lecture_trame

#define entreepulse 2
unsigned long vieuxtemps;
unsigned long mesuretemps;
byte changeetat;
byte etat;
int compteetat=0;
void setup()
{
  Serial.begin(9600);
  pinMode(entreepulse, INPUT_PULLUP);
  attachInterrupt(digitalPinToInterrupt(entreepulse),changementetat,CHANGE);
  etat=digitalRead(entreepulse);
  Serial.print(etat);
}
void changementetat ()
{
etat=digitalRead(entreepulse);
changeetat=1;
mesuretemps=micros()-vieuxtemps;
vieuxtemps=micros();
compteetat++;
}

void loop() {
if ((compteetat>1)&&(changeetat==1))
{ Serial.print(" ");
  Serial.print(mesuretemps);
  Serial.print(" ");
  Serial.println(etat);
  Serial.print(!etat);
  changeetat=0;
  }

}