lcd driver

Posted on 2016年1月19日 by allenmo

/*****************************************************************************/
//  Description:    Set the brightness of LCD.
//  Global resource dependence: 
//  Author:         Jim.zhang
//  Note:
/*****************************************************************************/
#ifdef LCD_DATA_WIDTH_8BIT
LOCAL void  ILI9301_InvalidatePixel(uint16 x, uint16 y, uint32 data)
{
    ILI9301_InvalidateRect(x,y,x,y);
    LCD_DataWrite_ILI9301(data);
}
#endif

LOCAL ERR_LCD_E   ILI9301_SetBrightness(
    uint16 brightness   //birghtness to set
    )
{
    return ERR_LCD_FUNC_NOT_SUPPORT;
}
/*****************************************************************************/
//  Description:    Enable lcd to partial display mode, so can save power.
//  Global resource dependence: 
//  Author:         Jim.zhang
//  Return:         SCI_TRUE:SUCCESS ,SCI_FALSE:failed.
//  Note:           If all input parameters are 0, exit partial display mode.
/*****************************************************************************/
LOCAL ERR_LCD_E ILI9301_SetDisplayWindow(
    uint16 left,        //left of the window
    uint16 top,         //top of the window
    uint16 right,       //right of the window
    uint16 bottom       //bottom of the window
    )
{
    ILI9301_set_display_window(left, top, right, bottom);

    return ERR_LCD_NONE;
}

/******************************************************************************/
// Description: Read lcm id
// Global resource dependence: 
// Author: 
// Note:  CMD: R(0xD3)
//        DATA:DUMMY(Byte)+DUMMY(Byte)+0x93+0x42
/******************************************************************************/
LOCAL uint32 ILI9301_ReadID(uint16 lcd_cs, uint16 lcd_cd, uint16 lcd_id)
{
    uint32 lcm_id0=0,lcm_id1=0,dummy=0;
    
    LCD_CtrlWrite_ILI9301(0x00);
    
    {
        // Get:XX XX 93 41
        dummy = LCD_DataRead_ILI9301() & 0xFF;   
        dummy = LCD_DataRead_ILI9301() & 0xFF;   
        lcm_id0 = LCD_DataRead_ILI9301() & 0xFF; 
        lcm_id1 = LCD_DataRead_ILI9301() & 0xFF;   

		SCI_TRACE_LOW("ILI9301_ReadID = 0x%x, 0x%x", lcm_id0, lcm_id1);
        return ((lcm_id0<<8)|(lcm_id1));
    }

}

/******************************************************************************/
//  Description:   Close the lcd.(include sub lcd.)
//  Global resource dependence: 
//  Author:         Jim.zhang
//  Note:
/******************************************************************************/
const LCD_OPERATIONS_T ILI9301_operations = 
{
    ILI9301_Init,
    ILI9301_EnterSleep,
    ILI9301_SetContrast,
    ILI9301_SetBrightness,
    ILI9301_SetDisplayWindow,
    
    ILI9301_InvalidateRect,
    ILI9301_Invalidate,
    ILI9301_Close,
    ILI9301_RotationInvalidateRect,
    ILI9301_SetDirection,
    
    NULL,
    ILI9301_ReadID
};
/******************************************************************************/
//  Description:  return the ILI9301 lcd driver funtion pointer
//  Global resource dependence: 
//  Author:         Jim.zhang
//  Note:
/******************************************************************************/
PUBLIC LCD_OPERATIONS_T* ILI9301_GetOperations(void)
{
    //SCI_TRACE_LOW:"qinss LCD: in ILI9301_GetOperations"
    //SCI_TRACE_ID(TRACE_TOOL_CONVERT,TFT_ILI9301_581_112_2_18_0_33_54_1823,(uint8*)"");

    return (LCD_OPERATIONS_T*)&ILI9301_operations;
}

PUBLIC BOOLEAN ILI9301_Probe(void)
{
    return SCI_TRUE;    
}

LOCAL const LCD_TIMING_U s_ILI9301_timing =
{
            // LCM_CYCLE_U start(ns)
    15,     // CS setup time for LCM read (optional)  
    120,    // low pulse width for LCM read (according spec)    
    75, // high pulse width for LCM read (according spec)
    15,     // CS setup time for LCM write  (optional)  
    35,//40,        // low pulse width for LCM write (according spec)
    35,//25,        // high pulse width for LCM write (according spec)  
            // LCM_CYCLE_U end(ns)
};

const LCD_SPEC_T g_lcd_ILI9301 =
{
    ILI9301_LCD_WIDTH, 
    ILI9301_LCD_HEIGHT, 
    LCD_MCU, 
    BUS_MODE_8080,
    WIDTH_8,
    (LCD_TIMING_U*)&s_ILI9301_timing, 
    (LCD_OPERATIONS_T*)&ILI9301_operations,
    0,
    0
};
/**---------------------------------------------------------------------------*
 **                         Compiler Flag                                     *
 **---------------------------------------------------------------------------*/
#ifdef   __cplusplus
    }
#endif

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/*****************************************************************************/

// Description: Set the brightness of LCD.

// Global resource dependence:

// Author: Jim.zhang

// Note:

/*****************************************************************************/

#ifdef LCD_DATA_WIDTH_8BIT

LOCAL void ILI9301_InvalidatePixel(uint16 x, uint16 y, uint32 data)

{

ILI9301_InvalidateRect(x,y,x,y);

LCD_DataWrite_ILI9301(data);

}

#endif

LOCAL ERR_LCD_E ILI9301_SetBrightness(

uint16 brightness //birghtness to set

)

{

return ERR_LCD_FUNC_NOT_SUPPORT;

}

/*****************************************************************************/

// Description: Enable lcd to partial display mode, so can save power.

// Global resource dependence:

// Author: Jim.zhang

// Return: SCI_TRUE:SUCCESS ,SCI_FALSE:failed.

// Note: If all input parameters are 0, exit partial display mode.

/*****************************************************************************/

LOCAL ERR_LCD_E ILI9301_SetDisplayWindow(

uint16 left, //left of the window

uint16 top, //top of the window

uint16 right, //right of the window

uint16 bottom //bottom of the window

)

{

ILI9301_set_display_window(left, top, right, bottom);

return ERR_LCD_NONE;

}

/******************************************************************************/

// Description: Read lcm id

// Global resource dependence:

// Author:

// Note: CMD: R(0xD3)

// DATA:DUMMY(Byte)+DUMMY(Byte)+0x93+0x42

/******************************************************************************/

LOCAL uint32 ILI9301_ReadID(uint16 lcd_cs, uint16 lcd_cd, uint16 lcd_id)

{

uint32 lcm_id0=0,lcm_id1=0,dummy=0;

LCD_CtrlWrite_ILI9301(0x00);

{

// Get:XX XX 93 41

dummy = LCD_DataRead_ILI9301() & 0xFF;

lcm_id0 = LCD_DataRead_ILI9301() & 0xFF;

lcm_id1 = LCD_DataRead_ILI9301() & 0xFF;

SCI_TRACE_LOW("ILI9301_ReadID = 0x%x, 0x%x", lcm_id0, lcm_id1);

return ((lcm_id0<<8)|(lcm_id1));

}

/******************************************************************************/

// Description: Close the lcd.(include sub lcd.)

// Global resource dependence:

// Author: Jim.zhang

// Note:

/******************************************************************************/

const LCD_OPERATIONS_T ILI9301_operations =

{

ILI9301_Init,

ILI9301_EnterSleep,

ILI9301_SetContrast,

ILI9301_SetBrightness,

ILI9301_SetDisplayWindow,

ILI9301_InvalidateRect,

ILI9301_Invalidate,

ILI9301_Close,

ILI9301_RotationInvalidateRect,

ILI9301_SetDirection,

NULL,

ILI9301_ReadID

};

/******************************************************************************/

// Description: return the ILI9301 lcd driver funtion pointer

// Global resource dependence:

// Author: Jim.zhang

// Note:

/******************************************************************************/

PUBLIC LCD_OPERATIONS_T* ILI9301_GetOperations(void)

{

//SCI_TRACE_LOW:"qinss LCD: in ILI9301_GetOperations"

//SCI_TRACE_ID(TRACE_TOOL_CONVERT,TFT_ILI9301_581_112_2_18_0_33_54_1823,(uint8*)"");

return (LCD_OPERATIONS_T*)&ILI9301_operations;

}

PUBLIC BOOLEAN ILI9301_Probe(void)

{

return SCI_TRUE;

}

LOCAL const LCD_TIMING_U s_ILI9301_timing =

{

// LCM_CYCLE_U start(ns)

15, // CS setup time for LCM read (optional)

120, // low pulse width for LCM read (according spec)

75, // high pulse width for LCM read (according spec)

15, // CS setup time for LCM write (optional)

35,//40, // low pulse width for LCM write (according spec)

35,//25, // high pulse width for LCM write (according spec)

// LCM_CYCLE_U end(ns)

};

const LCD_SPEC_T g_lcd_ILI9301 =

{

ILI9301_LCD_WIDTH,

ILI9301_LCD_HEIGHT,

LCD_MCU,

BUS_MODE_8080,

WIDTH_8,

(LCD_TIMING_U*)&s_ILI9301_timing,

(LCD_OPERATIONS_T*)&ILI9301_operations,

};

/**---------------------------------------------------------------------------*

** Compiler Flag *

**---------------------------------------------------------------------------*/

#ifdef __cplusplus

}

#endif

linux下编译及运行驱动

Posted on 2015年12月23日 by allenmo

http://blog.csdn.net/zeroboundary/article/details/92947 […]