2020年09月09日 | stm32 tft的使用

的驱动是9328的驱动ic 下面是该驱动ic的 驱动：

      void ili9320_Initializtion()
{
  
  u16 i;
  LCD_X_Init();
  Delay(5); /* delay 50 ms */
//  LCD_WriteReg(0x0000,0x0001); 
  Delay(5); /* delay 50 ms */   //start internal osc
  DeviceCode = LCD_ReadReg(0x0000);
//  DeviceCode = 0x9320;
// DeviceCode = 0x9325;
 if(DeviceCode==0x9325||DeviceCode==0x9328)
 {
    LCD_WriteReg(0x00e7,0x0010);     
        LCD_WriteReg(0x0000,0x0001);     //start internal osc
        LCD_WriteReg(0x0001,0x0100);    
        LCD_WriteReg(0x0002,0x0700);     //power on sequence                    
        LCD_WriteReg(0x0003,(1<<12)|(1<<5)|(1<<4) );  //65K
        LCD_WriteReg(0x0004,0x0000);                                  
        LCD_WriteReg(0x0008,0x0207);           
        LCD_WriteReg(0x0009,0x0000);        
        LCD_WriteReg(0x000a,0x0000);     //display setting        
        LCD_WriteReg(0x000c,0x0001);    //display setting         
        LCD_WriteReg(0x000d,0x0000);     //0f3c         
        LCD_WriteReg(0x000f,0x0000);
//Power On sequence //
        LCD_WriteReg(0x0010,0x0000);  
        LCD_WriteReg(0x0011,0x0007);
        LCD_WriteReg(0x0012,0x0000);                                                                
        LCD_WriteReg(0x0013,0x0000);                
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0010,0x1590);  
        LCD_WriteReg(0x0011,0x0227);
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0012,0x009c);                 
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0013,0x1900);  
        LCD_WriteReg(0x0029,0x0023);
        LCD_WriteReg(0x002b,0x000e);
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0020,0x0000);                                                           
        LCD_WriteReg(0x0021,0x0000);          
///////////////////////////////////////////////////////     
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0030,0x0007);
        LCD_WriteReg(0x0031,0x0707);  
        LCD_WriteReg(0x0032,0x0006);
        LCD_WriteReg(0x0035,0x0704);
        LCD_WriteReg(0x0036,0x1f04);
        LCD_WriteReg(0x0037,0x0004);
        LCD_WriteReg(0x0038,0x0000);       
        LCD_WriteReg(0x0039,0x0706);    
        LCD_WriteReg(0x003c,0x0701);
        LCD_WriteReg(0x003d,0x000f);
        for(i=50000;i>0;i--);
  for(i=50000;i>0;i--);
        LCD_WriteReg(0x0050,0x0000);       
        LCD_WriteReg(0x0051,0x00ef);  
        LCD_WriteReg(0x0052,0x0000);    
        LCD_WriteReg(0x0053,0x013f);
        LCD_WriteReg(0x0060,0xa700);       
        LCD_WriteReg(0x0061,0x0001);
        LCD_WriteReg(0x006a,0x0000);
        LCD_WriteReg(0x0080,0x0000);
        LCD_WriteReg(0x0081,0x0000);
        LCD_WriteReg(0x0082,0x0000);
        LCD_WriteReg(0x0083,0x0000);
        LCD_WriteReg(0x0084,0x0000);
        LCD_WriteReg(0x0085,0x0000);
     
        LCD_WriteReg(0x0090,0x0010);    
        LCD_WriteReg(0x0092,0x0000); 
        LCD_WriteReg(0x0093,0x0003);
        LCD_WriteReg(0x0095,0x0110);
        LCD_WriteReg(0x0097,0x0000);       
        LCD_WriteReg(0x0098,0x0000); 
         //display on sequence    
        LCD_WriteReg(0x0007,0x0133);
   
        LCD_WriteReg(0x0020,0x0000);                                                           
        LCD_WriteReg(0x0021,0x0000);
 }

}

对于屏的操作 主要是初始化部分  剩下的显示对于所有的屏都是一样的操作。附件是该屏带的一个程序 希望对大家有用