lcd_param.h

嵌入式系统

/*-----------------------------------------------------------------------------
@@
@@ Copyright (c) 1998 Sharp Corporation All rights reserved.
@@
@@ (Summary)	:  The file to set constant value for LCD controller driver
@@
@@ (Comment)	: 
@@
@@ (Author)	: 
@@
@@ (History)	: Date		Modifier	Comment
@@
@@ (RCS ID)		: 
@@
-----------------------------------------------------------------------------*/
#ifndef LCD_PARAM
#define LCD_PARAM


/*****************************************************************************
 * Definition of constant value for calculating pixel address
 *****************************************************************************/
/* The number of memory bits per pixel */
#if(APD_LCD_BPP == 24)
#define LCD_BPP		32
#define LCD_SETBPP		0x0000000A
#else
#define LCD_BPP		APD_LCD_BPP
#if(APD_LCD_BPP == 1)
#define LCD_BYTE_MASK	0x01
#define LCD_BYTE_MAX	0x07
#define LCD_SETBPP		0x00000000
#endif
#if(APD_LCD_BPP == 2)
#define LCD_BYTE_MASK	0x03
#define LCD_BYTE_MAX	0x06
#define LCD_SETBPP		0x00000002
#endif
#if(APD_LCD_BPP == 4)
#define LCD_BYTE_MASK	0x0F
#define LCD_BYTE_MAX	0x04
#define LCD_SETBPP		0x00000004
#endif
#if(APD_LCD_BPP == 8)
#define LCD_BYTE_MASK	0xFF
#define LCD_BYTE_MAX	0x00
#define LCD_SETBPP		0x00000006
#endif
#if(APD_LCD_BPP == 16)
#define LCD_SETBPP		0x00000008
#endif
#endif

/*****************************************************************************
 * Definition of constant value to draw bit map data
 *****************************************************************************/
/* Bits per byte */
#define	BITS_PER_BYTE	8

/* Bits per long */
#define	BITS_PER_LONG	32

/* The initialize pixel mask for bit map data */
#define BITMAP_MASK		0x80

/* Bits per pixel of bit map data (monochorome) */
#define BITMAP_BPP	0x01

/* Memory bits per line */
#define LCD_BPL		(LCD_BPP * APD_LCD_WIDTH)

/* Half word memory offset per line */
#define LCD_OFSTPL		LCD_BPL / 16

/* Constant for setting register of LCD controller */
#define LCD_POWERMASK	0x00000800
#define LCD_POWERON		0x00000800
#define LCD_POWEROFF	0x00000000

#define LCD_ENABLEMASK	0x00000001
#define LCD_DISABLE		0x00000000
#define LCD_ENABLE		0x00000001


/* Constant for setting register of LCD interface peripheral controller */
#define	LCDIPC_LIGHTMASK	0x00000008
#define	LCDIPC_LIGHTON		0x00000008
#define	LCDIPC_LIGHTOFF		0x00000000

#define	LCDIPC_ENABLEMASK	0x000000FE

#endif /* APD_LCD_PARAM */