//NOTE:VCC=3.3V,在进入RGB模式前必须要用SPI对屏进行初始化
//****************************************************************
void write_command (unsigned char y) // (uchar y,uchar x)
{
  unsigned char i;
csb=0;
sclb=0;
sdi=0;
sclb=1;
for(i=0;i<8;i++)
    {
     sclb=0;      
      if (y&0x80)
       {
          sdi=1;
        }
          else
         {
          sdi=0;
         }
       sclb=1;
      y=y<<1;
    }
csb=1;
}
//***************************************************************
void write_data(unsigned char w) // (uchar w, uchar v)
{
  unsigned char i;
csb=0;
sclb=0;
sdi=1;
sclb=1;
for(i=0;i<8;i++)
 {
  sclb=0;
     if (w&0x80)
     {
        sdi=1;
       }
          else
        {
         sdi=0;
        }
   sclb=1;
   w=w<<1;
    }
csb=1;
}


/*************************************************/
void initi(void)
{
   res=1;
   delay(1);
   res=0;
   delay(10);
   res=1;
   delay(200);
//***************************************************************//LCD SETING
write_command(0xFF);        // Change to Page 1 CMD 
write_data(0xff); 
write_data(0x98); 
write_data(0x06); 
write_data(0x04); 
write_data(0x01); 

write_command(0x08); //Output    SDA 
write_data(0x00); 

write_command(0x20);//set DE/VSYNC mode   
write_data(0x00); 	  //01 VSYNC MODE

write_command(0x21); //DE = 1 Active 
write_data(0x01); 
 
write_command(0x30);//Resolution setting 480 X 800 
write_data(0x02); //02
 
write_command(0x31); //Inversion setting 
write_data(0x00); //02-2dot
 
write_command(0x40); //BT DDVDH DDVDL
write_data(0x00); //10,14,18 00	2XVCI
 
write_command(0x41);  
write_data(0x33);  //avdd +5.2v,avee-5.2v 33
 
write_command(0x42);        
write_data(0x02); //VGL=DDVDH+VCIP -DDVDL,VGH=2DDVDL-VCIP  00
 
write_command(0x43);       
write_data(0x89); //SET VGH clamp level +15v
 
write_command(0x44);       
write_data(0x86); //SET VGL clamp level -10v

write_command(0x46);    
write_data(0x34);

write_command(0x50);//VREG1 for positive Gamma 
write_data(0xA8); 
 
write_command(0x51);//VREG2 for negative Gamma 
write_data(0xA8); 
 
write_command(0x52);//VCOM 
write_data(0x00); 
 
write_command(0x53); //Forward Flicker
write_data(0x66); //VCOM 
 
write_command(0x54); //VCOM 
write_data(0x00); 

write_command(0x55); //Backward Flicker
write_data(0x66); //VCOM 

write_command(0x60);       
write_data(0x07); 
 
write_command(0x61);        
write_data(0x04); 
 
write_command(0x62);      
write_data(0x08); 
 
write_command(0x63);      
write_data(0x04); 

write_command(0xA0);  //Positive Gamma 
write_data(0x00); 
write_command(0xA1);        // 
write_data(0x0F); 
write_command(0xA2);        // 
write_data(0x17); 
write_command(0xA3);        // 
write_data(0x0D); 
write_command(0xA4);        // 
write_data(0x07); 
write_command(0xA5);        // 
write_data(0x0B); 
write_command(0xA6);        // 
write_data(0x07); 
write_command(0xA7);        // 
write_data(0x06); 
write_command(0xA8);        // 
write_data(0x06); 
write_command(0xA9);        // 
write_data(0x09); 
write_command(0xAA);        // 
write_data(0x12); 
write_command(0xAB);        // 
write_data(0x0D); 
write_command(0xAC);        // 
write_data(0x11); 
write_command(0xAD);        // 
write_data(0x0F); 
write_command(0xAE);        // 
write_data(0x0A); 
write_command(0xAF);        // 
write_data(0x09); 
 
write_command(0xC0);        //Negative Gamma 
write_data(0x00); 
write_command(0xC1);        // 
write_data(0x0F); 
write_command(0xC2);        // 
write_data(0x17); 
write_command(0xC3);        // 
write_data(0x0D); 
write_command(0xC4);        // 
write_data(0x06); 
write_command(0xC5);        // 
write_data(0x0B); 
write_command(0xC6);        // 
write_data(0x07); 
write_command(0xC7);        // 
write_data(0x06); 
write_command(0xC8);        // 
write_data(0x06); 
write_command(0xC9);        // 
write_data(0x09); 
write_command(0xCA);        // 
write_data(0x12); 
write_command(0xCB);        // 
write_data(0x0D); 
write_command(0xCC);        // 
write_data(0x11); 
write_command(0xCD);        // 
write_data(0x0F); 
write_command(0xCE);        // 
write_data(0x0A); 
write_command(0xCF);        // 
write_data(0x09); 


write_command(0xFF); // Change to Page 6 CMD for GIP timing   
write_data(0xFF); 
write_data(0x98); 
write_data(0x06); 
write_data(0x04); 
write_data(0x06); 

write_command(0x00);        // 
write_data(0x21); 
write_command(0x01);        // 
write_data(0x0A); 
write_command(0x02);        // 
write_data(0x00); 
write_command(0x03);        // 
write_data(0x00); 
write_command(0x04);        // 
write_data(0x32); 
write_command(0x05);        // 
write_data(0x32); 
write_command(0x06);        // 
write_data(0x98); 
write_command(0x07);        // 
write_data(0x06); 
write_command(0x08);        // 
write_data(0x05); 
write_command(0x09);        // 
write_data(0x00); 
write_command(0x0A);        // 
write_data(0x00); 
write_command(0x0B);        // 
write_data(0x00); 
write_command(0x0C);        // 
write_data(0x32); 
write_command(0x0D);        // 
write_data(0x32); 
write_command(0x0E);        // 
write_data(0x01); 
write_command(0x0F);        // 
write_data(0x01);

write_command(0x10);        // 
write_data(0xF0); 
write_command(0x11);        // 
write_data(0xF0); 
write_command(0x12);        // 
write_data(0x00); 
write_command(0x13);        // 
write_data(0x00); 
write_command(0x14);        // 
write_data(0x00); 
write_command(0x15);        // 
write_data(0x43); 
write_command(0x16);        // 
write_data(0x0B); 
write_command(0x17);        // 
write_data(0x00); 
write_command(0x18);        // 
write_data(0x00); 
write_command(0x19);        // 
write_data(0x00); 
write_command(0x1A);        // 
write_data(0x00); 
write_command(0x1B);        // 
write_data(0x00); 
write_command(0x1C);        // 
write_data(0x00); 
write_command(0x1D);        // 
write_data(0x00); 

write_command(0x20);        // 
write_data(0x01); 
write_command(0x21);        // 
write_data(0x23); 
write_command(0x22);        // 
write_data(0x45); 
write_command(0x23);        // 
write_data(0x67); 
write_command(0x24);        // 
write_data(0x01); 
write_command(0x25);        // 
write_data(0x23); 
write_command(0x26);        // 
write_data(0x45); 
write_command(0x27);        // 
write_data(0x67); 

write_command(0x30);        // 
write_data(0x01); 
write_command(0x31);        // 
write_data(0x11); 
write_command(0x32);        // 
write_data(0x00); 
write_command(0x33);        // 
write_data(0x22); 
write_command(0x34);        // 
write_data(0x22); 
write_command(0x35);        // 
write_data(0xcb); 
write_command(0x36);        // 
write_data(0xda); 
write_command(0x37);        // 
write_data(0xad); 
write_command(0x38);        // 
write_data(0xbc); 
write_command(0x39);        // 
write_data(0x66); 
write_command(0x3A);        // 
write_data(0x77); 
write_command(0x3B);        // 
write_data(0x22); 
write_command(0x3C);        // 
write_data(0x22); 
write_command(0x3D);        // 
write_data(0x22); 
write_command(0x3E);        // 
write_data(0x22); 
write_command(0x3F);        // 
write_data(0x22); 
write_command(0x40);        // 
write_data(0x22); 

write_command(0xFF);        // Change to Page 7 CMD for GIP timing   
write_data(0xFF); 
write_data(0x98); 
write_data(0x06); 
write_data(0x04); 
write_data(0x07); 
 
write_command(0x18);        // 
write_data(0x1d); 

write_command(0x02);        // 
write_data(0x77); 

write_command(0xE1);        // 
write_data(0x79); 

write_command(0xFF);        // Change to Page 0 CMD for Normal command 
write_data(0xFF); 
write_data(0x98); 
write_data(0x06); 
write_data(0x04); 
write_data(0x00);

write_command(0x36);    
write_data(0x01);

write_command(0x3A);      
write_data(0x70); //24BIT

write_command(0x11);
delay(120);
write_command(0x29);
delay(25);

}

//*******************************************
void EnterSleep (void)
{
    write_command(0x28);
    delay(10);
    write_command(0x10);
  
  }

//*********************************************************
void ExitSleep (void)

 {
    write_command(0x11);
    delay(120);
    write_command(0x29);

   }