Page 209 - Tasarım Beceri Atölyeleri Öğretmen El Kitabı

EK-4

if (alarmActivated == true){
currentDistance = getDistance() + 10;
if ( currentDistance < initialDistance) {

tone(buzzer, 1000); // 1KHz ses sinyali yollama
lcd.clear();
enterPassword();
}
}

EK-5

void enterPassword() {

int k=5;
tempPassword = “”;
activated = true;
lcd.clear();
lcd.setCursor(0,0);
lcd.print(“ *** ALARM *** “);
lcd.setCursor(0,1);
lcd.print(“Pass>”);
while(activated) {
keypressed = myKeypad.getKey();
if (keypressed != NO_KEY){

if (keypressed == ‘0’ || keypressed == ‘1’ || keypressed == ‘2’ || keypressed == ‘3’ ||
keypressed == ‘4’ || keypressed == ‘5’ || keypressed == ‘6’ || keypressed == ‘7’ ||
keypressed == ‘8’ || keypressed == ‘9’ ) {
tempPassword += keypressed;
lcd.setCursor(k,1);
lcd.print(“*”);
k++;

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