_cb_param_t *param)
{
switch (event) {
case ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT:
ESP_LOGI(LOG_TAG, "ESP_GAP_BLE_SET_STATIC_RAND_ADDR_EVT, status %d", param->set_rand_addr_cmpl.status);
break;
case ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT:
ESP_LOGI(LOG_TAG, "ESP_GAP_BLE_ADV_DATA_RAW_SET_COMPLETE_EVT, status %d", param->adv_data_raw_cmpl.status);
esp_ble_gap_start_advertising(&adv_params_coded_eddystone);
break;
case ESP_GAP_BLE_ADV_START_COMPLETE_EVT:
ESP_LOGI(LOG_TAG, "ESP_GAP_BLE_ADV_START_COMPLETE_EVT, status %d", param->adv_start_cmpl.status);
break;
case ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT:
ESP_LOGI(LOG_TAG, "ESP_GAP_BLE_ADV_STOP_COMPLETE_EVT, status %d", param->adv_stop_cmpl.status);
break;
default:
break;
}
}
void app_main(void)
{
esp_err_t ret;
ret = esp_ble_gap_set_prefered_default_phy( ESP_BLE_GAP_PHY_CODED_PREF_MASK, ESP_BLE_GAP_PHY_1M_PREF_MASK);
if (ret) {
ESP_LOGE(LOG_TAG, "%s set prefered default phy failed: %sn", __func__, esp_err_to_name(ret));
return;
}
// Initialize NVS.
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_CLASSIC_BT));
esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
ret = esp_bt_controller_init(&bt_cfg);
if (ret) {
ESP_LOGE(LOG_TAG, "%s initialize controller failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_bt_controller_enable(ESP_BT_MODE_BLE);
if (ret) {
ESP_LOGE(LOG_TAG, "%s enable controller failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_bluedroid_init();
if (ret) {
ESP_LOGE(LOG_TAG, "%s init bluetooth failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_bluedroid_enable();
if (ret) {
ESP_LOGE(LOG_TAG, "%s enable bluetooth failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_ble_gap_set_device_name(NAME);
if (ret) {
ESP_LOGE(LOG_TAG, "%s name device failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_ble_gap_register_callback(gap_event_handler);
if (ret){
ESP_LOGE(LOG_TAG, "gap register error, error code = %x", ret);
return;
}
vTaskDelay(200 / portTICK_PERIOD_MS);
ret = esp_ble_gap_set_rand_addr(addr_coded_eddystone);
if (ret) {
ESP_LOGE(LOG_TAG, "%s set random address failed: %sn", __func__, esp_err_to_name(ret));
return;
}
ret = esp_ble_gap_config_adv_data_raw(eddystone_data, sizeof(eddystone_data));
if (ret) {
ESP_LOGE(LOG_TAG, "%s config raw adv data failed: %sn", __func__, esp_err_to_name(ret));
return;
}
return;
}
构建后的输出 after build & flash, (see below) ：
E (356) EDDYSTONE_DEMO: app_main set prefered default phy failed: ESP_ERR_INVALID_STATE
