ble beacon .ino

#define BLYNK_TEMPLATE_ID "TMPL3zt3E3vMt"
#define BLYNK_TEMPLATE_NAME "temp"
#define BLYNK_AUTH_TOKEN "HTWA-NwX2X-EQy2XglVjx2o40LTtWYCA"
#define BLYNK_PRINT Serial
#include <WiFi.h>
//#include <ESP8266WiFi.h> 
#include <BlynkSimpleEsp32.h>
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "edison science corner";  // type your wifi name
char pass[] = "eeeeeeee";  // type your wifi password
BlynkTimer timer;
#include <Arduino.h>
#include <BLEDevice.h>
#include <BLEUtils.h>
#include <BLEScan.h>
#include <BLEAdvertisedDevice.h>
#include <BLEEddystoneURL.h>
#include <BLEEddystoneTLM.h>
#include <BLEBeacon.h>
#define ENDIAN_CHANGE_U16(x) ((((x)&0xFF00) >> 8) + (((x)&0xFF) << 8))

float Sensor_Data;
int scanTime = 5; //In seconds
int percentage1;
int percentage2;
BLEScan *pBLEScan;



class MyAdvertisedDeviceCallbacks : public BLEAdvertisedDeviceCallbacks
{ 
    void onResult(BLEAdvertisedDevice advertisedDevice)
    {
      if (advertisedDevice.haveName())
      {
        if(String(advertisedDevice.getName().c_str()) == "SENSOR 1"){
          Serial.print("Device name: ");
          Serial.println(advertisedDevice.getName().c_str());
          std::string strManufacturerData = advertisedDevice.getManufacturerData();
          uint8_t cManufacturerData[100];
          strManufacturerData.copy((char *)cManufacturerData, strManufacturerData.length(), 0);
          Serial.printf("strManufacturerData: %d ", strManufacturerData.length());
            for (int i = 0; i < strManufacturerData.length(); i++)
            {
              Serial.printf("[%X]", cManufacturerData[i]);
            }
            Sensor_Data = int(cManufacturerData[2]<<8 | cManufacturerData[3]);
            percentage1= map(Sensor_Data,7500,200,0,100); 
            Blynk.virtualWrite(V1, percentage1);
            Serial.println(); 
            Serial.print("MOISTURE LEVEL:");Serial.print(percentage1);Serial.println("%");      
            Serial.println("------------------");   
         
    
        }      
        if(String(advertisedDevice.getName().c_str()) == "SENSOR 2"){
          Serial.print("Device name: ");
          Serial.println(advertisedDevice.getName().c_str());
          std::string strManufacturerData = advertisedDevice.getManufacturerData();
          uint8_t cManufacturerData[100];
          strManufacturerData.copy((char *)cManufacturerData, strManufacturerData.length(), 0);
          Serial.printf("strManufacturerData: %d ", strManufacturerData.length());
            for (int i = 0; i < strManufacturerData.length(); i++)
            {
              Serial.printf("[%X]", cManufacturerData[i]);
            }
            Sensor_Data = int(cManufacturerData[2]<<8 | cManufacturerData[3]);
            percentage2= map(Sensor_Data,50,3000,0,100); 
            Blynk.virtualWrite(V2, percentage2);
            Serial.println(); 
            Serial.print("MOISTURE LEVEL:");Serial.print(percentage2);Serial.println("%");      
            Serial.println("------------------");   
         
    
        }       
      }
    }
};

void setup()
{   
  
  Serial.begin(115200);
  Serial.println("Scanning...");
  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
  Blynk.begin(auth, ssid, pass);

 
  }


void loop()

{ 
   
   BLEScanResults foundDevices = pBLEScan->start(scanTime, false);
  pBLEScan->clearResults(); // delete results fromBLEScan buffer to release memory
  delay(2000);
  Blynk.run();
  timer.run();
 }