path: root/Mussel/examples/voting_from_EddystoneTLM/voting_from_EddystoneTLM.ino

/*
   Based on Neil Kolban example for IDF: https://github.com/nkolban/esp32-snippets/blob/master/cpp_utils/tests/BLE%20Tests/SampleScan.cpp
   Ported to Arduino ESP32 by Evandro Copercini
   Changed to a beacon scanner to report iBeacon, EddystoneURL and EddystoneTLM beacons by beegee-tokyo
   Upgraded Eddystone part by Tomas Pilny on Feb 20, 2023
*/

#include <Mussel.h>
#include <Arduino.h>

#include <BLEDevice.h>
#include <BLEScan.h>
#include <BLEAdvertisedDevice.h>
#include <BLEEddystoneTLM.h>
#include <BLEBeacon.h>

Mussel mussel(10);

int scanTime = 1;  //In seconds
BLEScan *pBLEScan;

class MyAdvertisedDeviceCallbacks : public BLEAdvertisedDeviceCallbacks {
  void onResult(BLEAdvertisedDevice advertisedDevice) {
    if (advertisedDevice.haveName()
      && advertisedDevice.getFrameType() == BLE_EDDYSTONE_TLM_FRAME
    ) {
      BLEEddystoneTLM EddystoneTLM(&advertisedDevice);
      mussel.push(
        advertisedDevice.getName(),
        millis(),
        EddystoneTLM.getTemp()
      );
    }
  }
};

void setup() {
  Serial.begin(115200);
  mussel.begin();

  BLEDevice::init("");
  pBLEScan = BLEDevice::getScan();  //create new scan
  pBLEScan->setAdvertisedDeviceCallbacks(new MyAdvertisedDeviceCallbacks());
  pBLEScan->setActiveScan(true);  //active scan uses more power, but get results faster
  pBLEScan->setInterval(100);
  pBLEScan->setWindow(99);  // less or equal setInterval value
}

void loop() {
  // put your main code here, to run repeatedly:
  BLEScanResults *foundDevices = pBLEScan->start(scanTime, false);
  pBLEScan->clearResults();  // delete results fromBLEScan buffer to release memory
  mussel.printStack();
  delay(500);
}