//VCI=3.3V,根据IM的选择用对应的数据线位数.
//*********************16BIT*********************************
void write_command(unsigned int i)
{
	 cs=0;
	 rd=1;
	 rs=0;	 
 	 P2=i>>8;
	 P0=i;
	 rw=0;
	 rw=1;
	 cs=1; 
}

void write_data(unsigned int i)
{
	 cs=0;
	 rd=1;
	 rs=1;	
	 P2=i>>8;
	 P0=i;
	 rw=0;;
	 rw=1;
	 cs=1;
}
//********************8BIT****************************************
void write_command(unsigned int i)
{
	 cs=0;
	 rd=1;
	 rs=0;	 
 	 P2=i;
	 rw=0;
	 rw=1;
	 cs=1; 
}

void write_data(unsigned int i)
{
	 cs=0;
	 rd=1;
	 rs=1;	
	 P2=i>>8;
	 P2=i;
	 rw=0;;
	 rw=1;
	 cs=1;
}

/*************************************************/
void initi(void)
{ 
   res=1;
   delay(1);
   res=0;
   delay(10);
   res=1;
   delay(120);
//************************************************
write_command(0x36); 
write_data(0x00);

write_command(0x3a); 
write_data(0x05);

//----------ST7789S Frame rate setting-------------------// 
write_command(0xb2); 
write_data(0x0c); 
write_data(0x0c); 
write_data(0x00); 
write_data(0x33); 
write_data(0x33); 

write_command(0xb7); 
write_data(0x35); 
//-----------ST7789S Power setting---------------------// 
write_command(0xbb); 
write_data(0x38); 

write_command(0xc0); 
write_data(0x2c); 

write_command(0xc2); 
write_data(0x01);
 
write_command(0xc3); 
write_data(0x1d); 

write_command(0xc4); 
write_data(0x20);
 
write_command(0xc6); 
write_data(0x0f); 

write_command(0xd0); 
write_data(0xa4); 
write_data(0xa1); 
//---------------ST7789S gamma setting-----------------------// 
write_command(0xe0); 
write_data(0xd0); 
write_data(0x1E); 
write_data(0x24); 
write_data(0x0A); 
write_data(0x0A); 
write_data(0x26); 
write_data(0x44); 
write_data(0x44); 
write_data(0x57); 
write_data(0x29); 
write_data(0x14); 
write_data(0x14); 
write_data(0x30); 
write_data(0x34); 

write_command(0xe1); 
write_data(0xd0); 
write_data(0x1E); 
write_data(0x23); 
write_data(0x0A); 
write_data(0x09); 
write_data(0x25); 
write_data(0x43); 
write_data(0x33); 
write_data(0x56); 
write_data(0x28); 
write_data(0x14); 
write_data(0x14); 
write_data(0x2F); 
write_data(0x34); 

write_command(0x21); 

write_command(0x2A); //Frame rate control 240
write_data(0x00);
write_data(0x00);
write_data(0x00);
write_data(0xEF);

write_command(0x2B); //Display function control 240
write_data(0x00);
write_data(0x00);
write_data(0x00);
write_data(0xeF);

write_command(0x11); 
delay(120);      //Delay 120ms 

write_command(0x29); //display on
delay(50);   
write_command(0x2c); 
  }

//*********************************************************************************************
void EnterSleep (void)
{
    write_command(0x28);
    delay(20);
    write_command(0x10);
  
  }

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

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

//************ST7789读red ID如下（MT6260)******************//
kal_bool LCM_ID_check_ST7789S()
{
    kal_uint8 dummy, ST7789S_1, ST7789S_2, ST7789S_3;

    MAIN_LCD_CtrlWrite(0x04);  //LCM ID
    dummy = MAIN_LCD_DataRead;
    ST7789S_1 = MAIN_LCD_DataRead;
    ST7789S_2 = MAIN_LCD_DataRead;
    ST7789S_3 = MAIN_LCD_DataRead;

    if ((0x85== ST7789S_2) && (0x52 == ST7789S_3))
     {
#ifdef __FACTORY_GET_DRIVERS_INF__
     LCM_INF="ST7789S ID=8552";
#endif
      return KAL_TRUE;
    }
    else
      return KAL_FALSE;
}