main.c

编写程序

#include "2410lib.h"
#include "2410addr.h"
#include "timer.h"
#include "flashrom.h"

/********************************************/
//   ARMSYS实验二：flash ROM 擦除写入测试 
//   描述：对SST39VF160进行擦除和写入操作                    
/********************************************/


void Main(void)
{
	int  i;
	char aa;
	U16  temp;
	SetClockDivider(1, 1);
	SetSysFclk(DFT_FCLK_VAL);
	Port_Init();
		
	Uart_Select(0);
	Uart_Init(0, UART_BAUD);
	
	Delay(0);
	
	Uart_Select(0); //Select UART0//
	Uart_Printf("\n\n**********************************************************************");
	Uart_Printf("\n*                      -flash ROM 读写测试程序-                        *");
	Uart_Printf("\n*                            Version 1.10                              *");    
	Uart_Printf("\n*             UART Config--COM:115.2kbps,8Bit,NP,UART0                 *");
	Uart_Printf("\n*-----------------------Test flash? (Y/N)------------------------------*");
    
	    
	aa= Uart_Getch();
	
	if((aa=='Y')||(aa=='y'))
	{
    	   //SST39VF160 扇区擦除
    	   SST39VF160_SectorErase(0x1ff000);//SST39VF160的最后一个扇区的开始地址0x1ff000
		   Uart_Printf("\nSector erase successfully!");
    	
    	//检查扇区是否为空，2K×16bit/sector
    	if(SST39VF160_CheckBlank(0x1ff000,2048))//是否为空
	    {
		   Uart_Printf("\nBlank check OK! Begin to Write the sector...");
		   for(i=0;i<2048;i++)
		   {
		      if(SST39VF160_WordProg(0x1ff000+i,0xaa55))//写入0xaa55
		      {
		      	Delay(2);
		      	}
		      else
		      	  Uart_Printf("adr=%d,Write Error",i);
		   }
		   Uart_Printf("\nWrite OK! Begin to Verify... ");   
           for(i=0;i<2048;i++)
           {
              temp = Readflash(0xff800+i);//读SST39VF160
              if(temp!= 0xaa55)
              {
              	 Uart_Printf("\nadr=%4d,temp = %4x Verify Error!",i,temp);	      
		         //break;
		      }
		   }
		   Uart_Printf("\nVerify OK! Begin to erase the sector...");
		   SST39VF160_SectorErase(0xff800);//SST39VF160 扇区擦除
		   Uart_Printf("\nSector erase successfully!");
		}
		else
		Uart_Printf("\nThe Sector is not empty! Abort the test!");
	}  
	
	while(1);
}