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📄 tft_st7732.c

📁 LCD驱动代码
💻 C
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/********************************************************************************
**********************************************************************************
 ** Copyright:     上海闻泰电子第一产品部
 ** All Rights     Reserved.                                      
 
 ** Project Name:  T658+M50
 ** File Name:     tft_ST7732.c                                              
 ** Description:   This file contains driver for color LCD.
                   LCD type : TFT
 				   Driver IC: ST7732
 				   Dot pixcel:128*160
 				   Manufacture: 飞尔液晶  华日客户需求测试
 				                 &立基屏
 									 			                                
 ** Current Ver:   1.0 				                 
 ** Author:        Huangfusheng                                              
 ** DATE:          09/24/2007  
 ** Note:          
                   1.不能使用DMA方式刷屏,否则会花屏,无法正常显示.
                   2.Write cycle 最好长一点.
                   3.休眠必须要按照本文件中的代码,要重新写入36,2a,2b,3a,29寄存器,否则会产生花屏.
                   
 
 ** Displace Ver:  None    
 ** 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	ST7732_WIDTH	128//176
#define	ST7732_HEIGHT	160//220
#define MP4_MAX_WIDTH	176
#define MP4_MAX_HEIGHT	144

#define OFFSET_X	0

//@David.Jia 2005.11.22
#define ADC_ST7732_LOW    231
#define ADC_ST7732_HIGH   249           //@David.Jia 2006.3.3 cr42033

#define LCD_USE_DMA
#define WRITE_GRAM_COMMAND 0x2c

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 ST7732_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 ST7732_Close(void);

  /******************************************************************************/
//  Description:   Enter/Exit sleep mode .
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E  ST7732_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   ST7732_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  ST7732_GetMainLcdSpec(
	LCD_SPEC_T *spec_ptr 	//spec struct pointer
	);

/*********************************************************************/
//  Description:   Initialize color LCD : ST7732
//  Input:
//      None.
//  Return:
//      None.
//	Note:           
/*********************************************************************/
LOCAL ERR_LCD_E ST7732_Init(void);

/******************************************************************************/
//  Description:   invalidate a rectang of in LCD
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E ST7732_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 ST7732_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 ST7732_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 ST7732_GoSleep(void);
/******************************************************************************/
//  Description:   LCD exit sleep mode
//  Author:         Yingchun.li
//	Note: 
/******************************************************************************/
LOCAL ST7732_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 ST7732_SEND_COMMAND( c)   		{*(volatile uint16 *)0x58000000 = c;}
	
#define  ST7732_SEND_DATA(d) 	{*(volatile uint16 *)0x58020000 = d;}
 
#define ST7732_sendcommand1(command, data) {*(volatile uint16 *)0x58000000 = command;*(volatile uint16 *)0x58020000 = data;}

LOCAL void ST7732_reset(void)
{

   uint16 lcm_nv;
   uint16 i;
   lcm_nv = REFPARAM_GetLCDType();
   switch(lcm_nv)
   	{

//	    case TFT_ST7732_Liji:

		{
	    
	    SCI_TRACE_LOW("ST7732_reset--Manufacture is Liji");

	 
	    ST7732_SEND_COMMAND(0x01);
		Delayms(200);

        ST7732_SEND_COMMAND( 0x10 );	// add	sleep_in
	    Delayms(100);
		
		ST7732_SEND_COMMAND(0x11);
		Delayms(120);
		
        ST7732_SEND_COMMAND(0xB1);
		ST7732_SEND_DATA(0x06);
		ST7732_SEND_DATA(0x03);
		ST7732_SEND_DATA(0x02);
		 
		ST7732_SEND_COMMAND(0xB4);
	    ST7732_SEND_DATA(0x03);

		ST7732_SEND_COMMAND(0xB6);
		ST7732_SEND_DATA(0x02);
        ST7732_SEND_DATA(0x0E);

		ST7732_SEND_COMMAND(0xF5);
		ST7732_SEND_DATA(0x1A);

		ST7732_SEND_COMMAND(0xC0);
		ST7732_SEND_DATA(0x02);
		ST7732_SEND_DATA(0x00 );        //add

	    ST7732_SEND_COMMAND( 0x0c1 );	//	 Add Power Control 2( avdd vcl vg );vgl)
	    ST7732_SEND_DATA( 0x05 );	
		
		ST7732_SEND_COMMAND(0xC2);
		ST7732_SEND_DATA(0x02);
        ST7732_SEND_DATA(0x02);
		

		ST7732_SEND_COMMAND(0xC3);
		ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x02);
		

		ST7732_SEND_COMMAND(0xC4);
		ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x02);
		Delayms(50);

		ST7732_SEND_COMMAND(0xC5);
		ST7732_SEND_DATA(0x54);
        ST7732_SEND_DATA(0x4a);
		Delayms(50);

		ST7732_SEND_COMMAND( 0x0f2 );	//	add
	    ST7732_SEND_DATA( 0x002 );	

		ST7732_SEND_COMMAND(0xF6);
		ST7732_SEND_DATA(0x4C); 

		ST7732_SEND_COMMAND( 0x0f8 );	//	add 添加指令cmd 0xf8,dat 0x06;关闭自动LOAD功能
	    ST7732_SEND_DATA( 0x06 );	             //IC在SLEEP OUT后,自动LOAD DEFAULT电压参数,造成白屏

		ST7732_SEND_COMMAND(0xE0);
		ST7732_SEND_DATA(0x04);
		ST7732_SEND_DATA(0x05);
		ST7732_SEND_DATA(0x14);
        ST7732_SEND_DATA(0x16);
        ST7732_SEND_DATA(0x13);
        ST7732_SEND_DATA(0x11);
        ST7732_SEND_DATA(0x05);
        ST7732_SEND_DATA(0x03);
        ST7732_SEND_DATA(0x05);
        ST7732_SEND_DATA(0x06);
        ST7732_SEND_DATA(0x0A);
        ST7732_SEND_DATA(0x08);
        ST7732_SEND_DATA(0x03);

        ST7732_SEND_COMMAND(0xE1);
		ST7732_SEND_DATA(0x0F);
		ST7732_SEND_DATA(0x07);
		ST7732_SEND_DATA(0x15);
        ST7732_SEND_DATA(0x17);
        ST7732_SEND_DATA(0x12);
        ST7732_SEND_DATA(0x0F);
        ST7732_SEND_DATA(0x03);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x0A);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x02);

		

		ST7732_SEND_COMMAND( 0x036 );	//	add根据客户机型判断
	    ST7732_SEND_DATA( 0x00 );
                        
        ST7732_SEND_COMMAND(0x2A);
	    ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x7f);
      
      
        ST7732_SEND_COMMAND(0x2B);
	    ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x00);
        ST7732_SEND_DATA(0x9f);

		ST7732_SEND_COMMAND( 0x03a );	//	add
	    ST7732_SEND_DATA( 0x05 );	

	   // ST7732_SEND_COMMAND( 0x035 );	//	add
	  //  ST7732_SEND_DATA( 0x00 );

        ST7732_SEND_COMMAND( 0x29);
		ST7732_SEND_COMMAND( 0x2C);

	
       break;
			}

//		case TFT_ST7732_Feier:  
		{

		 SCI_TRACE_LOW("SST7732_reset-----Manufacture is Feier");

		 ST7732_SEND_COMMAND(0x01);
		Delayms(200);

        ST7732_SEND_COMMAND( 0x10 );	// add	sleep_in
	    Delayms(100);
		
		ST7732_SEND_COMMAND(0x11);
		Delayms(120);
		
        ST7732_SEND_COMMAND(0xB1);
		ST7732_SEND_DATA(0x06);
		ST7732_SEND_DATA(0x03);
		ST7732_SEND_DATA(0x02);
		 
		ST7732_SEND_COMMAND(0xB4);
	    ST7732_SEND_DATA(0x03);

		ST7732_SEND_COMMAND(0xB6);
		ST7732_SEND_DATA(0x02);
        ST7732_SEND_DATA(0x0E);

		ST7732_SEND_COMMAND(0xF5);
		ST7732_SEND_DATA(0x1A);

		ST7732_SEND_COMMAND(0xC0);
		ST7732_SEND_DATA(0x02);
		ST7732_SEND_DATA(0x00 );        //add

	    ST7732_SEND_COMMAND( 0x0c1 );	//	 Add Power Control 2( avdd vcl vg );vgl)
	    ST7732_SEND_DATA( 0x05 );	
		
		ST7732_SEND_COMMAND(0xC2);
		ST7732_SEND_DATA(0x02);
        ST7732_SEND_DATA(0x02);
		

		ST7732_SEND_COMMAND(0xC3);
		ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x02);
		

		ST7732_SEND_COMMAND(0xC4);
		ST7732_SEND_DATA(0x01);
        ST7732_SEND_DATA(0x02);
		Delayms(50);

		ST7732_SEND_COMMAND(0xC5);
		ST7732_SEND_DATA(0x54);
        ST7732_SEND_DATA(0x4a);
		Delayms(50);

		ST7732_SEND_COMMAND( 0x0f2 );	//	add
	    ST7732_SEND_DATA( 0x002 );	

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