code

//auto-censor Misha Spivack 2010

int scrpin = 7;

int val;

int photocell = 0;

void setup(){

pinMode (photocell, INPUT);

pinMode (scrpin, OUTPUT);

Serial.begin(9600);

}

void loop(){

val = analogRead(0);

if (val > 400){

Serial.println ("yes");

digitalWrite (scrpin, HIGH);

}else {

Serial.println ("no");

digitalWrite (scrpin, LOW);

}

}