/*!
* \brief Pre-set all CGRAM characters
*
* \param set Type of CGRAM stored in rom
*
*/
void LCD_wr_cgram_all(void) {
LCD_wr_cgram(0, &cgrom[0]);
LCD_wr_cgram(1, &cgrom[8]);
LCD_wr_cgram(2, &cgrom[16]);
LCD_wr_cgram(3, &cgrom[24]);
LCD_wr_cgram(4, &cgrom[32]);
LCD_wr_cgram(5, &cgrom[40]);
} else {
/*!
* M A I N
*
*/
int main(void) {
uint16_t poc = 0;
uint8_t i,j;
uint8_t dir;
uint8_t tmp;
LCD_init(); /* Initialize display */
LCD_wr_cgram(0,&cgrom_p[0]); /* Program first char in CG-RAM */
LCD_sendcmd(LCD_EN1 | LCD_EN2 | 0xc); /* Disable cursors */
for (i = 1; i < 5; i++) /* Fill display with pattern */
for (j = 1; j < 41; j++) {
LCD_cursor_yx(i,j);
LCD_senddata(((i <3) ? LCD_EN1 : LCD_EN2)| 0);
_delay_ms(100);
}
LCD_sendcmd(LCD_EN1 | LCD_EN2 | 0x1); /* Clear display */
i = 1; j = 1;
dir = 0;
do{
LCD_cursor_yx(i,j); /* Display figure */
LCD_senddata(((i <3) ? LCD_EN1 : LCD_EN2)| 0);
for (tmp = 0; tmp < 20; tmp++)
_delay_ms(10); /* Wait for while */
LCD_cursor_yx(i,j);
LCD_senddata(((i <3) ? LCD_EN1 : LCD_EN2)| ' '); /* Clear figure */
switch(dir) { /* State machine - direction control */
case 0: j++;
if (j == 40) dir = 1; /* Right */
break;
case 1: i++;
if (i == 4) dir = 2; /* Down */
break;
case 2: j--;
if (j == 1) dir = 3; /* Left */
break;
case 3: i--;
if (i == 1) dir =0; /* Up */
break;
}
} while(1);
}
void LCD_wr_cgram_all(uint8_t set) {
if (!set) {
LCD_wr_cgram(0, &cgrom[0]);
LCD_wr_cgram(1, &cgrom[8]);
LCD_wr_cgram(2, &cgrom[16]);
LCD_wr_cgram(3, &cgrom[24]);
LCD_wr_cgram(4, &cgrom[32]);
LCD_wr_cgram(5, &cgrom[40]);
}
else {
LCD_wr_cgram(0, &cgrom2[0]);
LCD_wr_cgram(1, &cgrom2[8]);
LCD_wr_cgram(2, &cgrom2[16]);
LCD_wr_cgram(3, &cgrom2[24]);
LCD_wr_cgram(4, &cgrom2[32]);
LCD_wr_cgram(5, &cgrom2[40]);
LCD_wr_cgram(6, &cgrom2[48]);
LCD_wr_cgram(7, &cgrom2[56]);
}
}
