www.pudn.com > TFT.rar > Main.c

//************************************************************************* 
//                 Camera Module Controler  
//   Writed By Holmestang 
//   编译环境 : ICCAVR    支持器件 : ATMEGA8515 
//   Use extern CRYSTAL 11.0592MHz fusebit 0xD9DE, lockbit 0x00FF 
// 	 COPYRIGHT (C) 2007 
//   EXTRAM: 32K (Max Address 0x260~0xFFFF)                        
//   Crystal: 16.000Mhz 
// 
//************************************************************************* 
 
#include "Main.h" 
#include "TFTdriver.h" 
#include "Serinit.h" 
#include "Delay.h" 
 
unsigned char *Bmp_Buffer=(unsigned char *)0x0260; 
 
/////////////////////////////////////////////////////////// 
void main(void) 
{ 
	CLI(); 			              //Disable all interrupts 
 
    PORTA = 0x00; 
    DDRA  = 0x00; 
    PORTB = 0x00; 
    DDRB  = 0x00; 
    PORTC = 0x00; 
    DDRC  = 0x00; 
    PORTD = 0x00; 
    DDRD  = 0x00;  
    PORTE = 0x00; 
    DDRE  = 0x00;  
 
	MCUCR = 0x80; 	  		  	  //Enable ExtRam 
    EMCUCR = 0x00;				  //Ext Ram 0x0260~0xFFFF,Low 0 wait,High 0 wait 
    GICR = 0x00;  				  //No interrupt		    
	TIMSK = 0x00;		          //Disable T/C1,T/C0 
	SFIOR = BIT(XMBK)|BIT(PUD);	  //XM break keeper, Pull up disable 
 
    delayms(100); 
 	serinit();  
	SEI(); 	  		              //Enable all interrupts 
    send_string("Test TFT V02\x0D\x0A\x00"); 
 
    if ( !check_extram() ) 
		send_string("Ram fail!\x0D\x0A\x00"); 
	else 
	{ 
		send_string("Ram pass!\x0D\x0A\x00"); 
		load_bmp_to_ram(); 
    	Test_TFT_Lcd(); 
	} 
	while(1); 
} 
 
void load_bmp_to_ram(void) 
{ 
    unsigned char value; 
    unsigned int i,length,chksum=0; 
	 
	send_string("Please load bmp data to ram!\x0D\x0A\x00"); 
	length=get_data(); 
	length=length*0x100+get_data(); 
	send_num( MSB(length) ); 
	send_num( LSB(length) ); 
	send_data(0x0D); 
	send_data(0x0A); 
 
	for (i=0;i