ssd1815.h

点阵STN LCM测试

// --------------------- Head file for ssd1815.c -------------------------------
#ifndef	__SSD1815__
#define	__SSD1815__

// ------------------------ Interface Definition -------------------------------
#define LCD_8BIT	// Parallel interface
#define MCU_6800	// MCU6800 8-bit Parallel
//#define MCU_8080	// MCU8080 8-bit Parallel
//#define LCD_4SPI	// 4-wire SPI

// --------------------------- Pins Definition ---------------------------------
#ifdef MCU_6800
	// MCU6800 8-bit Parallel
	#define LCD_CS	    	P3_0	// Chip Selection (Low Effective)
	#define LCD_RST    		P3_1	// Reset (Low Effective)
	#define LCD_A0	    	P3_2	// Data/Command Register Selection
	#define LCD_RW      	P3_3	// Read/Write
	#define LCD_E			P3_4	// Enable R/W (High Effective)	
	#define LCD_DataPort	P1
#elif defined(MCU_8080)
	// MCU8080 8-bit Parallel
	#define LCD_CS	    	P3_0	// Chip Selection (Low Effective)
	#define LCD_RST    		P3_1	// Reset (Low Effective)
	#define LCD_A0	    	P3_2	// Data/Command Register Selection
	#define LCD_WR      	P3_3	// Read/Write
	#define LCD_RD			P3_4	// Enable R/W (High Effective)	
	#define LCD_DataPort	P1
#else
	// 4-bit SPI
	#define LCD_SID		P3_4	// Serial Instructions and data
	#define LCD_SCK		P3_3	// Serial Clock
	#define LCD_A0		P3_2	// Data/Command Register Selection
	#define LCD_RST		P3_1	// Reset (Low Effectuve)
	#define LCD_CS		P3_0	// Chip Selection (Low Effective)
#endif
// -----------------------------------------------------------------------------

// -------------------------- Constants definition -----------------------------
#define iDat	1		// Data
#define iCmd	0		// Command

#define LCD_ON	0xAF	// Display Enable
#define LCD_OFF	0xAE	// Display Disable

#define LCD_L0	0x40	// The address of line 0
#define LCD_P0	0xB0	// The address of page 0

#define LCD_CMAX 	96	// Maximal Column of LCD
#define LCD_PMAX	8	// Maximal Page of LCD
#define LCD_LMAX	64	// Maximal Line of LCD

#define LCD_DATN	0xA6	// Normal Display 'H'on
#define LCD_DATR	0xA7	// Reverse Display 'L'on

#define LCD_ADC		0xA0	// Segment Dir(0xA0: Normal, 0xA1: Reverse)
#define LCD_SHL		0xC0	// Common Dir(0xC0: Normal, 0xC8: Reverse)

#define LCD_ALLON	0xA5	// All Pixels on
#define LCD_BACK	0xA4	// Turn back to normal display

#define LCD_BIAS	0xA2	// LCD Bias (1/9 for EG096064A)

#define StaRMW		0xE0	// Start Read-Modify-Write Mode
#define EndRMW		0xEE	// End Read-Modify-Write Mode

#define IC_RST		0xE2	// LCD Software Reset

//#define LCD_ICOMAX 12
#ifdef LCD_ICOMAX
	uint8 code ICONS[12] = 
	{
		// Collumn Address of Icons
		0,4,12,22,26,29,37,48,52,56,66,80
	};
#endif
// -----------------------------------------------------------------------------

// --------------------------- Functions Declaration ---------------------------
// Send a data or command to LCD
void SendByte(bit DatCmd, uint8 dByte);
// Set column address
void SetCA(uint8 CAddr);
// Set page address
void SetPA(uint8 PAddr);
// Set LCD Contrast
void SetContrast(uint8 CValue);
// Goto specific position
void Gotoxy(uint8 page, uint8 col);
#ifdef LCD_8BIT
	// Read a data from LCD DDRAM
	uint8 ReadData(uint8 PAddr, uint8 CAddr);
	// Reverse display of Page PAddr
	void ReversePage(uint8 PAddr);
#endif
#ifdef LCD_ICOMAX
	// Set LCD specific Icon ON/OFF
	void SetIcon(uint8 State, uint8 index);
	// Turn On/Off all icons
	void Allicons(bit State);
	// Display each Icon and then hide them one by one
	void ICON_Test(void);
#endif
// Tile the LCD screen with two data
void Tile(uint8 fst, uint8 snd);
// Clear the LCD Screen
void Clear(void);
// Clear page X
void ClearPage(uint8 PAddr);
// Wait some time and clear the screen
void wait_and_clear(void);
// Initialize LCD
void LCD_Initial(void);
// Display LCD Test Graphics
void LCD_Test(void);
// -----------------------------------------------------------------------------

#include "ssd1815.c"
#endif