void lcd_init(void)
{
dis_cmd(0x02);
dis_cmd(0x28);
dis_cmd(0x0c);
dis_cmd(0x01);
}
void LCD_number(unsigned int value)
{ dis_cmd(0x04);//for decrementing the cursor position
unsigned int a=0;
while(value!=0)
{ a=value%10;
dis_data(a+48);
value=value/10;
}
dis_cmd(0x06);// for again incrementing the cursor position
}
void LCD_position (unsigned char row, unsigned char col)
{
if (row==1)
{
row=0x80;
dis_cmd(row+(col-1));
}
if (row==2)
{
row=0xC0;
dis_cmd(row+(col-1));
}
}
void init_LCD(void)
{
dis_cmd(0x02); //sets in 4 bit mode
_delay_ms(1);
dis_cmd(0x28); //sets in 2 line mode
_delay_ms(1);
dis_cmd(0x01); //clears LCD
_delay_ms(1);
dis_cmd(0x0E); //turns cursor on
_delay_ms(1);
dis_cmd(0x80); //turns on LCD
_delay_ms(1);
}
void LCD_write_string_custom(char addr,char *data0)
{
int jj = 0;
dis_cmd(addr);
_delay_ms(20);
while(data0[jj]!='\0')
{
dis_data(data0[jj]);
_delay_ms(5);
jj++;
}
}
void LCD_write_string_line1(char *data0)
{
int jj = 0;
dis_cmd(0x80);
_delay_ms(20);
while(data0[jj]!='\0')
{
dis_data(data0[jj]);
_delay_ms(5);
jj++;
}
}
void LCD_write_string_line2(char *data1)
{
int i=0;
dis_cmd(0xC0);
_delay_ms(20);
i=0;
while(data1[i]!='\0')
{
dis_data(data1[i]);
_delay_ms(5);
i++;
}
}
int main()
{ DDRD=0XFF;
while(1)
{
lcd_init();
for(int i=0;i<=12;i++)
{ dis_cmd(0x81);
LCD_number(i);
_delay_ms(1000);
for(int j=0;j<60;j++)
{ dis_cmd(0x85);
LCD_number(j);
_delay_ms(1000);
for(int k=0;k<60;k++)
{dis_cmd(0x89);
LCD_number(k);
_delay_ms(1000);}dis_cmd(0x01);
}dis_cmd(0x01);
}
}
return 0;
}
void LCD_write_string(char LINE_INDEX,char addr,char *data0)
{
if (LINE_INDEX == 1)
{
addr = addr + 0x80;
}
else
{
addr = addr + 0xC0;
}
int jj = 0;
dis_cmd(addr);
_delay_ms(20);
while(data0[jj]!='\0')
{
dis_data(data0[jj]);
_delay_ms(5);
jj++;
}
}
void lcd_init() // fuction for intialize
{
LCD_PORT_DIR |= 0xFF; //Make LCD port output
_delay_ms(500);
dis_cmd(0x33); //to initialize LCD
_delay_ms(100);
dis_cmd(0x32); //to initialize LCD
_delay_ms(100);
dis_cmd(0x28); //to initialize LCD in 2 lines, 5X8 dots and 4bit mode.
_delay_ms(100);
dis_cmd(0x0C); // to set entire Display on, cursor on, blinking cursor on
_delay_ms(100);
dis_cmd(0x01); // clear LCD
_delay_ms(100);
dis_cmd(0x06); // to move cursor to right after each character display
_delay_ms(100);
dis_cmd(0x02); // to set DDRAM Address to 0
_delay_ms(200);
}
int selectc()
{
int c, r;
int ret;
char h, l;
unsigned int k_ch;
c = (curchar / 16);
r = (curchar % 16);
for(;;)
{
dis_cmd(" Select Character");
sel_mode();
curchar = r + (c*16);
display(curchar);
h = ((mvwinch(set_win,(r+1),((c*2)+1))) & A_CHARTEXT);
l = ((mvwinch(set_win,(r+1),((c*2)+2))) & A_CHARTEXT);
wattron(set_win,A_REVERSE);
mvwprintw(set_win,(r+1),((c*2)+1),"%c%c",h,l);
wattroff(set_win,A_REVERSE);
wmove(set_win,(r+1),((c*2)+1));
wrefresh(set_win);
k_ch = wgetch(set_win);
switch(k_ch)
{
case K_LEFT:
case KEY_LEFT:
if(c > 0)
{
normal_set(r,c);
c--;
}
break;
case K_DOWN:
case KEY_DOWN:
if(r < 15)
{
normal_set(r,c);
r++;
}
break;
case K_UP:
case KEY_UP:
if(r > 0)
{
normal_set(r,c);
r--;
}
break;
case K_RIGHT:
case KEY_RIGHT:
if(c < 15)
{
normal_set(r,c);
c++;
}
break;
case 'e':
case 'E':
edit_mode();
dis_cmd(" Edit Character");
display(curchar);
ret = edit();
if(ret == 1)
save_ch();
break;
case 'g':
case 'G':
dis_cmd(" Exchange: select Destination, then press RETURN or any other Key to ABORT");
sr = r;
sc = c;
scurchar = curchar;
if((curchar = sel_dest()) == -1)
{ /* failsafe */
r = sr;
c = sc;
curchar = scurchar;
}
else
{ /* valid return */
normal_set(r,c);
c = (curchar / 16);
r = (curchar % 16);
xchg_ch(scurchar,curchar);
}
break;
case 'm':
case 'M':
dis_cmd(" Move: select Destination, then press RETURN or any other Key to ABORT");
sr = r;
sc = c;
scurchar = curchar;
if((curchar = sel_dest()) == -1)
{ /* failsafe */
r = sr;
c = sc;
curchar = scurchar;
}
else
{ /* valid return */
normal_set(r,c);
c = (curchar / 16);
r = (curchar % 16);
move_ch(scurchar,curchar);
}
break;
case 'q':
case 'Q':
normal_set(r,c);
wrefresh(set_win);
return(1);
break;
case 'x':
case 'X':
normal_set(r,c);
wrefresh(set_win);
return(0);
break;
case 0x0c:
wrefresh(curscr);
break;
default:
beep();
break;
}
}
}
