dec643_memory.c

来自「dsp实验」· C语言 代码 · 共 44 行

/************************************************************
  Copyright (C), 2007 by SEED Electronic Technology LTD.
  FileName: DEC643_MEMORY.c
  Author:  Ya.X      Version : V1.0         Date:2007-09-20
  Description:   SDRAM中数据的读写和复制  
*************************************************************/

#include "DEC643.h"

void main()
{	
	Uint32 i;
	
	unsigned int * px;
	unsigned int * py;
	unsigned int * pz;
	
	/* Initialize DEC643 board. */
	DEC643_init();
	  	
	/* Write data in the whole chip. */
	px = (unsigned int *)0x4080;		// 字地址，字节地址为8100H
	py = (unsigned int *)0x4100;		// 字地址，字节地址为8200H
	
	for ( i=0, pz=px; i < 16; i++, pz++ )
	{
		(*pz) = i;
	}	
	
	for ( i=0,pz=py; i < 16; i++,pz++ )		// 在此加软件断点
	{
		(*pz) = 0x1234;					
	}

	for ( i=0; i<16; i++,px++,py++ )		// 在此加软件断点
	{	
		(*py) = (*px);				
	}
			
	for(;;);	// 在此加软件断点	
}