/*
author  : Rajeev TR
date    : 04/09/2024
https://github.com/HoNtErBoT
*/

#define a 5
#define b 18 
#define c 15 
#define d 22 
#define e 23 
#define f 17 
#define g 16 

//display number 1
void display(char input) 
{  
  if(input=='1')
   {
     digitalWrite(b,LOW);
     digitalWrite(c,LOW);
     digitalWrite(a,HIGH);
    digitalWrite(g,HIGH);
    digitalWrite(d,HIGH);  
    digitalWrite(e,HIGH);  
    digitalWrite(f,HIGH);  
   } 

 else if(input=='2')
   {
    digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(g,LOW);
    digitalWrite(e,LOW);
    digitalWrite(d,LOW);
    digitalWrite(c,HIGH);  
    digitalWrite(f,HIGH);
   } 
 else if(input=='3')
   {
     digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    
    digitalWrite(c,LOW);
    digitalWrite(d,LOW);
    digitalWrite(g,LOW);
    digitalWrite(e,HIGH);  
    digitalWrite(f,HIGH);
   } 
 else if(input=='4')
   {
     digitalWrite(f,LOW);
    digitalWrite(b,LOW);
    digitalWrite(g,LOW);
  digitalWrite(c,LOW);
  digitalWrite(a,HIGH);  
    digitalWrite(e,HIGH);  
    digitalWrite(d,HIGH);  
   
   } 
else if(input=='5')
   {
     digitalWrite(a,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,LOW);
  digitalWrite(c,LOW);
    digitalWrite(d,LOW); 
    digitalWrite(e,HIGH);  
    digitalWrite(b,HIGH);  
   
   } 
else if(input=='6')
   {
     digitalWrite(a,LOW);
    digitalWrite(f,LOW);
    digitalWrite(g,LOW);
  digitalWrite(c,LOW);
    digitalWrite(d,LOW);  
    digitalWrite(e,LOW);
    digitalWrite(b,HIGH);  
   } 
else if(input=='7')
   {
     digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(c,LOW);
    digitalWrite(g,HIGH);
    digitalWrite(d,HIGH);  
    digitalWrite(e,HIGH);  
    digitalWrite(f,HIGH);
   }       
else if(input=='8')
   {
      digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(g,LOW);
  digitalWrite(c,LOW);
    digitalWrite(d,LOW);  
    digitalWrite(e,LOW);  
  digitalWrite(f,LOW);  
   } 
else if(input=='9')
   {
    digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(g,LOW);
  digitalWrite(c,LOW);
    digitalWrite(d,LOW);  
  digitalWrite(f,LOW); 
  digitalWrite(e,HIGH); 
     
   } 
else if(input=='0')
   {
     digitalWrite(a,LOW);
    digitalWrite(b,LOW);
    digitalWrite(g,HIGH);
  digitalWrite(c,LOW);
    digitalWrite(d,LOW);  
    digitalWrite(e,LOW);  
  digitalWrite(f,LOW);  
   }  


} 




void setup() 
{ 
    
        Serial.begin(115200);
        pinMode(2,OUTPUT);
        pinMode(4,OUTPUT);
        pinMode(5,OUTPUT);
        pinMode(15,OUTPUT);
        pinMode(16,OUTPUT);
        pinMode(17,OUTPUT);
        pinMode(18,OUTPUT);
        digitalWrite(b,HIGH);
        digitalWrite(c,HIGH);
        digitalWrite(a,HIGH);
        digitalWrite(g,HIGH);
        digitalWrite(d,HIGH);  
        digitalWrite(e,HIGH);  
        digitalWrite(f,HIGH);  
        
   
} 
void loop() 
{     
   delay(100); 
  char input=Serial.read();  
   
  display(input);
         
         
    
}