Display 7 segmentos

 

Código cátodo común

#define a 3

#define b 4 

#define f 5

#define g 6

#define c 7

#define d 8

#define e 9

#define P 10

void setup() {

 pinMode (a,OUTPUT); 

 pinMode (b,OUTPUT);

 pinMode (f,OUTPUT);

 pinMode (g,OUTPUT);

 pinMode (c,OUTPUT);

 pinMode (d,OUTPUT);

 pinMode (e,OUTPUT);

 pinMode (P,OUTPUT);

 // put your setup code here, to run once:

}

void loop() {

nueve();

 delay (500);

 ocho();

 delay (500);

siete();

 delay (500);

seis();

 delay (500);

cinco();

 delay (500);

cuatro();

 delay (500);

tres();

 delay (500);

dos();

 delay (500);

uno();

 delay (500);

cero();

 delay (2000);

 // put your main code here, to run repeatedly:

}

void cero(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,HIGH);

  digitalWrite (g,LOW);

  digitalWrite (c,HIGH);

  digitalWrite (d,HIGH);

  digitalWrite (e,HIGH);

  digitalWrite (P,LOW);

}

void uno(){

 digitalWrite (a,LOW);

  digitalWrite (b,HIGH);

  digitalWrite (f,LOW);

  digitalWrite (g,LOW);

  digitalWrite (c,HIGH);

  digitalWrite (d,LOW);

  digitalWrite (e,LOW);

  digitalWrite (P,LOW); 

}

void dos(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,LOW);

  digitalWrite (g,HIGH);

  digitalWrite (c,LOW);

  digitalWrite (d,HIGH);

  digitalWrite (e,HIGH);

  digitalWrite (P,LOW);

}

void tres(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,LOW);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,HIGH);

  digitalWrite (e,LOW);

  digitalWrite (P,LOW);

}

void cuatro(){

  digitalWrite (a,LOW);

  digitalWrite (b,HIGH);

  digitalWrite (f,HIGH);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,LOW);

  digitalWrite (e,LOW);

  digitalWrite (P,LOW);

}

void cinco(){

  digitalWrite (a,HIGH);

  digitalWrite (b,LOW);

  digitalWrite (f,HIGH);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,HIGH);

  digitalWrite (e,LOW);

  digitalWrite (P,LOW);

}

void seis(){

  digitalWrite (a,HIGH);

  digitalWrite (b,LOW);

  digitalWrite (f,HIGH);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,HIGH);

  digitalWrite (e,HIGH);

  digitalWrite (P,HIGH);

}

void siete(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,LOW);

  digitalWrite (g,LOW);

  digitalWrite (c,HIGH);

  digitalWrite (d,LOW);

  digitalWrite (e,LOW);

  digitalWrite (P,LOW);

}

void ocho(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,HIGH);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,HIGH);

  digitalWrite (e,HIGH);

  digitalWrite (P,LOW);

}

void nueve(){

  digitalWrite (a,HIGH);

  digitalWrite (b,HIGH);

  digitalWrite (f,HIGH);

  digitalWrite (g,HIGH);

  digitalWrite (c,HIGH);

  digitalWrite (d,LOW);

  digitalWrite (e,LOW);

  digitalWrite (P,HIGH);

}