main.c

arm开发很好的例程

/*
Special Connections:  
				EIA-232 Serial Cable (1:1)-not a null modem
				Terminal Program (i.e. Hyperterminal for Windows)
				- bit rate doesn't matter
				- 8-bit, no parity, 1 stop bit
				- no handshake
				- echo off
				- do not use null modem cable
				
tested 115200 baud  *pUART_DLL=0x1d
        57600 baud  *pUART_DLL=0x3a  
        38400 baud  *pUART_DLL=0x57  
        19200 baud  *pUART_DLL=0xaf  
        9600 baud   *pUART_DLL=0x15e  
        4800 baud   *pUART_DLL=0x2bf  
        2400 baud   *pUART_DLL=0x57e 
*/

 

#include <string.h>
#include "bios.h"
#include "uart.h"
#include "xmodem.h"
#include "command.h"
#include "utils.h"
#include "flash.h"
#include "init.h"



void main()
{

	UNS8 buffer[256];
	UNS8 temp;
	UNS8 i;
	UNS8 *ptr = (UNS8 *)0x00;
	
	UNS32 size;
	UNS32 sum;
	UNS32 address;
	UNS8  key;
	
	


	Device_init();
	
	
	my_printf("\n\r\n\r#####################################################################\n\r");
	my_printf(        "#               ADSP-BF532's Program loader!                        #\n\r");
	my_printf(        "#           Down from Uart, Baudrate is 115200bps                   #\n\r");
	my_printf(        "#####################################################################\n\r\n\r");
	
	
	//	put_str("Press 'd' to upload App Program!\n\r",0);
	
	//xmodem();
	
	while(1)
	{
		my_printf("\n\rPlease Send Command: ");
		key = get_ch();
		my_printf("\n\r");
		
		if( key == DOWN ){
			my_printf("I wait for receive file...\n\r");
			size = Down_func();
			my_printf("Download size is 0x%x\n\r",size);
			
		}else if ( key == WRITE ){
			Write_Flash_func(size);
			
		}else if ( key == READ ){
			
			Read_Flash_func();
			
			
		}else if (key == ERASE ){
			UNS16 *ptr= (UNS16 *)0x20000000;
			Flash_sector_erase(0x00);
			for( i=0;i<200;i++)
			{
				for( temp = 0;temp <8;temp ++)
				{
					my_printf("0x%04x,",*ptr);
					ptr++;
				}
				my_printf("\n\r");
			}
		}else if ( key == VERIFY ){
			Verify_Flash_func(size);
			
			
		}else if ( key == IDread ){
			Read_Flash_ID_func();
			
		}else if ( key == GOTO ){
			GoTo_func();	
		}
			
	    
	}
	
	
}