extreg.h

Mp3的设计方案

#include<c51core.h>
#include<compiler.h>
#include<absacc.h>


#define SRAM     XBYTE[0x8000]

#define FLASH0    XBYTE[0x0084]
#define FLASH1    XBYTE[0x0085]
#define FLASH2    XBYTE[0x0086]

#define FILE0  XBYTE[0x0000]
#define FILE1  XBYTE[0x0001]
#define FILE2  XBYTE[0x0002]
#define FILE3  XBYTE[0x0003]
#define FILE4  XBYTE[0x0004]
#define FILE5  XBYTE[0x0005]
#define FILE6  XBYTE[0x0006]
#define FILE7  XBYTE[0x0007]