#include<reg52.h>

//    RS     RW     E       D0 -  D7
//   P2.0   P2.1   P2.2   P1.0 - P1.7
//#define
sbit RS=P2^0;
sbit RW=P2^1;
sbit E=P2^2;

void send_command(unsigned int command_value ) ;
void send_data(unsigned int data_value) ;
void ms_delay( unsigned int time);

void main()
{

//LCD INITIALIZATION

//2 lines and 5x7 matrix
send_command(0x38);

//display on cursor blink
send_command(0x0E);

//clear display screen
send_command(0X01);




//PRINTING A CHARACTER

while(1)
{

send_command(0x80)  ; // force cursor on 1st line
send_data('H');
send_data('e');
send_data('l');
send_data('l');
send_data('o');

send_command(0xC0)  ; // force cursor on 2nd line

send_data('m');
send_data('i');
send_data('k');
send_data('r');
send_data('o');
send_data('v');
send_data('e');
send_data('z');

}

}



void send_command(unsigned int command_value )
{
    P1=command_value;
    RW=0;
    RS=0;
    E=1;
    ms_delay(10);
    E=0;
}

void send_data(unsigned int data_value)
{
    P1=data_value;
    RW=0;
    RS=1;
    E=1;
    ms_delay(10);
    E=0;
}

void ms_delay( unsigned int time)
{
    unsigned int i,j;
    //time X 1ms
    for(i=0;i<time;i++)
    {
        for(j=0;j<113;j++);  //1 ms
    }
}