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prasant1010/graphic_lcd_om.c

Created September 21, 2016 20:45
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graphic_lcd_om.c
#include<avr/io.h>
#define F_CPU 8000000UL
#include<util/delay.h>
void glcd_picture(const unsigned char *);
void select_chip(int);
int i;
unsigned char photo[1024]={ 0xFF, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xC1, 0x81, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x81, 0x81, 0xC1, 0xC1, 0xE1, 0xE1, 0xF1, 0xF1, 0xF9, 0xF9, 0xF9, 0xF9,
0xF1, 0xF1, 0xE1, 0xE1, 0xE1, 0xC1, 0xC1, 0x81, 0x81, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x03, 0x0F, 0x1E, 0x3E, 0x7C, 0x78, 0xF8, 0xF0,
0xF0, 0xF0, 0xE0, 0xE0, 0xE1, 0xC1, 0xC3, 0xC3, 0xC7, 0xC7, 0x8F, 0x8F, 0x9F, 0x9F, 0x9F, 0x9F,
0x9F, 0x8F, 0x8F, 0x87, 0xC7, 0xC3, 0xC3, 0xC1, 0xC1, 0xC0, 0xE0, 0xE0, 0xE0, 0xE0, 0xF0, 0xF0,
0xF8, 0xF8, 0xF8, 0xFC, 0xFC, 0xFE, 0xFE, 0xFE, 0xFC, 0xF8, 0xF8, 0xF0, 0xE0, 0xE0, 0xC0, 0x40,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x18, 0x38, 0x7C, 0x7C, 0xFC, 0xFC, 0xFE, 0xFE, 0xFE, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0x3F, 0x7F, 0x7F,
0x7F, 0x7F, 0x7F, 0x7F, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xFE, 0xFE, 0xFC, 0xF8, 0xF8, 0xF0,
0xC1, 0x01, 0x03, 0x03, 0x07, 0x07, 0x07, 0x0F, 0x0F, 0x0F, 0x0F, 0x0F, 0x1F, 0x1F, 0x1F, 0x1F,
0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0xCF, 0xCF, 0xCF, 0xCF, 0xCF, 0xCF,
0xCF, 0xC7, 0xC7, 0xC7, 0xC7, 0xC7, 0xC3, 0xC3, 0x83, 0x83, 0x81, 0x81, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x07, 0x07, 0x03, 0x03, 0x03, 0x01, 0x01, 0x01,
0xC1, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0xC0, 0xC0, 0xC0, 0xC0, 0xE0, 0xE1, 0xFB, 0xFF, 0xFF, 0xFF, 0x7F, 0x3F, 0x1F, 0x0F,
0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0xC0, 0xE0, 0xF0, 0xF8, 0xF8, 0xFC,
0xFC, 0xFE, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x3F, 0x3F, 0x1F,
0x1F, 0x0F, 0x0F, 0x0F, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x0F, 0x0F, 0x1E,
0x3E, 0x7C, 0xFC, 0xF8, 0xF0, 0xE0, 0xC0, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0xFC, 0xF8, 0xC0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x03, 0x07, 0x1F, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
0x7F, 0x7F, 0xFF, 0xFF, 0xFB, 0xFB, 0xF3, 0xF1, 0xF1, 0xF1, 0xF0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0,
0xE0, 0x70, 0x70, 0x70, 0x78, 0xF8, 0xFC, 0xFE, 0xFF, 0xFF, 0xFF, 0x7F, 0x7F, 0x7F, 0x7F, 0x7F,
0x7F, 0x3F, 0x3F, 0x3F, 0x1F, 0x1F, 0x0F, 0x07, 0x07, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0xE7, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, 0xE0, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x03, 0x0F, 0x3F, 0xFF, 0xFE, 0xF8, 0xF0, 0xE0, 0xC0, 0xC0, 0x80,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x03, 0x03, 0x8F, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFE, 0xFC, 0xF8, 0xE0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFC, 0xFE, 0xF0,
0xE0, 0xC0, 0xC0, 0x80, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x80, 0x80, 0x80, 0xC0, 0xC0, 0xE0, 0xE0, 0xF0, 0xF0, 0xF8,
0xFC, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x3F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x07, 0x0F, 0x1F, 0x3F, 0x7F,
0x7F, 0xFE, 0xFE, 0xFC, 0xFC, 0xF8, 0xF8, 0xF8, 0xF0, 0xF0, 0xF0, 0xF0, 0xE0, 0xE0, 0xE0, 0xE0,
0xE0, 0xE0, 0xE0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0,
0xE0, 0xE0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF8, 0xF8, 0xFC, 0xFE, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0x7F, 0x3F, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0x07,
0x0F, 0x1F, 0x3F, 0x3F, 0x7F, 0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x7F, 0x7F, 0x7F, 0x3F,
0x3F, 0x1F, 0x1F, 0x0F, 0x07, 0x07, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
0xFF, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x81, 0x81, 0x81, 0x83, 0x83, 0x87, 0x87, 0x87, 0x8F, 0x8F, 0x8F, 0x8F, 0x8F,
0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0xBF, 0xBF, 0xBF, 0xBF, 0xBF, 0xBF, 0xBF, 0xBF,
0xBF, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x9F, 0x8F, 0x8F, 0x8F, 0x8F, 0x87, 0x87, 0x83, 0x83,
0x81, 0x81, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81,
0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0xFF};
void glcd_int();
void glcd_data(unsigned char);
void glcd_cmd(unsigned char);
void glcd_cmd(unsigned char cmd) //subroutine for command
{
PORTC=cmd;
_delay_ms(2);
PORTD&=~(1<<2);
PORTD&=~(1<<1);
PORTD|=(1<<0);
_delay_ms(2);
PORTD&=~(1<<0);
}
void glcd_data(unsigned char dat) //subroutine for data
{
PORTC=dat;
_delay_ms(2);
PORTD|=(1<<2);
PORTD&=~(1<<1);
PORTD|=(1<<0);
_delay_ms(2);
PORTD&=~(1<<0);
}
void glcd_init() //subroutine for initialaization
{
unsigned char command[4]={0x10,0xb8,0x40,0x3f};
select_chip(1); //Chip selection
for(i=0;i<4;i++)
glcd_cmd(command[i]);
select_chip(0);
for(i=0;i<4;i++)
glcd_cmd(command[i]);
}
void select_chip(int chip) //Chip selection
{
if(chip==1)
{
PORTD|=(1<<4);
PORTD&=~(1<<3);
}
else
{
PORTD&=~(1<<4);
PORTD|=(1<<3);
}
}
void glcd_picture(const unsigned char *ip) //Subroutine for printing
{
int page,column;
for(page=0;page<8;page++)
{
select_chip(0);
glcd_cmd(0xb8|page);
glcd_cmd(0x40);
for(column=0;column<128;column++)
{
if(column==64)
{
select_chip(1);
glcd_cmd(0xb8|page);
glcd_cmd(0x40);
}
glcd_data(*ip++); //acessing array values using pointers
}
}
}
int main(void)
{
DDRC=DDRD=0xff;
_delay_ms(2);
PORTD&=~(1<<5);
_delay_ms(10);
PORTD|=(1<<5);
_delay_ms(2);
while(1)
{
glcd_init(); //initialization
_delay_ms(1);
glcd_picture(photo); //Printing image pixels
while(1);
}
}
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