atml_lcd.c

找的一个用U2270B开发的射频卡项目文件

// $Id: atml_Lcd.c,v 1.3 2006/10/18 18:15:12 tprescott Exp $
/*****************************************************
Project : atml_LCD.c
Date    : 9/08/2006
Author  : Toby Prescott                   
Company : Atmel                           
Comments: AVR Studio GCC

Revisions: 
	v1.0 - 	Started for CodeVision
	v2.1 - 	1/19/06 Changed driver completely to
			make drawing easier 
	v2.2 - 	3/8/06 Added Flash string processing 
	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]                         
        
 ****************************************************/
#include "atml_Lcd.h"   

// Declare your global variables here
unsigned char brightPercent = 10;   
unsigned char brightVal EEMEM = 10;   
unsigned char contrastVal EEMEM = ELECTRONIC_VOLUME_INIT; 
unsigned char reverseState EEMEM = 1;
unsigned char upDate = 0;

/* pixel level bit masks for display */
/* this array is setup to map the order */
/* of bits in a byte to the vertical order */
/* of bits at the LCD controller */
const unsigned char l_mask_array[8] =
         {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};

/* the LCD display image memory */
/* buffer arranged so page memory is sequential in RAM */
unsigned char l_display_array[Y_BYTES][X_BYTES];

// *******************************************************************************
// This performs all of the necessary initialization of the SED-1565 controller
// inside the Optrex display.
// Usage Examples:
// Init_Display();
// *******************************************************************************
void lcd_Init_Display(void)
{   
        /* When the RES input comes to the 揕