//my firsr 8x8 dot_matrix display test 25-12-2022
// Right WELCOME
#define DELAY 300000
void setup() {
  // put your setup code here, to run once:
   volatile char *dirf,*dirk;
    volatile char *outf,*outk;
    volatile long i,j;
   
    dirf = 0x30; dirk = 0x107;
   *dirf = 0xff; *dirk = 0xff;
    outf= 0x31; outk = 0x108;
      while(1) 
      {
      
       //W==========================
       *outk=0xC1;
       *outf=0x80;
       for(j=0;j<DELAY;j++);
        *outk=0xFB;
       *outf=0x40;
       for(j=0;j<DELAY;j++);
       *outk=0xC1;
       *outf=0x20;
       for(j=0;j<DELAY;j++);
       //===============================
        *outk=0xC1;
       *outf=0x04;
       for(j=0;j<DELAY;j++);
        *outk=0xFB;
       *outf=0x02;
       for(j=0;j<DELAY;j++);
       *outk=0xC1;
       *outf=0x01;
       for(j=0;j<DELAY;j++);
       
     //E=============================
     
     
     *outk=0xC1;
     *outf=0x80;
     for(j=0;j<DELAY;j++);
     *outk=0xD5;
     *outf=0x70;
     for(j=0;j<DELAY;j++);
      
     //=========================
     *outk=0xC1;
     *outf=0x08;
     for(j=0;j<DELAY;j++);
      *outk=0xD5;
     *outf=0x07;
     for(j=0;j<DELAY;j++);
    

     //L=========================
     *outk=0xC1;
     *outf=0x80;
      for(j=0;j<DELAY;j++);
     *outk=0xFD;
     *outf=0x70;
     for(j=0;j<DELAY;j++);
     //===========================
     *outk=0xC1;
     *outf=0x08;
      for(j=0;j<DELAY;j++);
     *outk=0xFD;
     *outf=0x07;
     for(j=0;j<DELAY;j++);
     

     //C======================
     *outk=0xE3;
     *outf=0x80;
     for(j=0;j<DELAY;j++);
     *outk=0xDD;
     *outf=0x70;
     for(j=0;j<DELAY;j++);
     //===========================
      *outk=0xE3;
     *outf=0x08;
     for(j=0;j<DELAY;j++);
     *outk=0xDD;
     *outf=0x07;
     for(j=0;j<DELAY;j++);
     
     //O=================================
     *outk=0xE3;
     *outf=0x80;
     for(j=0;j<DELAY;j++);
      *outk=0xDD;
     *outf=0x60;
     for(j=0;j<DELAY;j++);
      *outk=0xE3;
     *outf=0x10;
     for(j=0;j<DELAY;j++);
     //=========================
     *outk=0xE3;
     *outf=0x08;
     for(j=0;j<DELAY;j++);
     *outk=0xDD;
     *outf=0x06;
     for(j=0;j<DELAY;j++);
     *outk=0xE3;
     *outf=0x01;
     for(j=0;j<DELAY;j++);
    
     
     //M============================
     
     *outk=0xC1;
     *outf=0x80;
     for(j=0;j<DELAY;j++);
     *outk=0xEF;
     *outf=0x60;
     for(j=0;j<DELAY;j++);
     *outk=0xC1;
     *outf=0x10;
     for(j=0;j<DELAY;j++);
     //=========================
     *outk=0xC1;
     *outf=0x08;
     for(j=0;j<DELAY;j++);
     *outk=0xEF;
     *outf=0x06;
     for(j=0;j<DELAY;j++);
     *outk=0xC1;
     *outf=0x01;
     for(j=0;j<DELAY;j++);
    
     //E==========================
      *outk=0xC1;
     *outf=0x80;
     for(j=0;j<DELAY;j++);
     *outk=0xD5;
     *outf=0x30;
     for(j=0;j<DELAY;j++);
      
     //=========================
     *outk=0xC1;
     *outf=0x08;
     for(j=0;j<DELAY;j++);
      *outk=0xD5;
     *outf=0x06;
     for(j=0;j<DELAY;j++);
  
     
     
     
     
      }
          
         

      
    
}

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

}