#include<reg51.h> //header file
#define lcd P2 // 8-pin data lines D0-D7
#define lcd1 P3 // 3- Command lines RS, RW, EN
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 initz() //Initialization function
{
cmd(0x01);
cmd(0x80);
cmd(0x0e);
cmd(0x38);
}
void dat(unsigned int x) //data function
{
P2=x;
delay(10000);
P3=0x5; // RS=1,R/W=0,E=1
delay(100);
P3=0x1; // RS=1,R/W=0,E=0
}
void count(unsigned int x) // function to calculate the numerical values 000-999
{
unsigned int a,b=1;
a=x;
while(a>9) // loop counts the no. of digits in the number received in x
{
b=b*10;
a=a/10;
}
while(b>0) // loop sends the digits to dat function
{
dat((x/b)+48);
x=x%10;
b=b/10;
}
}
void main()
{
unsigned int i;
initz(); //LCD initialization
while(1)
{
for(i=0;i<1000;i++) // loop to send the number to Count function
{
count(i);
cmd(0x80); // display the no. in first row
}
}
}
//Please comment below for any queries
#define lcd P2 // 8-pin data lines D0-D7
#define lcd1 P3 // 3- Command lines RS, RW, EN
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 initz() //Initialization function
{
cmd(0x01);
cmd(0x80);
cmd(0x0e);
cmd(0x38);
}
void dat(unsigned int x) //data function
{
P2=x;
delay(10000);
P3=0x5; // RS=1,R/W=0,E=1
delay(100);
P3=0x1; // RS=1,R/W=0,E=0
}
void count(unsigned int x) // function to calculate the numerical values 000-999
{
unsigned int a,b=1;
a=x;
while(a>9) // loop counts the no. of digits in the number received in x
{
b=b*10;
a=a/10;
}
while(b>0) // loop sends the digits to dat function
{
dat((x/b)+48);
x=x%10;
b=b/10;
}
}
void main()
{
unsigned int i;
initz(); //LCD initialization
while(1)
{
for(i=0;i<1000;i++) // loop to send the number to Count function
{
count(i);
cmd(0x80); // display the no. in first row
}
}
}
//Please comment below for any queries
1 comment:
Post a Comment