void setup() {
  // put your setup code here, to run once:
  volatile char *dirf=0x30;
  volatile char *dirk=0x107;

  *dirf=0xFF;
  *dirk=0x00;
   
 
  /*while(1){
     
  }*/
  //*outf=number[1];
  volatile char *outf=0x31,x;
  volatile char *ink=0x106;
  volatile char number[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x67};//without dot
  volatile char number_dot[]={0xBF,0x86,0xDB,0xCF,0xE6,0xED,0xFD,0x87,0xFF,0xE7};//with dot
  volatile long i,j;
  
  while(1){
    x=*ink;
    if((x&0x01)==0x01){
      *outf=number[8];
    }
    if((x&0x02)==0x02){
      *outf=number[7];
    }
    if((x&0x04)==0x04){
      *outf=number[6];
    }
    if((x&0x08)==0x08){
      *outf=number[5];
    }
    if((x&0x10)==0x10){
      *outf=number[4];
    }
    if((x&0x20)==0x20){
      *outf=number[3];
    }
    if((x&0x40)==0x40){
      *outf=number[2];
    }
    if((x&0x80)==0x80){
      *outf=number[1];
    }
  }

}

void loop() {
  // put your main code here, to run repeatedly:

  
  

}