* \author Andrea Righi <arighi@develer.com>
*/
+#include "lcd_rit128x96.h"
+
+#include "hw/hw_rit128x96.h"
+
#include <cfg/debug.h>
#include <cfg/macros.h>
-#include "lcd_rit128x96.h"
/*
* Hard-coded command initialization sequence.
static void lcd_dataWrite(const uint8_t *buf, size_t count)
{
while (count--)
- {
LCD_WRITE(*buf++);
- /* Dummy read to drain the FIFO */
- (void)LCD_READ();
- }
}
/* Turn on the OLED display */
-void rit128x96_lcd_on(void)
+void rit128x96_on(void)
{
unsigned int i;
}
/* Turn off the OLED display */
-void rit128x96_lcd_off(void)
+void rit128x96_off(void)
{
LCD_SET_COMMAND();
lcd_dataWrite(exit_cmd, sizeof(exit_cmd));
}
-/* Refresh a bitmap on screen */
-void rit128x96_lcd_blitBitmap(const Bitmap *bm)
+static void lcd_start_blit(uint8_t x, uint8_t y, uint8_t width, uint8_t height)
{
- uint8_t lcd_row[bm->width / 2];
- uint8_t buffer[8];
- uint8_t mask;
- int i, l;
+ uint8_t buffer[3];
- ASSERT(bm->width == LCD_WIDTH && bm->height == LCD_HEIGHT);
+ ASSERT((x + width) <= LCD_WIDTH);
+ ASSERT((y + height) <= LCD_HEIGHT);
/* Enter command mode */
LCD_SET_COMMAND();
buffer[0] = 0x15;
- buffer[1] = 0;
- buffer[2] = (bm->width - 2) / 2;
+ buffer[1] = x / 2;
+ buffer[2] = (x + width - 2) / 2;
lcd_dataWrite(buffer, 3);
buffer[0] = 0x75;
- buffer[1] = 0;
- buffer[2] = bm->height - 1;
+ buffer[1] = y;
+ buffer[2] = y + height - 1;
lcd_dataWrite(buffer, 3);
lcd_dataWrite((const uint8_t *)&horizontal_inc, sizeof(horizontal_inc));
+}
+
+/* Refresh a raw image on screen */
+void rit128x96_blitRaw(const uint8_t *data,
+ uint8_t x, uint8_t y, uint8_t width, uint8_t height)
+{
+ lcd_start_blit(x, y, width, height);
+ /*
+ * Enter data mode and send the encoded image data to the OLED display,
+ * over the SSI bus.
+ */
+ LCD_SET_DATA();
+ while (height--)
+ {
+ /* Write an entire row at once */
+ lcd_dataWrite(data, width / 2);
+ data += width / 2;
+ }
+}
+
+/* Refresh a bitmap on screen */
+void rit128x96_blitBitmap(const Bitmap *bm)
+{
+ uint8_t lcd_row[bm->width / 2];
+ uint8_t mask;
+ int i, l;
+ lcd_start_blit(0, 0, bm->width, bm->height);
/*
* Enter data mode and send the encoded image data to the OLED display,
* over the SSI bus.
}
/* Initialize the OLED display */
-void rit128x96_lcd_init(void)
+void rit128x96_init(void)
{
/* Initialize the communication bus */
- lcd_bus_init();
+ lcd_rit128x96_hw_bus_init();
/* Turn on the OLED display */
- rit128x96_lcd_on();
+ rit128x96_on();
}