void beluidisplei(uint16_t RGBCode)
{
  uint8_t   parameter1[4],counter,counter1 ;
 
          parameter1[0] = 0x00;     
          parameter1[1] = 0x00;//Передаем Х
          parameter1[2] = 0x00;
          parameter1[3] = 0xEF;//Передаем Х
          WriteReg(0x2A, parameter1, 4);
          parameter1[2] = 0x00;
          parameter1[0] = 0x00;
   for(counter1 = 0; counter1 <240; counter1++)   
   {   
          parameter1[1] = 0x00 + counter1;// Передаем У
          parameter1[3] = 0xEF + counter1;// Передаем У
          WriteReg(0x2B, parameter1, 4);
          WriteReg(0x2C, (uint8_t*)NULL, 0);   
         for(counter = 0; counter <240; counter++)
            {FMC_BANK1->RAM = RGBCode;}     
   }
}

for(counter = 0; counter <240*240; counter++) { FMC_BANK1->RAM = RGBCode; }

void ST7789H2_DrawHLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
  uint16_t counter = 0;
 
  /* Set Cursor */
  ST7789H2_SetCursor(Xpos, Ypos);
 
  /* Prepare to write to LCD RAM */
  ST7789H2_WriteReg(ST7789H2_WRITE_RAM, (uint8_t*)NULL, 0);   /* RAM write data command */
 
  /* Sent a complete line */
  for(counter = 0; counter < Length; counter++)
  {
    LCD_IO_WriteData(RGBCode);
  } 
}

/**
  * @brief  Draw vertical line.
  * @param  RGBCode: Specifies the RGB color   
  * @param  Xpos:     specifies the X position.
  * @param  Ypos:     specifies the Y position.
  * @param  Length:   specifies the Line length. 
  * @retval None
  */
void ST7789H2_DrawVLine(uint16_t RGBCode, uint16_t Xpos, uint16_t Ypos, uint16_t Length)
{
  uint16_t counter = 0;

  /* Set Cursor */
  ST7789H2_SetCursor(Xpos, Ypos);
 
  /* Prepare to write to LCD RAM */
  ST7789H2_WriteReg(ST7789H2_WRITE_RAM, (uint8_t*)NULL, 0);   /* RAM write data command */

  /* Fill a complete vertical line */
  for(counter = 0; counter < Length; counter++)
  {
    ST7789H2_WritePixel(Xpos, Ypos + counter, RGBCode);
  }
}