90 lines
3.3 KiB
C++
90 lines
3.3 KiB
C++
#include <Arduino.h>
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/*
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ibeacon oder Beliebiger BLE Gerät Präsenz Überwachung mit Relais Anwesenheitserkennung
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Michael Dworkin http://esp32-server.de/
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Based on Neil Kolban example for IDF: https://github.com/nkolban/esp32-snippets/blob/master/cpp_utils/tests/BLE%20Tests/SampleScan.cpp
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Ported to Arduino ESP32 by Evandro Copercini
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*/
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#include <BLEDevice.h>
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#include <BLEUtils.h>
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#include <BLEScan.h>
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#include <BLEAdvertisedDevice.h>
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#include <BLEAddress.h>
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#include <Ticker.h>
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#include <PubSubClient.h>
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//cf:d7:ab:1f:24:2c
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String Adresse = "96:33:bb:bf:ff:ab"; // Bluetooth Adresse die zu Anwesenheitserkennung überwacht wird ET585
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//String Adresse = "cf:d7:ab:1f:24:2c"; // Bluetooth Adresse die zu Anwesenheitserkennung überwacht wird Holy-IOT
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const int RelaisPin = LED_BUILTIN; // Pin an dem Relais hängt
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int Verzoegerung = 15; // Auschaltverzögerung wenn das Signal von BLE ibeacon fehlt
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int VerzoegerungZaeler = 0;
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//long int ZZ = 0;
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Ticker Tic;
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static BLEAddress *pServerAddress;
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BLEScan* pBLEScan ;
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int scanTime = 30; //In seconds
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long int Feldstaerke;
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class MyAdvertisedDeviceCallbacks: public BLEAdvertisedDeviceCallbacks
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{
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void onResult(BLEAdvertisedDevice advertisedDevice) // passiert wenn BLE Device ( beacon ) gefunden wurde
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{
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//Serial.print(ZZ); Serial.print("\t");
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Serial.print(advertisedDevice.getAddress().toString().c_str()); // ibeacon Adresse anzeigen
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/* if (advertisedDevice.haveName()) {
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Serial.print(" Device name: ");
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Serial.print(advertisedDevice.getName().c_str());
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} */
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if (advertisedDevice.getAddress().equals(*pServerAddress)) // ibeacon Adresse Vergleichen
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{
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Serial.print(" Ueberwachte Adresse"); // wenn überwache Adresse gefunden wurde
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if (advertisedDevice.haveName()) {
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Serial.print(" Device name: ");
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Serial.print(advertisedDevice.getName().c_str());
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}
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Serial.print(" RSSI: ");
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Serial.print(advertisedDevice.getRSSI());
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Serial.print(" dB ");
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Serial.print(advertisedDevice.getTXPower());
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Serial.print(" ");
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digitalWrite (RelaisPin, HIGH); // Relais Einschalten
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VerzoegerungZaeler = 0; // Ausschaltverzögerung zurücksetzen
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advertisedDevice.getScan()->stop(); // Scanvorgang beenden
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} // Found our server
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Serial.println("");
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}
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};
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void SekundenTic() // Wird jede Sekunde ausgefüert
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{
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VerzoegerungZaeler++; // Sekundenzähler
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//ZZ++;
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if (VerzoegerungZaeler >= Verzoegerung) digitalWrite (RelaisPin, LOW); // Wenn Verzögerungszeit erreicht wurde Auschalten
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}
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void setup()
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{
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pinMode (RelaisPin, OUTPUT);
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digitalWrite (RelaisPin, LOW);
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Serial.begin(115200);
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Serial.println("");
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Serial.println("Starte BLE Scanner");
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pServerAddress = new BLEAddress(Adresse.c_str());
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BLEDevice::init("");
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pBLEScan = BLEDevice::getScan(); //create new scan
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pBLEScan->setAdvertisedDeviceCallbacks(new MyAdvertisedDeviceCallbacks());
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pBLEScan->setActiveScan(true); //active scan uses more power, but get results faster
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Tic.attach( 1,SekundenTic);
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}
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void loop()
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{
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pBLEScan->start(scanTime);
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delay(2000); // Alle 2s nach ibeacon scannen
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} |