absacc.h

来自「[单片机开发环境Keil6.12和ADS1.2].KeilC51v612」· C头文件 代码 · 共 18 行

/*--------------------------------------------------------------------------
ABSACC.H

Direct access to 8051 memory areas.
Copyright (c) 1988-2001 Keil Elektronik GmbH and Keil Software, Inc.
All rights reserved.
--------------------------------------------------------------------------*/

#define CBYTE ((unsigned char volatile code  *) 0)
#define DBYTE ((unsigned char volatile data  *) 0)
#define PBYTE ((unsigned char volatile pdata *) 0)
#define XBYTE ((unsigned char volatile xdata *) 0)

#define CWORD ((unsigned int volatile code  *) 0)
#define DWORD ((unsigned int volatile data  *) 0)
#define PWORD ((unsigned int volatile pdata *) 0)
#define XWORD ((unsigned int volatile xdata *) 0)