diff options
Diffstat (limited to 'firmware/target/coldfire/mpio/hd300/lcd-hd300.c')
-rw-r--r-- | firmware/target/coldfire/mpio/hd300/lcd-hd300.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/firmware/target/coldfire/mpio/hd300/lcd-hd300.c b/firmware/target/coldfire/mpio/hd300/lcd-hd300.c index 10ee59571e..31087a5d43 100644 --- a/firmware/target/coldfire/mpio/hd300/lcd-hd300.c +++ b/firmware/target/coldfire/mpio/hd300/lcd-hd300.c @@ -202,17 +202,16 @@ void lcd_blit_grey_phase(unsigned char *values, unsigned char *phases, void lcd_update(void) ICODE_ATTR; void lcd_update(void) { - int y; - /* Copy display bitmap to hardware */ - for (y = 0; y < LCD_FBHEIGHT; y++) - { - lcd_write_command_ex(LCD_CNTL_PAGE, y, -1); - lcd_write_command_ex(LCD_CNTL_COLUMN, 0, -1); + /* Setup initial PAGE and COLUMN address + * the addressing circuit will take care of the rest + */ + lcd_write_command_ex(LCD_CNTL_PAGE, 0, -1); + lcd_write_command_ex(LCD_CNTL_COLUMN, 0, -1); + lcd_write_command(LCD_CNTL_DATA_WRITE); - lcd_write_command(LCD_CNTL_DATA_WRITE); - lcd_write_data (lcd_framebuffer[y], LCD_WIDTH); - } + /* Copy display bitmap to hardware */ + lcd_write_data (&lcd_framebuffer[0][0], LCD_WIDTH*LCD_FBHEIGHT); } /* Update a fraction of the display. */ |