const int geiger=0;
const int speaker= 8;
const int threshold= 1000;
const int led= 2;
void setup()
{
pinMode(speaker, OUTPUT);
pinMode(geiger,INPUT);
pinMode(led, OUTPUT);
}
void loop()
{
int val= analogRead(geiger);
if (val < threshold)
{
digitalWrite(led, HIGH);
tone(speaker,4230);
delay(1);
noTone(speaker);
}
else
noTone(speaker);
digitalWrite(led, LOW);
}
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