arduino-esp32/cores/esp32/esp32-hal-bt.c
me-no-dev 1d759380a6 Major IDF and Arduino Update
WiFi and BlueTooth can now be started and stopped at will.
basic functions added to esp32-hal to start and stop the BT radio
SimpleBLE class added to show the most basic functionality
Example to show how to switch between BT, WiFi or Both
2017-02-23 01:11:57 +02:00

66 lines
2.0 KiB
C

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
//
// 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.
#include "esp32-hal-bt.h"
#include "bt.h"
#include "esp_bt_defs.h"
#include "esp_bt_main.h"
bool btStarted(){
return (esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
}
bool btStart(){
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED){
return true;
}
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE){
esp_bt_controller_init();
while(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE){}
}
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED){
if (esp_bt_controller_enable(ESP_BT_MODE_BTDM)) {
log_e("BT Enable failed");
return false;
}
}
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED){
return true;
}
log_e("BT Start failed");
return false;
}
bool btStop(){
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_IDLE){
return true;
}
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED){
if (esp_bt_controller_disable(ESP_BT_MODE_BTDM)) {
log_e("BT Disable failed");
return false;
}
while(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_ENABLED);
}
if(esp_bt_controller_get_status() == ESP_BT_CONTROLLER_STATUS_INITED){
return true;
}
log_e("BT Stop failed");
return false;
}