Keil uVision2
源代码在线查看： lcd_drv.h
/*H**************************************************************************
* $RCSfile: lcd_drv.h,v $
*----------------------------------------------------------------------------
* Copyright (c) 2002 Atmel.
*----------------------------------------------------------------------------
* RELEASE: $Name: DEMO_FAT_2_0_0 $
* REVISION: $Revision: 1.5 $
* FILE_CVSID: $Id: lcd_drv.h,v 1.5 2002/05/24 09:51:15 njourdan Exp $
*----------------------------------------------------------------------------
* PURPOSE:
* This file contains the LCD controller definition
*
* NOTES:
* Definition for Hitachi HD44780 LCD controller:
*
* - 2x16 characters
* - 8 bit interface
*
* DB7:0 = AD7:0
* RS = A0
* R/W = '0' not used, busy is never tested
* E = P3.6/WR# inverted
*****************************************************************************/
#ifndef _LCD_DRV_H_
#define _LCD_DRV_H_
/*_____ I N C L U D E S ____________________________________________________*/
/*_____ M A C R O S ________________________________________________________*/
/*H**************************************************************************
* $RCSfile: disp.h,v $
*----------------------------------------------------------------------------
* Copyright (c) 2002 Atmel.
*----------------------------------------------------------------------------
* RELEASE: $Name: DEMO_FAT_2_0_0 $
* REVISION: $Revision: 1.8 $
* FILE_CVSID: $Id: disp.h,v 1.8 2002/11/08 08:32:55 ffosse Exp $
*----------------------------------------------------------------------------
* PURPOSE:
* This file contains the high level display definition
*****************************************************************************/
#ifndef _DISP_H_
#define _DISP_H_
/*_____ I N C L U D E S ____________________________________________________*/
#include "lcd_drv.h" /* lcd driver definition */
/*_____ M A C R O S ________________________________________________________*/
/*----- LCD positons ----*/
#define POS_HOME LCD_LINE0, 0
#define POS_LOCK LCD_LINE0, 0
#define POS_MEM LCD_LINE0, 5
#define POS_REPEAT LCD_LINE0, 10
#define POS_SOUND LCD_LINE0, 6
#define POS_SOUND_LVL LCD_LINE0, 7
#define POS_FILE LCD_LINE1, 2
#define POS_TIME LCD_LINE0, 11
#define POS_MINUTE LCD_LINE0, 11
#define POS_SECOND LCD_LINE0, 14
/*----- CGRAM -----*/
#define CHAR_SPARE1 0x00 /* spare icon address */
#define CHAR_MODE 0x01 /* mode icon address */
#define CHAR_STATE 0x02 /* state icon address */
#define CHAR_TYPE 0x02 /* file type icon address */
#define CHAR_SOUND 0x03 /* sound icon address */
#define CHAR_MEM 0x04 /* memory icon address */
#define CHAR_REPEAT 0x05 /* repeat icon address */
#define CHAR_LOCK 0x06 /* lock icon address */
#define CHAR_SPARE2 0x07 /* spare icon address */
#define CGRAM_SPARE1 CHAR_SPARE1*CGRAM_CHAR_SIZE
#define CGRAM_MODE CHAR_MODE*CGRAM_CHAR_SIZE
#define CGRAM_STATE CHAR_STATE*CGRAM_CHAR_SIZE
#define CGRAM_TYPE CHAR_TYPE*CGRAM_CHAR_SIZE
#define CGRAM_SOUND CHAR_SOUND*CGRAM_CHAR_SIZE
#define CGRAM_MEM CHAR_MEM*CGRAM_CHAR_SIZE
#define CGRAM_REPEAT CHAR_REPEAT*CGRAM_CHAR_SIZE
#define CGRAM_LOCK CHAR_LOCK*CGRAM_CHAR_SIZE
#define CGRAM_SPARE2 CHAR_SPARE2*CGRAM_CHAR_SIZE
/* memory type */
#define SYMB_CHIP 0
#define SYMB_CARD 1
#define SYMB_CARD1 2
#define SYMB_CARD2 3
#define SYMB_NO_MEM 4
/* repeat type */
#define SYMB_NO_REPEAT 0
#define SYMB_REP_DIR 1
#define SYMB_REP_FILE 2
#define SYMB_REP_A 3
#define SYMB_REP_B 4
/*_____ D E F I N I T I O N ________________________________________________*/
/* Menu Structure */
typedef struct
{
unsigned char state;
char disp[18];
} St_menu;
/*_____ D E C L A R A T I O N ______________________________________________*/
#define Print_char(c) Lcd_put_char(c)
#define Print_home(l) Lcd_put_cmd(l)
void print_init (void);
void print_state_blank (void);
void print_state_stop (void);
void print_state_play (void);
void print_state_pause (void);
void print_state_record (void);
void print_state_error (void);
void print_mode_song (void);
void print_mode_voice (void);
void print_mode_mass (void);
void print_mode_tool (void);
void print_sound (void);
void print_sound_level (void);
void print_voice_vol (char);
void print_kbd_lock (void);
void print_kbd_unlock (void);
void print_mem (Byte);
void print_repeat (Byte);
void print_screen (char code *);
void print_string (char code *);
void print_decim (Byte, bit);
void print_time (unsigned char, unsigned char);
void print_min (Byte);
void print_sec (Byte);
void print_file_name (void);
void print_file_type (void);
bit print_name (char pdata *);
#endif /* _DISP_H_ */
/*----- LCD timing -----*/
/* Clock */
#define X2_MODE /* X2 mode */
#undef X2_MODE /* no X2 mode */
#define FOSC 16000 /* oscillator frequency (KHz) */
#ifdef X2_MODE
#define FPER FOSC
#else
#define FPER FOSC/2
#endif
#define TEMPO_40US (unsigned char)(0.0019*FPER) /* tempo duration of 40 us */
#define TEMPO_1_5MS (unsigned int)(0.06*FPER) /* tempo duration of 1.5 ms */
#define TEMPO_30MS (TEMPO_1_5MS * 20) /* tempo duration of 30 ms */
/*----- LCD control -----*/
#define LCD_NB_LINE (unsigned char)0x02 /* 2 display lines */
#define LCD_NB_COLUMN (unsigned char)0x10 /* 16 characters per line */
#define C_R (char)0x0D
#define L_F (char)0x0A
#define B_S (char)0x08
/*----- LCD command -----*/
#define LCD_CLR (unsigned char)0x01 /* clear entire display */
#define LCD_HOME (unsigned char)0x02 /* cursor back to home position */
#define LCD_SET (unsigned char)0x04 /* set cursor move direction and specifies shift or display */
#define LCD_NO_INC (unsigned char)0x00 /* inc OFF */
#define LCD_INC (unsigned char)0x02 /* inc ON */
#define LCD_NO_SHIFT (unsigned char)0x00 /* no shift */
#define LCD_SHIFT (unsigned char)0x01 /* shift entire display */
#define LCD_DISPLAY (unsigned char)0x08 /* control Display,cursor,blink - ON / OFF */
#define LCD_DISP_OFF (unsigned char)0x08 /* display OFF */
#define LCD_DISP_ON (unsigned char)0x0C /* display ON */
#define LCD_CURS_OFF (unsigned char)0x00 /* cursor OFF */
#define LCD_CURS_ON (unsigned char)0x02 /* cursor ON */
#define LCD_BLINK_OFF (unsigned char)0x00 /* cursor blink OFF */
#define LCD_BLINK_ON (unsigned char)0x01 /* cursor blink ON */
#define LCD_CURS (unsigned char)0x10 /* move Cursor and shift display */
#define LCD_CURS_SHIFT (unsigned char)0x00 /* cursor shift */
#define LCD_DISP_SHIFT (unsigned char)0x08 /* display shift */
#define LCD_RIGHT (unsigned char)0x04 /* cursor/display shift right */
#define LCD_LEFT (unsigned char)0x00 /* cursor/display shift left */
#define LCD_FCTSET (unsigned char)0x20 /* Set: 4 bits mode , nb of lines, nb of dot matrix */
#define LCD_4BIT (unsigned char)0x00 /* command for 4 bit mode */
#define LCD_8BIT (unsigned char)0x10 /* command for 8 bit mode */
#define LCD_1_LINE (unsigned char)0x00 /* set in 1 Line mode */
#define LCD_2_LINE (unsigned char)0x08 /* set in 2 Line mode */
#define LCD_5x8DOTS (unsigned char)0x00 /* set in 5*8 dots */
#define LCD_5x11DOTS (unsigned char)0x04 /* set in 5*11 dots */
#define LCD_CGRAM (unsigned char)0x40 /* Set CG RAM address */
#define LCD_DDRAM (unsigned char)0x80 /* Set DD RAM adresse */
#define LCD_BF (unsigned char)0x08 /* busy flag */
#define LCD_SHIFT (unsigned char)0x01 /* shift ON */
#define LCD_DATA (unsigned char)0x0F /* data mask on 4 bit */
#define LCD_LINE0 (unsigned char)0x80 /* line 0 command */
#define LCD_LINE1 (unsigned char)0xC0 /* line 1 command */
#define LCD_LINE_OFFSET (unsigned char)0x40 /* line address offset */
/*----- CGRAM -----*/
#define CGRAM_CHAR_SIZE (unsigned char)0x08 /* 8 patterns to define a char */
/*_____ D E F I N I T I O N ________________________________________________*/
extern xdata unsigned char lcd_cmd;
extern xdata unsigned char lcd_data;
/*_____ D E C L A R A T I O N ______________________________________________*/
#define Lcd_cur_on() lcd_cmd = (LCD_DISP_ON | LCD_CURS_ON | LCD_BLINK_ON)
#define Lcd_cur_off() lcd_cmd = LCD_DISP_ON
#define Lcd_put_char(c) lcd_data = c
#define Lcd_put_cmd(c) lcd_cmd = c
void lcd_init (void);
void lcd_clr (void);
void lcd_set_cur (unsigned char, unsigned char);
void lcd_cgram (unsigned char, unsigned char code *);
void lcd_putchar (char);
void lcd_println (char Buffer[16], char line);
void lcd_clearln (char line);
#endif /* _LCD_DRV_H_ */
