Elektronik Zar Yapımı | Arduino ve Led Kullanarak Zar Yap

#define DEBUG 0

// 6 consecutive digital pins for the LEDs

intfirst=2;

intsecond=3;

intthird=4;

intfourth=5;

intfifth=6;

intsixth=7;

// pin for the button switch

intbutton=12;

// value to check state of button switch

intpressed=0;

voidsetup(){

// set all LED pins to OUTPUT

for(inti=first;i<=sixth;i++){

pinMode(i,OUTPUT);

}

// set buttin pin to INPUT

pinMode(button,INPUT);

// initialize random seed by noise from analog pin 0 (should be unconnected)

randomSeed(analogRead(0));

// if we're debugging, connect to serial

#ifdef DEBUG

Serial.begin(9600);

#endif

}

voidbuildUpTension(){

// light LEDs from left to right and back to build up tension

// while waiting for the dice to be thrown

// left to right

for(inti=first;i<=sixth;i++){

if(i!=first){

digitalWrite(i-1,LOW);

}

digitalWrite(i,HIGH);

delay(100);

}

// right to left

for(inti=sixth;i>=first;i--){

if(i!=sixth){

digitalWrite(i+1,LOW);

}

digitalWrite(i,HIGH);

delay(100);

}

}

voidshowNumber(intnumber){

digitalWrite(first,HIGH);

if(number>=2){

digitalWrite(second,HIGH);

}

if(number>=3){

digitalWrite(third,HIGH);

}

if(number>=4){

digitalWrite(fourth,HIGH);

}

if(number>=5){

digitalWrite(fifth,HIGH);

}

if(number==6){

digitalWrite(sixth,HIGH);

}

}

intthrowDice(){

// get a random number in the range [1,6]

intrandNumber=random(1,7);

#ifdef DEBUG

Serial.println(randNumber);

#endif

returnrandNumber;

}

voidsetAllLEDs(intvalue){

for(inti=first;i<=sixth;i++){

digitalWrite(i,value);

}

}

voidloop(){

// if button is pressed - throw the dice

pressed=digitalRead(button);

if(pressed==HIGH){

// remove previous number

setAllLEDs(LOW);

buildUpTension();

intthrownNumber=throwDice();

showNumber(thrownNumber);

}