آموزش راه‌اندازی ماژول سنسور ماورای بنفش ML8511 با آردوینو

/*
  Made on Mar 15, 2021
  By MehranMaleki @ Electropeak
  
Home

*/

//pin definitions
int UV_OUT = A0;    //Sensor Output
int REF_3V3 = A1;   //3.3V power on the Arduino board

void setup()
{
  Serial.begin(9600);
  Serial.println("ML8511 example");
}

void loop()
{
  int uv_Level = analogRead_average(UV_OUT);
  int ref_Level = analogRead_average(REF_3V3);

  //Use the 3.3V power pin as a reference to get a very accurate output value from sensor
  float output_Voltage = 3.3 / ref_Level * uv_Level;

  float uvIntensity = mapfloat(output_Voltage, 0.99, 2.8, 0.0, 15.0); //Convert the voltage to a UV intensity level -numbers from datasheet-

  Serial.print("ML8511 output: ");
  Serial.print(uv_Level);

  Serial.print(" / ML8511 voltage: ");
  Serial.print(output_Voltage);

  Serial.print(" / UV Intensity (mW/cm^2): ");
  Serial.print(uvIntensity);

  Serial.println();

  delay(500);
}

//Takes an average of readings on a given pin
//Returns the average
int analogRead_average(int pinToRead)
{
  int NumberOfSamples = 8;
  int runningValue = 0; 

  for(int x = 0; x < NumberOfSamples; x++)
    runningValue += analogRead(pinToRead);
  runningValue /= NumberOfSamples;

  return(runningValue);
}

//The Arduino Map function but for floats
//From: http://forum.arduino.cc/index.php?topic=3922.0
float mapfloat(float x, float in_min, float in_max, float out_min, float out_max)
{
  return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
}