atml_lcd.h

来自「找的一个用U2270B开发的射频卡项目文件」· C头文件 代码 · 共 156 行

// $Id: atml_Lcd.h,v 1.2 2006/10/18 18:15:12 tprescott Exp $
/*****************************************************
Project : atml_LCD.h
Date    : 9/08/2006
Author  : Toby Prescott                   
Company : Atmel                           
Comments: AVR Studio GCC

Revisions:
	v1.0 - 	Started written for CodeVision 
	v2.1 - 	1/19/06 Changed driver completely to
			make drawing easier 
	v2.6 - 	9/8/06 Clean for WinAVR
*****************************************************/
/*      modified from shareware thanks to:

	Michael J. Karas                       
	Carousel Design Solutions              
	4217 Grimes Ave South                  
	Edina MN 55416                         
	[phone]                         
        
 ****************************************************/

#ifndef ATMLLCD_H__
#define ATMLLCD_H__

#include <inttypes.h>
#include <avr/io.h>
#include <avr/pgmspace.h>
#include <avr/eeprom.h> 
#include <string.h>   
#include "rfid_Timers.h"
#include "atml_Fonts.h"

//   Declare your global function prototypes here
void lcd_Init_Display(void);
void lcd_Write_Display(unsigned char command, unsigned char data);
unsigned char lcd_Read_Display(unsigned char command);
void lcd_ConfigDisplay(void); 

/* LCD function prototype list */
void lcd_erase(void);
void lcd_test(unsigned char pattern);
void lcd_clear_area(unsigned char left,  unsigned char top, unsigned char right, unsigned char bottom);
void lcd_invert_area(unsigned char left,  unsigned char top, unsigned char right, unsigned char bottom);
void lcd_horz_line(unsigned char left, unsigned char right, unsigned char row);
void lcd_vert_line(unsigned char top, unsigned char bottom, unsigned char column);
void lcd_clr_horz_line(unsigned char left, unsigned char right, unsigned char row);
void lcd_clr_vert_line(unsigned char top, unsigned char bottom, unsigned char column);
void lcd_box(unsigned char left, unsigned char top, unsigned char right, unsigned char bottom);
void lcd_clr_box(unsigned char left, unsigned char top, unsigned char right, unsigned char bottom);

void lcd_update(unsigned char top, unsigned char bottom);
unsigned char lcd_put5x7_Char(unsigned char left, unsigned char top, unsigned char cChar);
unsigned char lcd_put_String(unsigned char left, unsigned char top, unsigned char *sChar);
unsigned char lcd_put_fString(unsigned char left, unsigned char top, const char *sChar_P);
void lcd_fill_area(unsigned char left,  unsigned char top, unsigned char right, unsigned char bottom);

unsigned char end_String_Pos(unsigned char left, unsigned char *sChar);
unsigned char end_fString_Pos(unsigned char left, const char *sChar_P);
unsigned char lcd_center(unsigned char *sChar);
unsigned char lcd_fcenter(const char *sChar_P);
unsigned char lcd_put_Atmel_Logo(unsigned char left, unsigned char top);

/* LCD screen and bitmap image array consants */
#define X_BYTES				128
#define Y_BYTES	      			8
#define SCRN_LEFT			0
#define SCRN_TOP			0
#define SCRN_RIGHT			127
#define SCRN_BOTTOM			63

//   Declare your global variables (extern) here
extern unsigned char brightPercent; 
extern unsigned char contrastVal EEMEM; 
extern unsigned char brightVal EEMEM; 
extern unsigned char l_display_array[Y_BYTES][X_BYTES]; 
extern unsigned char reverseState EEMEM;
extern unsigned char upDate;

//   Declare your global labels here 
#define  LCD_ERROR             0

#define  NUMBER_OF_COLUMNS     128
#define  NUMBER_OF_ROWS        64

#define  NUMBER_OF_PAGES       8

#define  FIRST_PAGE            0
#define  FIRST_COLUMN          0

#define  LAST_PAGE             7
#define  LAST_COLUMN           127

#define  CMD                   0x01
#define  DATA                  0xFF

#define  CS1_BIT               0x20 //   PortD5

#define  A0_BIT             0x04 //   PortG2 mega128 (PortE2 usb1287)
#define  WR_BIT             0x01 //   PortG0 mega128 (PortE0 usb1287)
#define  RD_BIT             0x02 //   PortG1 mega128 (PortE1 usb1287)        

#define  BUS_RELEASE           0xF8

/* The following definitions are the command codes that are passed to the
display via the data bus. */
#define  DISPLAY_ON            0xAF
#define  DISPLAY_OFF           0xAE
#define  START_LINE_SET        0x40
#define  PAGE_ADDRESS_SET      0xB0
/* The Column Address is a two byte operation that writes the most significant
bits of the address to D3 - D0 and then writes the least significant bits to
D3- D0. Since the Column Address auto increments after each write, direct
access is infrequent. */
#define  COLUMN_ADDRESS_HIGH   0x10
#define  COLUMN_ADDRESS_LOW    0x00
#define  ADC_SELECT_NORMAL     0xA0
#define  ADC_SELECT_REVERSE    0xA1
#define  DISPLAY_NORMAL        0xA6
#define  DISPLAY_REVERSE       0xA7
#define  ALL_POINTS_ON         0xA5
#define  ALL_POINTS_OFF        0xA4
#define  LCD_BIAS_1_9          0xA2
#define  LCD_BIAS_1_7          0xA3
#define  READ_MODIFY_WRITE     0xE0
#define  END                   0xEE
#define  RESET_DISPLAY         0xE2
#define  COMMON_OUTPUT_NORMAL  0xC0
#define  COMMON_OUTPUT_REVERSE 0xC8
/* The power control set value is obtained by OR'ing the values together to
create the appropriate data value. For example:
data = (POWER_CONTROL_SET | BOOSTER_CIRCUIT |
VOLTAGE_REGULATOR | VOLTAGE_FOLLOWER);
Only the bits that are desired need be OR'ed in because the initial value
of POWER_CONTROL_SET sets them to zero. */
#define  POWER_CONTROL_SET     0x28
#define  BOOSTER_CIRCUIT       0x04
#define  VOLTAGE_REGULATOR     0x02
#define  VOLTAGE_FOLLOWER      0x01
/* The initial value of the V5_RESISTOR_RATIO sets the Rb/Ra ratio to the
smallest setting. The valid range of the ratio is:
0x20 <= V5_RESISTOR_RATIO <= 0x27 */
#define  V5_RESISTOR_RATIO     0x24
/* When the electronic volume command is input, the electronic volume register
set command becomes enabled. Once the electronic volume mode has been set,
no other command except for the electronic volume register command can be
used. Once the electronic volume register set command has been used to set
data into the register, then the electronic volume mode is released. */
#define  ELECTRONIC_VOLUME_SET  0x81
#define  ELECTRONIC_VOLUME_INIT 0x30       

#endif // ATMLLCD_H__