www.pudn.com > ARM9_PROGRAM.rar > lcdlib.c

/***************************************** 
  NAME: lcdlib.c 
  DESC: lcd configuration low-level codes 
  HISTORY: 
  2002.03.13:draft ver 0.0 
 *****************************************/ 
#include  
#include "addr.h" 
#include "lib.h" 
#include "def.h" 
 
#include "lcdlib.h" 
 
//Mono STN 
U32 (*frameBuffer1Bit)[SCR_XSIZE_STN/32]; 
//Gray 
U32 (*frameBuffer2Bit)[SCR_XSIZE_STN/16]; 
U32 (*frameBuffer4Bit)[SCR_XSIZE_STN/8]; 
//Color STN 
U32 (*frameBuffer8Bit)[SCR_XSIZE_CSTN/4]; 
U32 (*frameBuffer12Bit)[SCR_XSIZE_CSTN*3/8]; 
//TFT 240320 
U32 (*frameBuffer8BitTft240320)[SCR_XSIZE_TFT_240320/4]; 
U32 (*frameBuffer16BitTft240320)[SCR_XSIZE_TFT_240320/2]; 
//TFT 640480 
U32 (*frameBuffer1BitTft640480)[SCR_XSIZE_TFT_640480/32]; 
U32 (*frameBuffer8BitTft640480)[SCR_XSIZE_TFT_640480/4]; 
U32 (*frameBuffer16BitTft640480)[SCR_XSIZE_TFT_640480/2]; 
U32 (*frameBuffer24BitTft640480)[SCR_XSIZE_TFT_640480]; 
//TFT 800600 
U32 (*frameBuffer1BitTft800600)[SCR_XSIZE_TFT_800600/32]; 
U32 (*frameBuffer8BitTft800600)[SCR_XSIZE_TFT_800600/4]; 
U32 (*frameBuffer16BitTft800600)[SCR_XSIZE_TFT_800600/2]; 
//TFT 800480 
U32 (*frameBuffer16BitTft800480)[SCR_XSIZE_TFT_800480/2]; 
 
void Lcd_Init(int type) 
{ 
    switch(type) 
    { 
    case MODE_TFT_16BIT_800480: 
    	 
    	frameBuffer16BitTft800480=(U32 (*)[SCR_XSIZE_TFT_800480/2])LCDFRAMEBUFFER; 
	/*rLCDCON1=(1<<8)|(0<<7)|(3<<5)|(12<<1)|0; 
        // TFT LCD panel,16bpp TFT,ENVID=off 
	 
	rLCDCON2=(VBPD_800480<<24)|(LINEVAL_TFT_800480<<14)|(VFPD_800480<<6)|(VSPW_800480); 
	 
	rLCDCON3=(HBPD_800480<<19)|(HOZVAL_TFT_800480<<8)|(HFPD_800480); 
	rLCDCON4=(MVAL<<8)|(HSPW_800480); 
	 
	rLCDCON5=(1<<11)|(1<<9)|(1<<8)|(1<<6); 
	rLCDSADDR1=(((U32)frameBuffer16BitTft800480>>22)<<21)|M5D((U32)frameBuffer16BitTft800480>>1); 
	rLCDSADDR2=M5D( ((U32)frameBuffer16BitTft640480+(SCR_XSIZE_TFT_800480*LCD_YSIZE_TFT_800480*2))>>1 ); 
	rLCDSADDR3=(((SCR_XSIZE_TFT_800480-LCD_XSIZE_TFT_800480)/1)<<11)|(LCD_XSIZE_TFT_800480/1); 
	rLCDINTMSK|=(3); // MASK LCD Sub Interrupt 
	rLPCSEL&=(~7); // Disable LPC3600 
	rTPAL=0; // Disable Temp Palette*/ 
	//frameBuffer16BitTft800480=(U32 (*)[SCR_XSIZE_TFT_800480/2])LCDFRAMEBUFFER; 
	         //good 
	//rLCDCON2=(7<<24)|(800<<14)|(4<<6)|(2<<0); 
	 
	 
	/*rLCDCON1=(2<<8)|(1<<7)|(3<<5)|(12<<1);   
	rLCDCON2=(3<<24)|(800*2<<14)|(3<<6)|(4<<0);//good   
	rLCDCON3=(10<<19)|(480*2<<8)|(30<<0);    //vvv good 
	rLCDCON4=(13<<8)|(128<<0);              //good 
	 
	rLCDCON5=(1<<11)|(1<<9)|(1<<8)|(1<<6);//good 
	 
	*/ 
	rLCDCON1=(2<<8)|(1<<7)|(3<<5)|(12<<1);   
	rLCDCON2=(3<<24)|(1600<<14)|(3<<6)|(4<<0);//good   
	rLCDCON3=(10<<19)|(960<<8)|(30<<0);    //vvv good 
	rLCDCON4=(13<<8)|(128<<0);              //good 
	 
	rLCDCON5=(1<<11)|(1<<9)|(1<<8);//good 
	 
	 
	 
	//rLCDSADDR1=(((U32)frameBuffer16BitTft800480>>22)<<21)|M5D((U32)frameBuffer16BitTft800480>>1); 
	rLCDSADDR1=(((U32)frameBuffer16BitTft800480>>22)<<21); 
	 
	//rLCDSADDR2=M5D( ((U32)frameBuffer16BitTft800480+(SCR_XSIZE_TFT_800480*LCD_YSIZE_TFT_800480*2))>>1 ); 
	rLCDSADDR2=M5D( (0+(1600*480*3))>>1 ); 
	 
	rLCDSADDR3=((800)<<11)|(800<<0);//(LCD_XSIZE_TFT_800480); 
	rLCDINTMSK|=(3); // MASK LCD Sub Interrupt 
	rLPCSEL&=(~7); // Disable LPC3600 
	rTPAL=0; // Disable Temp Palette 
    break; 
 
    break; 
 
 
    case MODE_TFT_24BIT_640480: 
    	frameBuffer24BitTft640480=(U32 (*)[SCR_XSIZE_TFT_640480])LCDFRAMEBUFFER; 
	rLCDCON1=(CLKVAL_TFT_640480<<8)|(MVAL_USED<<7)|(3<<5)|(13<<1)|0; 
        // TFT LCD panel,24bpp TFT,ENVID=off 
	rLCDCON2=(VBPD_640480<<24)|(LINEVAL_TFT_640480<<14)|(VFPD_640480<<6)|(VSPW_640480); 
	rLCDCON3=(HBPD_640480<<19)|(HOZVAL_TFT_640480<<8)|(HFPD_640480); 
	rLCDCON4=(MVAL<<8)|(HSPW_640480); 
	rLCDCON5=(1<<12)|(1<<9)|(1<<8);	// BPP24:MSB,HSYNC and VSYNC are inverted 
	rLCDSADDR1=(((U32)frameBuffer24BitTft640480>>22)<<21)|M5D((U32)frameBuffer24BitTft640480>>1); 
	rLCDSADDR2=M5D( ((U32)frameBuffer24BitTft640480+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480*4))>>1 ); 
	rLCDSADDR3=(((SCR_XSIZE_TFT_640480-LCD_XSIZE_TFT_640480)*2)<<11)|(LCD_XSIZE_TFT_640480*2); 
	rLCDINTMSK|=(3); // MASK LCD Sub Interrupt 
	rLPCSEL&=(~7); // Disable LPC3600 
	rTPAL=0; // Disable Temp Palette 
 
    break; 
 
     
 
 
 
  
    	 
    case MODE_TFT_16BIT_800600: 
	frameBuffer16BitTft800600=(U32 (*)[SCR_XSIZE_TFT_800600/2])LCDFRAMEBUFFER; 
   	rLCDCON1=(CLKVAL_TFT_800600<<8)|(MVAL_USED<<7)|(3<<5)|(12<<1)|0; 
        // TFT LCD panel,16bpp TFT,ENVID=off 
	rLCDCON2=(VBPD_800600<<24)|(LINEVAL_TFT_800600<<14)|(VFPD_800600<<6)|(VSPW_800600); 
	rLCDCON3=(HBPD_800600<<19)|(HOZVAL_TFT_800600<<8)|(HFPD_800600); 
	rLCDCON4=(MVAL<<8)|(HSPW_800600); 
	rLCDCON5=(1<<11)|(1<<10)|(1<<9)|(1<<8); 
	//BPP24BL:x,FRM565:o,INVVCLK:x,INVVLINE:o,INVVFRAME:o,INVVD:x, 
	//INVVDEN:x,INVPWREN:x,INVLEND:x,PWREN:x,ENLEND:x,BSWP:x,HWSWP:x 
	rLCDSADDR1=(((U32)frameBuffer16BitTft800600>>22)<<21)|M5D((U32)frameBuffer16BitTft800600>>1); 
	rLCDSADDR2=M5D( ((U32)frameBuffer16BitTft800600+(SCR_XSIZE_TFT_800600*LCD_YSIZE_TFT_800600*2))>>1 ); 
	rLCDSADDR3=(((SCR_XSIZE_TFT_800600-LCD_XSIZE_TFT_800600)/1)<<11)|(LCD_XSIZE_TFT_800600/1); 
	rLCDINTMSK|=(3); // MASK LCD Sub Interrupt 
	rLPCSEL&=(~7); // Disable LPC3600 
	rTPAL=0; // Disable Temp Palette 
 
    break; 
 
    default: 
    break; 
    }	 
} 
 
 
/* 
void Lcd_Palette_Init(void) 
{ 
    unsigned char cdata, p_red, p_green, p_blue; 
    U32 *palette; 
     
    palette=(U32 *)PALETTE; 
    *palette++=0; //black 
    for(cdata=1;cdata<255;cdata++) 
    { 
		p_red=(cdata & 0xe0); 
		p_green=(cdata & 0x1c); 
		p_blue=(cdata & 0x03); 
    	*palette++=((U32)((p_red<<8)|(p_green<<6)|(p_blue<<3))); 
    } 
    *palette=0xffff; //white 
} 
*/ 
 
 
void Lcd_CstnOnOff(int onoff) 
{ 
    // 1:CSTN Panel on  0:CSTN Panel off //	 
    if(onoff==1) 
    	rLCDCON1|=1; // ENVID=ON 
    else 
	rLCDCON1 =rLCDCON1 & 0x3fffe; // ENVID Off 
    rGPBUP=rGPBUP|(1<<5); // Pull-up disable 
    rGPBDAT=rGPBDAT&(~(1<<5))|(onoff<<5); // GPB5=On or Off 
    rGPBCON=rGPBCON&(~(3<<10))|(1<<10);    //GPD9=output 
}     
 
 
void Lcd_EnvidOnOff(int onoff) 
{ 
    if(onoff==1) 
	rLCDCON1|=1; // ENVID=ON 
    else 
	rLCDCON1 =rLCDCON1 & 0x3fffe; // ENVID Off 
}     
 
 
void Lcd_Lpc3600Enable(void) 
{ 
   //rLPCSEL&=~(7); 
   // rLPCSEL|=(7); // 240320,Enable LPC3600 
}     
 
 
void Lcd_PowerEnable(int invpwren,int pwren) 
{ 
    //GPG4 is setted as LCD_PWREN 
    rGPGUP=rGPGUP&(~(1<<4))|(1<<4); // Pull-up disable 
    rGPGCON=rGPGCON&(~(3<<8))|(3<<8); //GPG4=LCD_PWREN 
    //Enable LCD POWER ENABLE Function 
    rLCDCON5=rLCDCON5&(~(1<<3))|(pwren<<3);   // PWREN 
    rLCDCON5=rLCDCON5&(~(1<<5))|(invpwren<<5);   // INVPWREN 
}     
 
 
void MoveViewPort(int type) 
{ 
    int vx=0,vy=0,vd; 
    vd=(type==MODE_STN_1BIT)*16+(type==MODE_STN_2BIT)*8+(type==MODE_STN_4BIT)*4 
        +(type==MODE_CSTN_8BIT)*2+(type==MODE_CSTN_12BIT)*4  
        +(type==MODE_TFT_1BIT_240320)*16+(type==MODE_TFT_8BIT_240320)*2+(type==MODE_TFT_16BIT_240320)*1 
        +(type==MODE_TFT_1BIT_640480)*16+(type==MODE_TFT_8BIT_640480)*2+(type==MODE_TFT_16BIT_640480)*1+(type==MODE_TFT_24BIT_640480)/2 
        +(type==MODE_TFT_1BIT_800600)*16+(type==MODE_TFT_8BIT_800600)*2+(type==MODE_TFT_16BIT_800600)*1;         
    while(1) 
    { 
    	switch(Uart_Getch()) 
    	{ 
    	case 'i': 
	    if(vy>=vd)vy-=vd;    	   	 
        break; 
 
    	case 'j': 
    	    if(vx>=vd)vx-=vd; 
    	break; 
 
    	case 'k': 
	    //if((type==MODE_TFT_1BIT_800600)|(type==MODE_TFT_8BIT_800600)|(type==MODE_TFT_16BIT_800600))    
	    if((type&0x4000)&&(type&0x400))		   
	    { 
                if(vx<=(SCR_XSIZE_TFT_800600-LCD_XSIZE_TFT_800600-vd))vx+=vd;   	     
	    } 
	    //else if((type==MODE_TFT_1BIT_640480)|(type==MODE_TFT_8BIT_640480)|(type==MODE_TFT_16BIT_640480)|(type==MODE_TFT_24BIT_640480))    
	    else if((type&0x4000)&&(type&0x200))		   
	    { 
                if(vx<=(SCR_XSIZE_TFT_640480-LCD_XSIZE_TFT_640480-vd))vx+=vd;   	     
	    } 
            //else if((type==MODE_TFT_8BIT_240320)|(type==MODE_TFT_16BIT_240320))    
	    else if((type&0x4000)&&(type&0x100))  
	    { 
                if(vx<=(SCR_XSIZE_TFT_240320-LCD_XSIZE_TFT_240320-vd))vx+=vd;   	     
	    } 
            //else if((type==MODE_CSTN_8BIT)|(type==MODE_CSTN_12BIT))    
            else if(type&0x2000)    
            { 
                if(vx<=(SCR_XSIZE_CSTN-LCD_XSIZE_CSTN-vd))vx+=vd;   	     
            } 
            else 
            { 
                if(vx<=(SCR_XSIZE_STN-LCD_XSIZE_STN-vd))vx+=vd;   	     
            } 
   	    break; 
 
    	case 'm': 
	    if((type&0x4000)&&(type&0x400)) 
            { 
                if(vy<=(SCR_YSIZE_TFT_800600-LCD_YSIZE_TFT_800600-vd))vy+=vd;  
                else if(vy=592)vy+=8; 
            } 
	    else if((type&0x4000)&&(type&0x200)) 
            { 
                if(vy<=(SCR_YSIZE_TFT_640480-LCD_YSIZE_TFT_640480-vd))vy+=vd;   	     
            } 
	    else if((type&0x4000)&&(type&0x100)) 
            { 
                if(vy<=(SCR_YSIZE_TFT_240320-LCD_YSIZE_TFT_240320-vd))vy+=vd;   	     
            } 
            else if(type&0x2000)    
            { 
                if(vy<=(SCR_YSIZE_CSTN-LCD_YSIZE_CSTN-vd))vy+=vd;   	     
            } 
            else 
            { 
                if(vy<=(SCR_YSIZE_STN-LCD_YSIZE_STN-vd))vy+=vd;   	     
            } 
   	    break; 
 
    	case '\r': 
   	    return; 
 
    	default: 
	    break; 
		} 
	Uart_Printf("vx=%3d,vy=%3d\n",vx,vy); 
	Lcd_MoveViewPort(vx,vy,type); 
    } 
} 
 
 
void Lcd_MoveViewPort(int vx,int vy,int type) 
{ 
    U32 addr; 
    switch(type) 
    { 
    case MODE_STN_1BIT: 
    	// LCDBASEU,LCDBASEL register has to be changed before 12 words before the end of VLINE. 
    	// In mono mode, x=320 is 10 words, So, We can't change LCDBASEU,LCDBASEL  
    	// during LINECNT=1~0 at mono mode.  
	// The processor mode should be superviser mode.   
    	SET_IF(); 
	#if (LCD_XSIZE_STN<512) 
    	    while((rLCDCON1>>18)<=1); // if x<512 
   	#else	 
    	    while((rLCDCON1>>18)==0); // if x>512 ((12+4)*32)  
    	#endif 
	addr=(U32)frameBuffer1Bit+(vx/8)+vy*(SCR_XSIZE_STN/8); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D( ((addr+(SCR_XSIZE_STN*LCD_YSIZE_STN/8))>>1) ); 
	CLR_IF(); 
   	break; 
 
    case MODE_STN_2BIT: 
	SET_IF();  
	#if (LCD_XSIZE_STN<256) 
   	    while((rLCDCON1>>18)<=1); // if x<256 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>256 
	#endif 
        addr=(U32)frameBuffer2Bit+(vx/4)+vy*(SCR_XSIZE_STN/4); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_STN*LCD_YSIZE_STN/4))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_STN_4BIT: 
	SET_IF();  
    	#if (LCD_XSIZE_STN<128) 
    	    while((rLCDCON1>>18)<=1); // if x<128 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>128 
	#endif 
        addr=(U32)frameBuffer4Bit+(vx/2)+vy*(SCR_XSIZE_STN/2); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_STN*LCD_YSIZE_STN/2))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_CSTN_8BIT: 
	SET_IF();  
	#if (LCD_XSIZE_CSTN<64) 
    	    while((rLCDCON1>>18)<=1); // if x<64 
	#else	 
 	    while((rLCDCON1>>18)==0); // if x>64 
	#endif 
        addr=(U32)frameBuffer8Bit+(vx/1)+vy*(SCR_XSIZE_CSTN/1); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_CSTN*LCD_YSIZE_CSTN))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_CSTN_12BIT: 
    	SET_IF();  
	#if (LCD_XSIZE_CSTN<43) 
    	    while((rLCDCON1>>18)<=1); // if x<43 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>43 
	#endif 
    	addr=(U32)frameBuffer12Bit+(vx*3/2)+vy*(SCR_XSIZE_CSTN*3/2); // Move 6Byte(4pixel) 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_CSTN*LCD_YSIZE_CSTN*3/2))>>1)); 
	CLR_IF(); 
    break; 
    	 
    case MODE_TFT_1BIT_240320: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_240320<512) 
    	    while((rLCDCON1>>18)<=1); // if x<512 
	#else	 
	    while((rLCDCON1>>18)==0); // if x>512 
	#endif 
        addr=(U32)frameBuffer8BitTft240320+(vx/8)+vy*(SCR_XSIZE_TFT_240320/8); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320/8))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_8BIT_240320: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_240320<64) 
    	    while((rLCDCON1>>18)<=1); // if x<64 
	#else	 
	    while((rLCDCON1>>18)==0); // if x>64 
	#endif 
        addr=(U32)frameBuffer8BitTft240320+(vx/1)+vy*(SCR_XSIZE_TFT_240320/1); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_16BIT_240320: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_240320<32) 
    	    while((rLCDCON1>>18)<=1); // if x<32 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>32 
	#endif 
        addr=(U32)frameBuffer16BitTft240320+(vx*2)+vy*(SCR_XSIZE_TFT_240320*2); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320*2))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_1BIT_640480: 
    	SET_IF(); 
	#if (LCD_XSIZE_TFT_640480<512) 
    	    while((rLCDCON1>>18)<=1); // if x<512 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>512 ((12+4)*32)  
	#endif 
        addr=(U32)frameBuffer1BitTft640480+(vx/8)+vy*(SCR_XSIZE_TFT_640480/8); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D( ((addr+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480/8))>>1) ); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_8BIT_640480: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_640480<64) 
    	    while((rLCDCON1>>18)<=1); // if x<64 
	#else	 
	    while((rLCDCON1>>18)==0); // if x>64 
	#endif 
        addr=(U32)frameBuffer8BitTft640480+(vx/1)+vy*(SCR_XSIZE_TFT_640480/1); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_16BIT_640480: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_640480<32) 
    	    while((rLCDCON1>>18)<=1); // if x<32 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>32 
	#endif 
        addr=(U32)frameBuffer16BitTft640480+(vx*2)+vy*(SCR_XSIZE_TFT_640480*2); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480*2))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_24BIT_640480: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_640480<16) 
    	    while((rLCDCON1>>18)<=1); // if x<16 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>16 
	#endif 
        addr=(U32)frameBuffer24BitTft640480+(vx*4)+vy*(SCR_XSIZE_TFT_640480*4); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_640480*LCD_YSIZE_TFT_640480*4))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_1BIT_800600: 
    	SET_IF(); 
	#if (LCD_XSIZE_TFT_800600<512) 
    	    while((rLCDCON1>>18)<=1); // if x<512 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>512 ((12+4)*32)  
	#endif 
        addr=(U32)frameBuffer1BitTft800600+(vx/8)+vy*(SCR_XSIZE_TFT_800600/8); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D( ((addr+(SCR_XSIZE_TFT_800600*LCD_YSIZE_TFT_800600/8))>>1) ); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_8BIT_800600: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_800600<64) 
    	    while((rLCDCON1>>18)<=1); // if x<64 
	#else	 
	    while((rLCDCON1>>18)==0); // if x>64 
	#endif 
        addr=(U32)frameBuffer8BitTft800600+(vx/1)+vy*(SCR_XSIZE_TFT_800600/1); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_800600*LCD_YSIZE_TFT_800600))>>1)); 
	CLR_IF(); 
    break; 
 
    case MODE_TFT_16BIT_800600: 
    	SET_IF();  
	#if (LCD_XSIZE_TFT_800600<32) 
    	    while((rLCDCON1>>18)<=1); // if x<32 
	#else	 
    	    while((rLCDCON1>>18)==0); // if x>32 
	#endif 
        addr=(U32)frameBuffer16BitTft800600+(vx*2)+vy*(SCR_XSIZE_TFT_800600*2); 
	rLCDSADDR1= ( (addr>>22)<<21 ) | M5D(addr>>1); 
	rLCDSADDR2= M5D(((addr+(SCR_XSIZE_TFT_800600*LCD_YSIZE_TFT_800600*2))>>1)); 
	CLR_IF(); 
    break; 
 
    default: 
    break; 
    }    
}