please dont rip this site

hitachi lcd.h


#ifndef LCD_H
#define	LCD_H

#ifndef PIN
#define PIN(n,x,y)	static volatile bit n @ (unsigned)&x*8+y
#endif

// Set exactly one of these screen types to TRUE so that code is generated properly.
// If no type is enabled, you will get errors!
//
//	Format			Status		Notes			All part numbers are Hantronix (www.hantronix.com)
//	===============		=======		=====================	==================================================>>
#define	LCD_MODE_1x8		(FALSE)					// HDM08111H-1
#define	LCD_MODE_1x16_A		(FALSE)		// Row=1, Col=1..16	// HDM16116H-7, HDM16116H-L, HDM16116L*, HDM16116L-7, HDM16116L-L, HDM16116L-1, HDM16116H-2, HDM16116L-2
#define	LCD_MODE_1x16_B		(FALSE)		// Row=1..2, Col=1..8	// HDM16116H, HDM16116L* note that this part number could be either A or B
#define	LCD_MODE_1x40		(FALSE)					// HDM40108H-2
#define	LCD_MODE_2x8		(FALSE)					// HDM08216H-1, HDM08216L, HDM16216H-2
#define	LCD_MODE_2x12		(FALSE)					// HDM12216H, HDM12216L
#define	LCD_MODE_2x16		(TRUE)					// HDM16216H-2, HDM16216H-4, HDM16216H-5, HDM16216H-B, HDM16216H-D, HDM16216L-2, HDM16216L-5, HDM16216L-7, HDM16216L-D, HDM16216L-B, HDM16216H-I
#define	LCD_MODE_2x20		(FALSE)					// HDM20216H-3, HDM20216L, HDM20216L-1, HDM20216L-L, HDM20216H-L
#define	LCD_MODE_2x24		(FALSE)					// HDM24216H-2 HDM24216L-2
#define	LCD_MODE_2x40		(FALSE)					// HDM40216H-4, HDM40216L, HDM40216L-1
#define	LCD_MODE_4x16		(FALSE)					// HDM16416H, HDM16416L
#define	LCD_MODE_4x20		(FALSE)					// HDM40216H-4, HDM40216L, HDM40216L-1
#define LCD_MODE_4x24		(FALSE)		// UNSUPPORTED!		// HDM24416H, HDM24416L
#define	LCD_MODE_4x40		(FALSE)		// UNSUPPORTED!		// HDM40416H, HDM40416L-4, HDM40416H-5

#define	LCD_CURSOR_BLINK	(FALSE)					// Blink/Noblink cursor mode
#define	LCD_CURSOR_ON		(TRUE)					// Cursor visible
#define	LCD_CURSOR_INCREMENT	(TRUE)					// Set left-to-right cursor movement
#define	LCD_CURSOR_SHIFT	(FALSE)					// Shift display on entry

#define	LCD_DISPLAY_5x10	(FALSE)					// Select 5x7 or 5x10 character matrix
#define	LCD_DISPLAY_ON		(TRUE)					// Turn display on/off

#define	LCD_ALLOW_USER_CHARS	(TRUE)					// Controls whether display uses ASCII for control chars or uses user-defined chars in lcd_putc()
#define	LCD_ENABLE_GETC		(TRUE)					// Save code space by setting to FALSE
#define	LCD_ENABLE_GOTOXY	(TRUE)					//   any functions which you will not
#define	LCD_ENABLE_PRINTF	(TRUE)					//   need in your application.
#define	LCD_ENABLE_UNSCROLL	(TRUE)
#define	LCD_ENABLE_SCROLL	(TRUE)
#define	LCD_ENABLE_CLEAR	(TRUE)

#if (LCD_ENABLE_SCROLL)
#define	LCD_ENABLE_GOTOXY	(TRUE)					// Over-ride turning it off because these function
#endif
#if (LCD_ENABLE_UNSCROLL)
#define	LCD_ENABLE_GOTOXY	(TRUE)					//   need access to the gotoxy function.
#endif
#if (!LCD_ALLOW_USER_CHARS)
#define	LCD_ENABLE_GOTOXY	(TRUE)					//   need access to the gotoxy function.
#endif

#define	LCD_DATA_PORT		PORTB					// Port on which LCD data lines are connected
#define	LCD_TRIS_PORT		TRISB					// Need to specify the corresponding TRIS

#define	LCD_4_BIT_MODE		(FALSE)					// 4-bit or 8-bit interface selection

#if LCD_4_BIT_MODE
#define	LCD_D4_BIT		4					// Attachment of D0 to data port bus - note
#endif									//   that they MUST be contiguous and in order!

#if LCD_4_BIT_MODE
#define	LCD_TRIS_DATAMASK	((byte)(0b11110000))			// Define the bitmask used to read/write the data bits
#else
#define	LCD_TRIS_DATAMASK	((byte)(0b11111111))			// Define all bits used for 8-bit mode
#endif

#if LCD_ALLOW_USER_CHARS
#else
#define	LCD_DESTRUCTIVE_BS	(TRUE)					// Backspace '\b' erases character
#endif

PIN (LCD_E,		PORTA, 1);					// Pin for LCD /E signal
PIN (LCD_RW,		PORTA, 3);					// Pin for LCD RW signal
PIN (LCD_RS,		PORTA, 2);					// Pin for LCD RS signal
PIN (LCD_TRIS_E,	TRISA, 1);					// Add definitions for direction control
PIN (LCD_TRIS_RW,	TRISA, 3);
PIN (LCD_TRIS_RS,	TRISA, 2);

/////////////////// DO NOT CHANGE ANYTHING BELOW THIS LINE! //////////////

#define	LCD_8_BIT_MODE		(!LCD_4_BIT_MODE)

#if LCD_MODE_1x8
#define LCD_MAXROWS		((byte)(1))				// Number of LCD rows
#define	LCD_MAXCOLS		((byte)(8))				// Number of LCD columns
#define	LCD_MULTI_LINE		(FALSE)					// Operate in 1-line or 2-line mode for controller
#endif
#if LCD_MODE_1x16_A
#define LCD_MAXROWS		((byte)(1))
#define	LCD_MAXCOLS		((byte)(16))
#define	LCD_MULTI_LINE		(FALSE)
#endif
#if LCD_MODE_1x16_B
#define LCD_MAXROWS		((byte)(1))
#define	LCD_MAXCOLS		((byte)(16))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_1x40
#define LCD_MAXROWS		((byte)(1))
#define	LCD_MAXCOLS		((byte)(40))
#define	LCD_MULTI_LINE		(TRUE)					// Not sure about this
#endif
#if LCD_MODE_2x8
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(8))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_2x12
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(12))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_2x16
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(16))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_2x20
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(20))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_2x24
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(24))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_2x40
#define LCD_MAXROWS		((byte)(2))
#define	LCD_MAXCOLS		((byte)(40))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_4x16
#define LCD_MAXROWS		((byte)(4))
#define	LCD_MAXCOLS		((byte)(16))
#define	LCD_MULTI_LINE		(TRUE)
#endif
#if LCD_MODE_4x20
#define LCD_MAXROWS		((byte)(4))
#define	LCD_MAXCOLS		((byte)(20))
#define	LCD_MULTI_LINE		(TRUE)
#endif

#define	LCD_COMMAND_CLEAR	((byte)(0x01))				// Clear screen, home cursor, unshift display
#define	LCD_COMMAND_HOME	((byte)(0x02))				// Home cursor, unshift display
#define	LCD_COMMAND_BACKSPACE	((byte)(0x10))				// Move cursor left one (destructive based on LCD_DESTRUCTIVE_BS)
#define	LCD_COMMAND_FWDSPACE	((byte)(0x14))				// Move cursor right one
#define	LCD_COMMAND_PANLEFT	((byte)(0x18))				// Move screen left one
#define	LCD_COMMAND_PANRIGHT	((byte)(0x1C))				// Move screen right one

#ifndef LCD_MAXROWS
	error ("NO LCD MODE SPECIFIED - You need to give a 1x8, 2x8 etc. format!");
#endif

// Mandatory functions:

void lcd_init (void);							// Initialize LCD bus and Mode
void lcd_putc (byte c);							// Write character to LCD
void lcd_command (byte c);						// Write command to LCD controller
byte lcd_lineof (byte CursorAddress);					// Calculate cursor row from it's address
byte lcd_cursorpos (void);						// Return address of cursor position

// Optional functions:

#if LCD_ENABLE_GETC
byte lcd_getc (void);							// Read character at cursor
#endif
#if LCD_ENABLE_GOTOXY
void lcd_gotoxy (byte row, byte col);					// Position cursor
void lcd_getxy (byte *row, byte *col);					// Return row and column of cursor position
#endif
#if LCD_ENABLE_PRINTF
void lcd_printf (const char* message);					// Write message to LCD (C string type)
#endif
#if LCD_ENABLE_UNSCROLL
void lcd_unscroll (void);						// Roll scroll backwards one line
#endif
#if LCD_ENABLE_SCROLL
void lcd_scroll (void);							// Scroll up one line
#endif
#if LCD_ENABLE_CLEAR
void lcd_clear (void);							// Clear LCD screen
#endif
#if LCD_ALLOW_USER_CHARS
void lcd_define_char (byte c, const byte *bitmap);			// Define user-defined char
#endif

#endif

See:

Questions:

Code:

Comments:


file: /Techref/microchip/language/c/io/lcd/hitachilcd-ak/lcd_h.htm, 28KB, , updated: 2009/7/17 09:30, local time: 2024/3/28 05:15,
TOP NEW HELP FIND: 
34.204.3.195:LOG IN

 ©2024 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions?
Please DO link to this page! Digg it! / MAKE!

<A HREF="http://www.massmind.org/techref/microchip/language/c/io/lcd/hitachilcd-ak/lcd_h.htm"> LCD Includes</A>

After you find an appropriate page, you are invited to your to this massmind site! (posts will be visible only to you before review) Just type a nice message (short messages are blocked as spam) in the box and press the Post button. (HTML welcomed, but not the <A tag: Instead, use the link box to link to another page. A tutorial is available Members can login to post directly, become page editors, and be credited for their posts.


Link? Put it here: 
if you want a response, please enter your email address: 
Attn spammers: All posts are reviewed before being made visible to anyone other than the poster.
Did you find what you needed?

 

Welcome to massmind.org!

 

Welcome to www.massmind.org!

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

  .