7segments 3 digits

#include <lc-addrlabels.h>
#include <lc-switch.h>
#include <lc.h>
#include <pt-sem.h>
#include <pt.h>

#include <IRremote.h>
#include <IRremoteInt.h>

static struct pt pt1, pt2; //pt1=receive ; pt2=display

const int a0 = 2;
const int a1 = 3;
const int a2 = 4;
const int a3 = 5;

const int d1 = 9;  //gauche
const int d2 = 10; //centre
const int d3 = 11; //droite

const int receiver = 8;

IRrecv irrecv(receiver);
decode_results results;

boolean power;
int actualDigit = d1;
int etat_d1 = 0;
int etat_d2 = 0;
int etat_d3 = 0;

void setup() {
  Serial.begin(9600);
  pinMode(a0, OUTPUT);
  pinMode(a1, OUTPUT);
  pinMode(a2, OUTPUT);
  pinMode(a3, OUTPUT);

  PT_INIT(&pt1);
  PT_INIT(&pt2);

  irrecv.enableIRIn();
  power = true;
}

void loop() {
  receiveScript(&pt1, 10);
  displayScript(&pt2, 1);
}

static int receiveScript(struct pt *pt, int interval)
{
  if(irrecv.decode(&results))
  {
    Serial.println(results.value, DEC);
    decodeValue(results.value);
    irrecv.resume();
  }
  delay(interval);
}

static int displayScript(struct pt *pt, int interval)
{
  digitalWrite(d1, HIGH);
  digitalWrite(d2, LOW);
  digitalWrite(d3, LOW);
  dWrite(etat_d1, d1);
  digitalWrite(d1, LOW);
  digitalWrite(d2, HIGH);
  digitalWrite(d3, LOW);
  dWrite(etat_d2, d2);
  digitalWrite(d1, LOW);
  digitalWrite(d2, LOW);
  digitalWrite(d3, HIGH);
  dWrite(etat_d3, d3);
  delay(interval);
}

int decodeValue(int value)
{
  switch(value) {
    case 2155855935: //power
      if(power) { power = false; }
      else { power = true; }
      break;
    case 2155806975: //digit+1
      actualDigit +=1;
      Serial.write("actualDigit= ");
      Serial.println(actualDigit, DEC);
      break;
    case 2155821255: //digit-1
      actualDigit -=1;
      Serial.write("actualDigit= ");
      Serial.println(actualDigit, DEC);
      break;
    case 2155841655: //0
      if(power) dSave(0, actualDigit);
      break;
    case 2155864095: //1
      if(power) dSave(1, actualDigit);
      break;
    case 2155847775: //2
      if(power) dSave(2, actualDigit);
      break;
    case 2155831455: //3
      if(power) dSave(3, actualDigit);
      break;
    case 2155860015: //4
      if(power) dSave(4, actualDigit);
      break;
    case 2155843695: //5
      if(power) dSave(5, actualDigit);
      break;
    case 2155827375: //6
      if(power) dSave(6, actualDigit);
      break;
    case 2155868175: //7
      if(power) dSave(7, actualDigit);
      break;
    case 2155851855: //8
      if(power) dSave(8, actualDigit);
      break;
    case 2155835535: //9
      if(power) dSave(9, actualDigit);
      break;
  }
}

int dSave(int car, int digit) {
  switch(digit)
  {
    case 9:
      etat_d1 = car;
      break;
    case 10:
      etat_d2 = car;
      break;
    case 11:
      etat_d3 = car;
      break;
    default:
      Serial.write("dSave: invalid digit");
      Serial.println(actualDigit, DEC);
      break;
  }
}

int dWrite(int car, int digit) {
  switch(car) {
    case 0:
      digitalWrite(a0, LOW);
      digitalWrite(a1, LOW);
      digitalWrite(a2, LOW);
      digitalWrite(a3, LOW);
      break;

    case 1:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, LOW);
      digitalWrite(a2, LOW);
      digitalWrite(a3, LOW);
      break;

    case 2:
      digitalWrite(a0, LOW);
      digitalWrite(a1, HIGH);
      digitalWrite(a2, LOW);
      digitalWrite(a3, LOW);
      break;

    case 3:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, HIGH);
      digitalWrite(a2, LOW);
      digitalWrite(a3, LOW);
      break;

    case 4:
      digitalWrite(a0, LOW);
      digitalWrite(a1, LOW);
      digitalWrite(a2, HIGH);
      digitalWrite(a3, LOW);
      break;

    case 5:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, LOW);
      digitalWrite(a2, HIGH);
      digitalWrite(a3, LOW);
      break;

    case 6:
      digitalWrite(a0, LOW);
      digitalWrite(a1, HIGH);
      digitalWrite(a2, HIGH);
      digitalWrite(a3, LOW);
      break;

    case 7:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, HIGH);
      digitalWrite(a2, HIGH);
      digitalWrite(a3, LOW);
      break;

    case 8:
      digitalWrite(a0, LOW);
      digitalWrite(a1, LOW);
      digitalWrite(a2, LOW);
      digitalWrite(a3, HIGH);
      break;

    case 9:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, LOW);
      digitalWrite(a2, LOW);
      digitalWrite(a3, HIGH);
      break;

    case 10:
      digitalWrite(a0, HIGH);
      digitalWrite(a1, HIGH);
      digitalWrite(a2, HIGH);
      digitalWrite(a3, HIGH);
      break;
  }
  return car;
}