//display 7 segmentos catodo comun, para que sea anodo de cambia en diagram.json
const int Pa=23, Pb=22, Pc=21, Pd=19, Pe=18, Pf=5, Pg=4;

void setup(){
  pinMode(Pg, OUTPUT); pinMode(Pf, OUTPUT); pinMode(Pe, OUTPUT); 
  pinMode(Pd, OUTPUT); pinMode(Pc, OUTPUT);
  pinMode(Pb, OUTPUT); pinMode(Pa, OUTPUT);

}
void loop(){
  //------ g f e d c b a 
  sevenseg(0,1,1,1,1,1,1); //0
  sevenseg(0,0,0,0,1,1,0);//1


}
void sevenseg(int dg,int df ,int de, int dd,int dc, int db, int da)
{
   digitalWrite(Pg, dg); digitalWrite(Pf,df); digitalWrite(Pe, de); 
  digitalWrite(Pd, dd); digitalWrite(Pc, dc); 
  digitalWrite(Pb, db); digitalWrite(Pa, da); 
  delay(1000);
}