lcd_driver.h

SMS傳送Sourcode,compiler with C,AT command

// This file has been prepared for Doxygen automatic documentation generation.
/*! \file ********************************************************************
*
* Atmel Corporation
*
* - File              : LCD_driver.h
* - Compiler          : IAR EWAAVR 4.11a
*
* - Support mail      : [e-mail]
*
* - Supported devices : All devices with a UART/USART can be used.
*                       The example is written for ATmega169
*
* - AppNote           : AVR323 - Interfacing GSM modems
*
* - Description       : Example of how to use AT-Commands to control a GSM modem
*
* $Revision: 1.1 $
* $Date: Tuesday, November 08, 2005 12:25:32 UTC $
*****************************************************************************/


/************************************************************************/
// Definitions
/************************************************************************/
#define LCD_INITIAL_CONTRAST    0x0F
#define LCD_TIMER_SEED		    3
#define LCD_FLASH_SEED          10
#define LCD_REGISTER_COUNT      20
#define TEXTBUFFER_SIZE         25

#define SCROLLMODE_ONCE         0x01
#define SCROLLMODE_LOOP         0x02
#define SCROLLMODE_WAVE         0x03

/************************************************************************/
//MACROS
/************************************************************************/
//active = [TRUE;FALSE]
#define LCD_SET_COLON(active) LCD_Data[8] = active

// DEVICE SPECIFIC!!! (ATmega169)
#define pLCDREG ((unsigned char *)(0xEC))

// DEVICE SPECIFIC!!! (ATmega169) First LCD segment register
#define LCD_CONTRAST_LEVEL(level) LCDCCR=(0x0F & level)


/************************************************************************/
// Global variables
/************************************************************************/
extern char gLCD_Update_Required;
extern char LCD_Data[LCD_REGISTER_COUNT];
extern char gTextBuffer[TEXTBUFFER_SIZE];
extern char gScrollMode;
extern char gFlashTimer;
extern char gColon;
extern signed char gScroll;


/************************************************************************/
// Global functions
/************************************************************************/
void LCD_Init (void);
void LCD_WriteDigit(char input, char digit);
void LCD_AllSegments(char show);