Scanner CAME

// SCANNER CODIFICA CAME

#include <VirtualWire.h>

int a,z; // binary conversion of "a"
int complement; //zero complement loop for 10 bit
int combination; // 1023 possible combination
int longchaine; // length of the chain
int output = 13; // output to the 433Mhz transmitter
int buzzer = 5; // output to the buzzer, sounds at each test of 1023 codes
int a600,a300; // frequence
int bitframe; // sending number of the bit frame (3 times)

String bite = "";

void setup()
{
  pinMode(output,OUTPUT);
  a600 = 593; // 600µs
  a300 = 292; // 300µs
  longchaine=0;
  Serial.begin(9600);
}

void loop()
{
  // Buzzer 1 bip
  tone(buzzer, 1000, 500);

  combination=0;
  for (combination=0; combination<1024;combination++){
    String a =  String(combination, BIN);// conversion en binaire de "a"
    longchaine=a.length(); // longueur de la chaine "a"

    //boucle de complement de "0" pour avoir 10 bits
    complement=0;
    for (complement=0; complement<(10-longchaine);){
      a="0"+a;
      complement++;
    }

    // number of send of bitframe
     for (int bitframe = 0; bitframe < 3; bitframe++)
    {
      // BIT start 0
      digitalWrite(output, LOW); // 0v
      delayMicroseconds(a300); // 300µs
      digitalWrite(output, HIGH); // 5v
      delayMicroseconds(a300); // 600µs
      digitalWrite(output, LOW); // 0v
      delayMicroseconds(a300); // 300µs

      // assignment of the 10 bits to the variable "bite"
        z=0;
      for (z=0; z<(10);){
        bite = (a.substring(z+1,z)); // extraction des bits
        if (bite=="0"){
          // BIT 0
          digitalWrite(output, LOW); // 0v
          delayMicroseconds(a300); // 300µs
          digitalWrite(output, HIGH); // 5v
          delayMicroseconds(a300); // 600µs
          digitalWrite(output, LOW); // 0v
          delayMicroseconds(a300); // 300µs
        }
        else {
          //  BIT 1
          digitalWrite(output, HIGH); // 5v
          delayMicroseconds(a600); // 600µs
          digitalWrite(output, LOW); // 0v
          delayMicroseconds(a300); // 300µs
        }
        z++;
      }
     // final bit 0
        digitalWrite(output, LOW); // 0v
        delayMicroseconds(a300); // 300µs
        digitalWrite(output, HIGH); // 5v
        delayMicroseconds(a300); // 600µs
        digitalWrite(output, LOW); // 0v
        delayMicroseconds(a300); // 300µs

      // final bit 1
        digitalWrite(output, HIGH); // 5v
        delayMicroseconds(a600); // 600µs
        digitalWrite(output, LOW); // 0v
        delayMicroseconds(a300); // 300µs

        delay(12); // interval between bitframe
    }
    delay(1000); // interval between combination code
    Serial.println(combination);
  }
  // Buzzer 2 bip
  tone(buzzer, 2000, 500);
  delay(550);
  tone(buzzer, 2000, 500);

  delay(1500); // pause time 1,5s after ending loop
}