//NOTE：VCC=3.3V,使用RGB接口必须要用SPI初始化.
//****************************************************************
void write_command (unsigned char y) // (uchar y,uchar x)
{
  unsigned char i;
  cs=0;
  rs=0;
  for(i=0;i<8;i++)
    {
     scl=0;
      if (y&0x80)
          sdi=1;
          else
          sdi=0;
       scl=1;
      y=y<<1;
    }
cs=1;
}
//***************************************************************
void write_data(unsigned char w) // (uchar w, uchar v)
{
  unsigned char i;
cs=0;
rs=1;
for(i=0;i<8;i++)
 {
  scl=0;
     if (w&0x80)
        sdi=1;
         else
         sdi=0;
        scl=1;
      w=w<<1;
    }
cs=1;
}
/*************************************************/
void initi(void)
{
   res=1;
   delay(1);
   res=0;
   delay(10);
   res=1;
   delay(120);
/***************************************/ 
write_command(0xE0); 
write_data(0x00); 
write_data(0x04); 
write_data(0x0E); 
write_data(0x08); 
write_data(0x17); 
write_data(0x0A); 
write_data(0x40); 
write_data(0x79); 
write_data(0x4D); 
write_data(0x07); 
write_data(0x0E); 
write_data(0x0A); 
write_data(0x1A); 
write_data(0x1D); 
write_data(0x0F);  

write_command(0xE1); 
write_data(0x00); 
write_data(0x1B); 
write_data(0x1F); 
write_data(0x02); 
write_data(0x10); 
write_data(0x05); 
write_data(0x32); 
write_data(0x34); 
write_data(0x43); 
write_data(0x02); 
write_data(0x0A); 
write_data(0x09); 
write_data(0x33); 
write_data(0x37); 
write_data(0x0F); 

write_command(0xC0); 
write_data(0x18); 
write_data(0x16); 

write_command(0xC1); 
write_data(0x41); 

write_command(0xC5); 
write_data(0x00); 
write_data(0x1E); //VCOM
write_data(0x80); 

write_command(0x36); 
write_data(0x48); 

write_command(0x3A); //Interface Mode Control
write_data(0x55); //16BIT 

write_command(0xB1);   //Frame rate 70HZ  
write_data(0xB0); 

write_command(0xB4); 
write_data(0x02);   

write_command(0xE9); 
write_data(0x00);
 
write_command(0XF7);    
write_data(0xA9); 
write_data(0x51); 
write_data(0x2C); 
write_data(0x82);

//**********set rgb interface mode******************
write_command(0XB0);  //Interface Mode Control  
write_data(0x00);  //set DE,HS,VS,PCLK polarity

write_command(0xB6); 
write_data(0x30); //30 set rgb
write_data(0x02); //GS,SS 02，42
write_data(0x3B); 
 /**************************************************/ 
write_command(0x2A); //Frame rate control
write_data(0x00);
write_data(0x00);
write_data(0x01);
write_data(0x3F);

write_command(0x2B); //Display function control
write_data(0x00);
write_data(0x00);
write_data(0x01);
write_data(0xDF);

write_command(0x21);

write_command(0x11);
delay(120);
write_command(0x29); //display on
write_command(0x2c); 
	   
}
//******************************************
void LCD_Enter_Standby(void)
{
   write_command(0x28);//display off
   delay(10);
  write_command(0x10);
   delay(120);
   RGB_OFF();
   }
void LCD_Exit_Standby (void)
{
   RGB_ON();
   delay(10);
   write_command(0x11);// Exit Sleep/ Standby mode
   delay(120);
   write_command(0x29);
  }