96 lines
2.7 KiB
Arduino
96 lines
2.7 KiB
Arduino
#include <BLEDevice.h>
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#include <BLEUtils.h>
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#include <BLEServer.h>
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#define ONBOARD_LED 2
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#define SERVICE_UUID "a17881b1-519a-45e5-85c3-ae3acf763e19"
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#define CHARACTERISTIC_UUID "05f4798d-3165-455a-931d-e0aceb723423"
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bool clientConnected = false;
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class MyServerCallbacks: public BLEServerCallbacks {
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void onConnect (BLEServer * pServer) {
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clientConnected = true;
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};
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void onDisconnect (BLEServer * pServer) {
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clientConnected = false;
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}
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};
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void print_wakeup_reason(){
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esp_sleep_wakeup_cause_t wakeup_reason;
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wakeup_reason = esp_sleep_get_wakeup_cause();
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switch(wakeup_reason)
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{
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case ESP_SLEEP_WAKEUP_EXT0 : Serial.println("Wakeup caused by external signal using RTC_IO"); break;
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case ESP_SLEEP_WAKEUP_EXT1 : Serial.println("Wakeup caused by external signal using RTC_CNTL"); break;
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case ESP_SLEEP_WAKEUP_TIMER : Serial.println("Wakeup caused by timer"); break;
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case ESP_SLEEP_WAKEUP_TOUCHPAD : Serial.println("Wakeup caused by touchpad"); break;
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case ESP_SLEEP_WAKEUP_ULP : Serial.println("Wakeup caused by ULP program"); break;
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default : Serial.printf("Wakeup was not caused by deep sleep: %d\n",wakeup_reason); break;
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}
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}
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void setup() {
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Serial.begin(115200);
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pinMode(ONBOARD_LED,OUTPUT);
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/* Bluetooth */
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Serial.println("Starting BLE");
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BLEDevice::init("LeWe Garage Door Impulse");
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BLEServer *pServer = BLEDevice::createServer();
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pServer->setCallbacks(new MyServerCallbacks());
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BLEService *pService = pServer->createService(SERVICE_UUID);
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BLECharacteristic *pCharacteristic = pService->createCharacteristic(CHARACTERISTIC_UUID,BLECharacteristic::PROPERTY_READ | BLECharacteristic::PROPERTY_WRITE);
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pCharacteristic->setValue("Hallo");
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pService->start();
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BLEAdvertising *pAdvertising = BLEDevice::getAdvertising();
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pAdvertising->addServiceUUID(SERVICE_UUID);
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pAdvertising->setScanResponse(true);
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// pAdvertising->setMinPreferred(0x06); // functions that help with iPhone connections issue
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// pAdvertising->setMinPreferred(0x12);
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// BLEDevice::startAdvertising();
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pAdvertising->start();
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Serial.println("Bluetooth characteristic now active");
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/* Wait 10 seconds for the clients to find us */
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for (int i = 0; i < 10; i++) {
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delay(900);
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digitalWrite(ONBOARD_LED,HIGH);
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delay(100);
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digitalWrite(ONBOARD_LED,LOW);
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}
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/* Enter deep sleep */
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/* print_wakeup_reason();
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// configure wakeup source
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esp_sleep_enable_ext0_wakeup(GPIO_NUM_33,1); //1 = High, 0 = Low
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esp_deep_sleep_start();*/
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}
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void loop() {
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if (clientConnected) {
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Serial.println("Client connected");
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}
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for (int i = 0; i < 10; i++) {
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delay(400);
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digitalWrite(ONBOARD_LED,HIGH);
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delay(100);
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digitalWrite(ONBOARD_LED,LOW);
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}
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}
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