void loop(){

}
void init_port(void);
void outdata(char );
void outcontrol(char);
void delay1(int);
void init_lcd(void);
void lcd_control_write(void);
void write_data(char);
void write_string(char*);

void setup(){
  init_port();
  init_lcd();
  write_string("welcome to Etalvis");
}
void write_string(char *ptr){
  while(*ptr!=0){
    write_data(*ptr);
    ptr++;
  }
}
void init_port(){
  volatile char *dirf;
    volatile char *dirk;
    dirk=0x107;
  dirf=0x30;
  *dirf=0xff;
  *dirk=0x03;
}
void outdata(char out_data){
  volatile char *out;
  out=0x31;
  *out=out_data;
}

void outcontrol(char out_control){
volatile char *out;
out=0x108;
*out=out_control;
}

void delay1(int a){
  volatile long i;
  for(i=0;i<10000;i++);
}

void init_lcd()
{
  outdata(0x38);// function set
  lcd_control_write();
  outdata(0x0f);//display on or off
  lcd_control_write();
  outdata(0x01);//clear didplay
  lcd_control_write(); 
  
  outdata(0x06);//entry mode set
  lcd_control_write();

 
}
void lcd_control_write(){
  outcontrol(0x01);
  delay1(1);
  outcontrol(0x00);
  delay1(1);
}
void write_data(char wout){
  outdata(wout);
  outcontrol(0x02);
  delay1(1);
  outcontrol(0x03);
  delay1(1);
   outcontrol(0x02);
  delay1(1);
}