void step_Move(char step);
unsigned char i = 0 ,j =0 ,k=0 , n=0, START_flag = 0 , RELOAD_flag = 0 ;
char stepdelay = 0;
unsigned int  numbofturns = 0;

char letter_M[] = {0xfe,0xfe,0x60,0x30,0x60,0xfe,0xfe};
//char letter_M[] = {0xf0,0x0F,0xF0,0x0F,0x3c,0xc3,0x3c};
char letter_i[] = {0x00,0x82,0xfe,0xfe,0x82,0x00,0x00};
char letter_c[] = {0x38,0x7c,0xc6,0x82,0x82,0xc6,0x44};
//char letter_c[] = {0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF};
char letter_R[] = {0x82,0xfe,0xfe,0x98,0x9c,0xf6,0x62};
char letter_O[] = {0X38,0X7C,0XC6,0X82,0XC6,0X7C,0X38};
char letter_p[] = {0x82,0xfe,0xfe,0x92,0x90,0xf0,0x60};


void interrup() iv IVT_ADDR_PCINT0 ics ICS_AUTO {
 PCIFR.PCIF0 = 1;
 if ((PINB & 0X02) && (START_flag == 0) ) {START_flag = 1;}
 else if ((PINB & 0X02) && (START_flag == 1) ) {RELOAD_flag = 1;}
}

void step_Move(char step){
char i;
 for (i=0; i< step; i++){
     delay_us(500);       //
 }
}
char *all_letters[] = {letter_m,letter_i,letter_c } ;
char text[] = "ABCDEF";
void main() {
DDRD = 0XFF;
PORTD = 0;
DDRB = 0XFD;
PORTB = 2;

SREG_I_bit = 1;
PCICR |= 1<<PCIE0;
PCMSK0 |= 1<<PCINT1;
   while(1){
      for (j=0 ; j<strlen(text) ; j++){
          for (n=0; n<=j; n++){
                  for(i=0; i<7; i++){
                        while(1){
                           while(START_flag == 0){ }
                                 step_Move(stepdelay);

                               for (k=0 ; k<=i ; k++){
                                 PORTD=all_letters[(text[n] - 65)][k];
                                 delay_us(400);
                                }

                             portd = 0;
                             START_flag = 0;
                             numbofturns++;
                              if (numbofturns == 1 ) {
                                        numbofturns = 0;
                                        break;
                               }
                        }
                   }
              delay_us(1200);
           }
      
       }
     stepdelay++;
   }
}

void step_Move(char step);
unsigned char i = 0 ,j =0 ,k=0 , n=0, START_flag = 0 , RELOAD_flag = 0 ;
char stepdelay = 0;
unsigned int  numbofturns = 0;

char letter_M[] = {0xfe,0xfe,0x60,0x30,0x60,0xfe,0xfe};
//char letter_M[] = {0xf0,0x0F,0xF0,0x0F,0x3c,0xc3,0x3c};
char letter_i[] = {0x00,0x82,0xfe,0xfe,0x82,0x00,0x00};
char letter_c[] = {0x38,0x7c,0xc6,0x82,0x82,0xc6,0x44};
//char letter_c[] = {0xFF,0x00,0xFF,0x00,0xFF,0x00,0xFF};
char letter_R[] = {0x82,0xfe,0xfe,0x98,0x9c,0xf6,0x62};
char letter_O[] = {0X38,0X7C,0XC6,0X82,0XC6,0X7C,0X38};
char letter_p[] = {0x82,0xfe,0xfe,0x92,0x90,0xf0,0x60};


void interrup() iv IVT_ADDR_PCINT0 ics ICS_AUTO {
 PCIFR.PCIF0 = 1;
 if ((PINB & 0X02) && (START_flag == 0) ) {START_flag = 1;}
 else if ((PINB & 0X02) && (START_flag == 1) ) {RELOAD_flag = 1;}
}

void step_Move(char step){
char i;
 for (i=0; i< step; i++){
     delay_us(500);       //
 }
}
char *all_letters[] = {letter_m,letter_i,letter_c,letter_r,letter_o} ;
char text[] = "ABCDE";
char divide =0;
void main() {

DDRD = 0XFF;
PORTD = 0;
DDRB = 0XFD;
PORTB = 2;

SREG_I_bit = 1;
PCICR |= 1<<PCIE0;
PCMSK0 |= 1<<PCINT1;
   while(1){
           for(i=0; i<(7*strlen(text)); i++) {
               while(1){
                 while(START_flag == 0){ }
                       step_Move(stepdelay);

                     for (k=0 ; k<=i ; k++){
                       divide = k/7;
                       PORTD=all_letters[(text[divide] - 65)][k - divide*7];
                       delay_us(400);
                       if (((k - divide)/6) && (k%7)){
                       portd = 0;
                       delay_us(1200);}
                      }
                   portd = 0;
                   START_flag = 0;
                   numbofturns++;
                    if (numbofturns == 3 ) {
                              numbofturns = 0;
                              break;
                     }
                }

            }
     stepdelay++;
   }
}