⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 tft_spfd54124a.c

📁 LCD驱动代码
💻 C
📖 第 1 页 / 共 2 页
字号:
 /********************************************************************************
**********************************************************************************
 ** Copyright:     上海闻泰电子第一产品部
 ** All Rights     Reserved.                                      
 
 ** Project Name:  T658+	
 ** File Name:     tft_SPFD54124A.c                                              
 ** Description:   This file contains driver for color LCD.
                   LCD type : TFT
 				   Driver IC: SPFD54124A
 				   Dot pixcel:128*160	
 				   Menufacture: 伟博电子for宏尚鹰
 				   
 									 			                                
 ** Current Ver:   1.0 				                 
 ** Author:        Huangfusheng                                              
 ** DATE:          10/08/2007 
      
 ** Displace Ver:  ***
 ** Author :       ***
 ** Data   :       ***
 ********************************************************************************
 ********************************************************************************/

#include "os_api.h"
#include "sci_types.h"
//#include "lcd_api.h"
#include "gpio_api.h"
#include "lcd.h"
// #include "mv3lib.h"

 #ifdef   __cplusplus
    extern   "C" 
    {
#endif

/**---------------------------------------------------------------------------*
 **                            Macro Define
 **---------------------------------------------------------------------------*/

#define	SPFD54124A_WIDTH	128//176
#define	SPFD54124A_HEIGHT	160//220
#define MP4_MAX_WIDTH	176
#define MP4_MAX_HEIGHT	144

#define OFFSET_X	0


#define LCD_USE_DMA
//Qlw 2006/11/21
extern  int LCD_GetRefreshFlag (void);
extern  uint32  udisk_plugin;
extern void dma_init(void);

extern void *LCD_GetLCDBuffer(void);

  /******************************************************************************/
//  Description:   Clear color LCD with one color
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
/******************************************************************************/
LOCAL void SPFD54124A_Clear(
						uint32 color	//color to fill the whole lcd.
						);
  /******************************************************************************/
//  Description:   Close the lcd.(include sub lcd.)
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL void SPFD54124A_Close(void);

  /******************************************************************************/
//  Description:   Enter/Exit sleep mode .
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E  SPFD54124A_EnterSleep(
	BOOLEAN is_sleep 	//SCI_TRUE: exter sleep mode;SCI_FALSE:exit sleep mode.
	);

/*****************************************************************************/
//  Description:    Get the lcd base information..
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
/*****************************************************************************/
LOCAL  ERR_LCD_E   SPFD54124A_GetInfo(
								   LCD_INFO_T *lcd_info_ptr	//lcd information struct pointer
								   );

/******************************************************************************/
//  Description:    get the important parameter for digital camera
//	Global resource dependence: 
//  Author:         Zhemin.lin
//	Note:           
/******************************************************************************/
LOCAL ERR_LCD_E  SPFD54124A_GetMainLcdSpec(
	LCD_SPEC_T *spec_ptr 	//spec struct pointer
	);

/*********************************************************************/
//  Description:   Initialize color LCD : SPFD54124A
//  Input:
//      None.
//  Return:
//      None.
//	Note:           
/*********************************************************************/
LOCAL ERR_LCD_E SPFD54124A_Init(void);

/******************************************************************************/
//  Description:   invalidate a rectang of in LCD
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E SPFD54124A_Invalidate(void);

/******************************************************************************/
//  Description:   Copy a retangle data from clcd_buffer to display RAM.
//                     then the rectangle display is to be refreshed
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:       
//     To improve speed, lcd is operate in HIGH SPEED RAM WRITE MODE(4
//     uint16 are write continuously always.) So, some dummy uint16 
//     should be inserted to satisfy this mode.   Please refer to spec.
/******************************************************************************/
LOCAL ERR_LCD_E SPFD54124A_InvalidateRect(
	uint16 left, 	//the left value of the rectangel
	uint16 top, 	//top of the rectangle
	uint16 right, 	//right of the rectangle
	uint16 bottom	//bottom of the rectangle
	);
	
/******************************************************************************/
//  Description:  for mp4 display
//	Global resource dependence: 
//  Author:  juan.zhang

/******************************************************************************/
LOCAL ERR_LCD_E SPFD54124A_InvalidateRectImage(
	uint16 left, 	//the left value of the rectangel
	uint16 top, 	//top of the rectangle
	uint16 right, 	//right of the rectangle
	uint16 bottom,	//bottom of the rectangle
	uint16 *buf_ptr,
	uint8  is_invert//ignore
	);
/******************************************************************************/
//  Description:   LCD go to sleep mode
//  Author:         Yingchun.li
//	Note: 
/******************************************************************************/
LOCAL SPFD54124A_GoSleep(void);
/******************************************************************************/
//  Description:   LCD exit sleep mode
//  Author:         Yingchun.li
//	Note: 
/******************************************************************************/
LOCAL SPFD54124A_ExitSleep(void);

LOCAL void main_lcd_fill_rect(uint16 left, uint16 top,uint16 right,  uint16 bottom,uint16 color);
/**---------------------------------------------------------------------------*
 **                      Function  Definitions
 **---------------------------------------------------------------------------*/
extern uint32 dma_request(uint32 chid, uint32 saddr, uint32 daddr, uint32 size, uint32 transfer_mode, uint32 size_mode);

#define SPFD54124A_SEND_COMMAND( c)   		{*(volatile uint16 *)0x58000000 = c;}
	
#define  SPFD54124A_SEND_DATA(d) 	{*(volatile uint16 *)0x58020000 = d;}
 
//#define SPFD54124A_sendcommand1(command, data) {*(volatile uint16 *)0x58000000 = command;*(volatile uint16 *)0x58020000 = data;}

/******************************************************************************/
//  Description:   Set the windows address to display, in this windows
//                 color is  refreshed.
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
__inline void SPFD54124A_set_display_window(
	uint8 left, 	// start Horizon address
	uint8 top, 		// start Vertical address
	uint8 right, 	// end Horizon address
	uint8 bottom	// end Vertical address
	)
{
	uint16 address = 0;
	SPFD54124A_SEND_COMMAND(0x2A);		// set colomn address
	address = left >> 8;
	SPFD54124A_SEND_DATA(address);
	address = left;
	SPFD54124A_SEND_DATA(address);
	address = right >> 8;
	SPFD54124A_SEND_DATA(address);
	address = right;
	SPFD54124A_SEND_DATA(address);
	
	SPFD54124A_SEND_COMMAND(0x2B);		// set Row address
	address = top >> 8;
	SPFD54124A_SEND_DATA(address);
	address = top;
	SPFD54124A_SEND_DATA(address);
	address = bottom>>8;
	SPFD54124A_SEND_DATA(address);
	address = bottom;
	SPFD54124A_SEND_DATA(address);

	SPFD54124A_SEND_COMMAND(0x2C);	
	Delayms(1);
}

LOCAL void SPFD54124A_reset(void)
{

   uint16 lcm_nv = REFPARAM_GetLCDType();
   switch(lcm_nv)

   {
   
//	 case   TFT_SPFD54124A_Weibo:

	 	{
	
          //sleep out
          SPFD54124A_SEND_COMMAND(0x11);
          Delayms(50);

          //Interface Pixel Format,16bit/pixel
          SPFD54124A_SEND_COMMAND(0x3A);
          SPFD54124A_SEND_DATA(0x05);

          //power setting
          SPFD54124A_SEND_COMMAND(0xC0);
          SPFD54124A_SEND_DATA(0x03);
          SPFD54124A_SEND_DATA(0x05);

          SPFD54124A_SEND_COMMAND(0xC5);
          SPFD54124A_SEND_DATA(0xC8);

          SPFD54124A_SEND_COMMAND(0xC6);
          SPFD54124A_SEND_DATA(0x0a);

         //gamma setting
         //------------------
         SPFD54124A_SEND_COMMAND(0xE0);
         SPFD54124A_SEND_DATA(0x10);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x01);
         SPFD54124A_SEND_COMMAND(0xE1);
         SPFD54124A_SEND_DATA(0x10);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x11);
         SPFD54124A_SEND_DATA(0x01);

        //-----------------
        SPFD54124A_SEND_COMMAND(0x0029);//display on

        SPFD54124A_SEND_COMMAND(0x2a);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x7f);

        SPFD54124A_SEND_COMMAND(0x2b);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x00);
        SPFD54124A_SEND_DATA(0x9f);

        SPFD54124A_SEND_COMMAND(0x002C);//memory write
      
		 break;
	 		}


		default:
		break;
			
		
    }
}

  /******************************************************************************/
//  Description:   Clear color LCD with one color
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
 //  modify:  jim.cui	2005.0728  use dma to transport data  
/******************************************************************************/
LOCAL void SPFD54124A_Clear(
						uint32 color	//color to fill the whole lcd.
						)
{
	uint32 i;
	uint16 *buf_ptr = (uint16 *)LCD_GetLCDBuffer();

	uint16  fill_color = color;

	for(i=0; i<(SPFD54124A_HEIGHT ); i++)
	{

            dma_request(0, (uint32)&fill_color, (uint32)(buf_ptr + i * SPFD54124A_WIDTH), SPFD54124A_WIDTH, 
                                     1, 1);
		
	}

	SPFD54124A_Invalidate();
}

/******************************************************************************/
//  Description:   invalidate a rectang of in LCD
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
//  modify:  jim.cui  2005.0728  use  dma to transport data  
/******************************************************************************/
LOCAL ERR_LCD_E SPFD54124A_Invalidate(void)
{
	uint16 i,j;
	uint16 address = 0;
	uint16 *buf_ptr = (uint16 *)LCD_GetLCDBuffer();
	//uint16 value;
#ifdef LCD_USE_DMA	
	//uint32  dummy_before,dummy_after;

	if(udisk_plugin)
	{
	 	SetAIT701_ByPassMode(1);
	}
	else
	{
		if (LCD_GetRefreshFlag() != TRUE )
		{
		      SCI_TRACE_LOW(" LCD_GetRefreshFlag");
			return ERR_LCD_OPERATE_FAIL ;
		}
	}	

	SPFD54124A_set_display_window(0, 0, SPFD54124A_WIDTH-1, SPFD54124A_HEIGHT -1);
	for(j=0; j<(SPFD54124A_HEIGHT ); j++)
	{

            dma_request(0, (uint32)(buf_ptr + j * SPFD54124A_WIDTH), 0x58020000, SPFD54124A_WIDTH, 
                                     1, 0);
		
	}

#else
	SPFD54124A_set_display_window(0, 0, SPFD54124A_WIDTH-1, SPFD54124A_HEIGHT -1);	

	for(i=0; i<(SPFD54124A_WIDTH * SPFD54124A_HEIGHT); i++)
		SPFD54124A_SEND_DATA( *buf_ptr++ );
		
#endif
	 if(udisk_plugin)
	 	SetAIT701_ByPassMode(0);
	return ERR_LCD_NONE;
}

/*****************************************************************************/
//  Description:    Get the lcd base information..
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
/*****************************************************************************/
LOCAL  ERR_LCD_E   SPFD54124A_GetInfo(
								   LCD_INFO_T *lcd_info_ptr	//lcd information struct pointer
								   )
{
	if ( PNULL == lcd_info_ptr )
	{
		return ERR_LCD_POINTER_NULL;	
	}
	
	lcd_info_ptr->r_bitmask			= 0xf800;
	lcd_info_ptr->g_bitmask			= 0x07e0;
	lcd_info_ptr->b_bitmask			= 0x001f;
	lcd_info_ptr->bits_per_pixel	= 16;
	lcd_info_ptr->contrast_min		= 0x00;
	lcd_info_ptr->contrast_max   	= 63;
	lcd_info_ptr->contrast_defaut	= 0x0A;
	
	lcd_info_ptr->lcd_width		= SPFD54124A_WIDTH;
	lcd_info_ptr->lcd_height	= SPFD54124A_HEIGHT;
	lcd_info_ptr->lcdbuff_ptr	= (void *)LCD_GetLCDBuffer();
		
	return ERR_LCD_NONE;
}

#if 0
/******************************************************************************/
//  Description:  Set start RAM address which is write to AC(Address
//                Counter) register.
//  Input:
//      left: start Horizon address of AC
//      top: start Vertical address of AC.
//  Return:
//      None.
//	Note:           
/******************************************************************************/
__inline void SPFD54124A_set_start_address(
	uint8 left, 
	uint8 top
	)
{
	uint16 address = 0;
		
	address = (uint16) (((top & 0xFF)<<8) | ((left & 0xFF) + OFFSET_X));
#ifndef DATA_8BIT
	SPFD54124A_sendcommand1(0x21, address);	// Set start RAM address (AC register)
#endif
}
#endif

/******************************************************************************/
//  Description:   Copy a retangle data from clcd_buffer to display RAM.
//                     then the rectangle display is to be refreshed
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:       
//     To improve speed, lcd is operate in HIGH SPEED RAM WRITE MODE(4
//     uint16 are write continuously always.) So, some dummy uint16 
//     should be inserted to satisfy this mode.   Please refer to spec.

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -