void draw_qr_code()
{
g_fill_white();
uint8_t mult = 7;
uint8_t xoff = 44;
uint8_t yoff = 4;
lcd_set_cursor(xoff, yoff);
lcd_write_index(0x022);
uint16_t row, col, y, rowi, coli;
y = yoff;
for (row = 0; row < 33; row++)
{
for (rowi = 0; rowi < mult; rowi++)
{
lcd_end_gfx();
lcd_set_cursor(y, xoff);
lcd_start_gfx();
for (col = 0; col < 33; col++)
{
for (coli = 0; coli < mult; coli++)
{
lcd_write_data_body(code[row*33 + col]);
}
}
y++;
}
}
lcd_end_gfx();
}
static void lcd_set_cursor(uint16_t x, uint16_t y){
uint16_t temp;
temp = y;
y = x;
x = MAX_Y - 1 - temp;
lcd_write_reg(0x0020, x);
lcd_write_reg(0x0021, y);
lcd_write_index(0x0022);
}
void g_fill_white()
{
lcd_set_cursor(0, 0);
lcd_write_index(0x022);
uint16_t x, y;
lcd_start_gfx();
for (x = 0; x < LCD_X; x++)
{
for (y = 0; y < LCD_Y; y++)
{
lcd_write_data_body(0xFFFF);
}
}
lcd_end_gfx();
}
void g_fill_rgb()
{
lcd_set_cursor(0, 0);
lcd_write_index(0x022);
uint16_t x, y;
lcd_select();
lcd_write_data_start();
for (x = 0; x < LCD_X; x++)
{
for (y = 0; y < LCD_Y; y++)
{
lcd_write_data_body((x << 8) | y);
}
}
lcd_end_gfx();
}
__INLINE uint16_t lcd_read_reg(uint16_t reg){
lcd_write_index(reg);
return lcd_read_data();
}
__INLINE void lcd_write_reg(uint16_t reg, uint16_t val){
lcd_write_index(reg);
lcd_write_data(val);
}
