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/**************************************************************************/
/*! 
   Wait VSYNC signal.
*/
/**************************************************************************/
void Display_WaitVSYNC(void)
{
	/* reload shadow registers on vertical blanking period */
	LTDC->SRCR = LTDC_SRCR_VBR;
	/* wait for next frame */
	while ((LTDC->CDSR & LTDC_CDSR_VSYNCS) == 0);
}¥³¡¼¥É¾ÜºÙ¤Ï./lib/display/mcu_depend/src/lcdc_if_basis.c¤È
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(LANDSCAPE)¤Ç»ÈÍѤ·¤¿»þ¤À¤±È¯À¸¤·¡¢½ÄÊý¸þ(PORTRAIT)¤Ê¤é°ìÀÚȯÀ¸
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ºÇ¸å¤Î¤¤Î¤È¤³¤í¤ÇVerticalBackPorch(VBP)¤òÁý¤ä¤·¤¿¤é¼Ð¤á¥Æ¥£¥¢¥ê¥ó¥°¤ò
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	/* Timing parameters for all Video modes
	* Set Timing parameters of LTDC depending on its chosen orientation
	*/
	/* The following values are same for portrait and landscape orientations */
	if(Orientation == LCD_ORIENTATION_PORTRAIT)
	{
		VSA  = OTM8009A_480X800_VSYNC;		/* 1  */
		VBP  = OTM8009A_480X800_VBP;		/* 15 */
		VFP  = OTM8009A_480X800_VFP;		/* 16 */
		HSA  = OTM8009A_480X800_HSYNC;		/* 2  */
		HBP  = OTM8009A_480X800_HBP;		/* 34 */
		HFP  = OTM8009A_480X800_HFP;		/* 34 */
	}
	else
	{
		/* lcd_orientation == LCD_ORIENTATION_LANDSCAPE */
		VSA  = OTM8009A_800X480_VSYNC;		/* 1  */
		VBP  = VBP_OFS + OTM8009A_800X480_VBP;		/* 15(+480) */
		VFP  = OTM8009A_800X480_VFP;		/* 16 */
		HSA  = OTM8009A_800X480_HSYNC;		/* 2  */
		HBP  = OTM8009A_800X480_HBP;		/* 34 */
		HFP  = OTM8009A_800X480_HFP;		/* 34 */
	}  
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