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2 
float temp; 
int tempPin = A0;
int tempMin = 5;   
int tempMax = 10;   
int GateSpeed = 0;
int delta_t;

#define Gate 10

void setup () {
  
  pinMode(Gate, OUTPUT);

  digitalWrite(Gate, LOW);
  pinMode(tempPin, INPUT);
  Serial.begin(9600);
  
}

void loop() {


  temp = analogRead(tempPin);
  temp = (temp *5.0*100.0)/1024.0; 
  Serial.println(temp);
  delay(1000);        


if(temp < tempMin) {  
      GateSpeed = 0;      
      digitalWrite(Gate, LOW);
    
}


 else if((temp > tempMin) && (temp < tempMax)){
   //GateSpeed = 32;
   //digitalWrite(Gate, HIGH);
   delta_t = tempMax - tempMin;
     GateSpeed = round(255*temp/delta_t);
     analogWrite(Gate, GateSpeed);
     
      Serial.println(GateSpeed);
     
 }

else {
   GateSpeed = 255;
   digitalWrite(Gate, HIGH);
 }

}