#include<reg51.h>
#define Lcd P2 // for 8-data pins D0-D7
#define lcd1 P3 //for RS, RW, EN Pins
void delay(unsigned int x) //delay function
{
while(x--);
}
void cmd(unsigned int x) // command function
{
P2=x;
delay(1000);
P3=0x04; // RS=0,R/W=0,E=1
delay(100);
P3=0x00; // RS=0,R/W=0,E=0
}
void intiz() // initialization function
{
cmd(0x01); // to clear screen
cmd(0x0c); // display ON cursor OFF
cmd(0x80); // first row first column
cmd(0x38); //2-lines and 5x7 matrix
}
void dat(unsigned int x) // data function
{
P2=x;
delay(100);
P3=0x05; // RS=1,R/W=0,E=1
delay(100);
P3=0x01; // RS=1,R/W=0,E=0
}
void main()
{
int j,x,a[]={'A','L','I',' ','S','A','D','I','Q'}; // characters to be displayed
intiz(); // LCD initialization
while(1)
{
x=0x8f; // first row last column
cmd(x--);
//cmd(0x1c);
for(j=0;j<3;j++) //loop to display the characters
{
dat(a[j]);
cmd(0x1c);
}
x=0xcf; // last row last column
cmd(x--);
for(j=3;j<9;j++) //loop to display the characters
{
dat(a[j]);
cmd(0x1c);
}
}
}
//Please comment below for any queries
#define Lcd P2 // for 8-data pins D0-D7
#define lcd1 P3 //for RS, RW, EN Pins
void delay(unsigned int x) //delay function
{
while(x--);
}
void cmd(unsigned int x) // command function
{
P2=x;
delay(1000);
P3=0x04; // RS=0,R/W=0,E=1
delay(100);
P3=0x00; // RS=0,R/W=0,E=0
}
void intiz() // initialization function
{
cmd(0x01); // to clear screen
cmd(0x0c); // display ON cursor OFF
cmd(0x80); // first row first column
cmd(0x38); //2-lines and 5x7 matrix
}
void dat(unsigned int x) // data function
{
P2=x;
delay(100);
P3=0x05; // RS=1,R/W=0,E=1
delay(100);
P3=0x01; // RS=1,R/W=0,E=0
}
void main()
{
int j,x,a[]={'A','L','I',' ','S','A','D','I','Q'}; // characters to be displayed
intiz(); // LCD initialization
while(1)
{
x=0x8f; // first row last column
cmd(x--);
//cmd(0x1c);
for(j=0;j<3;j++) //loop to display the characters
{
dat(a[j]);
cmd(0x1c);
}
x=0xcf; // last row last column
cmd(x--);
for(j=3;j<9;j++) //loop to display the characters
{
dat(a[j]);
cmd(0x1c);
}
}
}
//Please comment below for any queries
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