@@ -197,12 +197,21 @@ __interrupt void DMA_ISR (void)

 /* writes the complete internal framebuffer to the LCD */

 void mw_lcd_update_screen(void)

 {

-#ifndef LCD_DMA

+//#ifndef LCD_DMA

 	unsigned int i,j;

-#endif

+//#endif

 //	debug_uart_tx("uscr1\n");

+	// invert the buffer

+	if (0) {

+		for (i=0; i<96; i++) {

+			for ( j = 0; j < 12; j++ ) {

+				lcd_buf[i].Data[j] = ~lcd_buf[i].Data[j];

+			}

+		}

+	}

+

 	LCD_CS_ASSERT();

 	/* send WRITE command */

@@ -267,7 +276,7 @@ void mw_lcd_update_screen(void)

 	mw_lcd_static_mode();

 }

-void mw_lcd_draw_pixel(unsigned char x, unsigned char y, unsigned char color)

+void mw_lcd_draw_pixel(const uint8_t x, const uint8_t y, const uint8_t color)

 {

 	switch (color) {

 		case 1:

@@ -25,7 +25,7 @@ void mw_lcd_update_screen(void);

 #define LCD_WHITE	0

 #endif

 #define LCD_XOR		2

-void mw_lcd_draw_pixel(unsigned char x, unsigned char y, unsigned char color);

+void mw_lcd_draw_pixel(const uint8_t x, const uint8_t y, const uint8_t color);

 #endif