---

#define FF A0
#define TRUBA 3
#define LED 4
void setup()
{
  Serial.begin(9600);
  pinMode(FF, INPUT);
  pinMode(TRUBA, OUTPUT);
  pinMode(LED, OUTPUT);
}
void loop() 
{
  int FFValue=analogRead(FF);
  Serial.print("Value=");
  Serial.println(FFValue);
  int newValue=map(FFValue,9,1016,0,18000);
  tone(TRUBA,newValue);
  if(newValue<=7000)
  digitalWrite(LED,LOW);
  else
  digitalWrite(LED,HIGH);
}