io.h

来自「ADC图形图像例子」· C头文件 代码 · 共 28 行

/************************************************************************
 * File: io.h
 * 
 * Copyright: Peak Microtech Corporation
 *
 ***********************************************************************/

#ifndef _IO_H
#define _IO_H

// IO operation
#define readb( _ADDR_ )			*((volatile unsigned char *)(_ADDR_))
#define writeb( _ADDR_ , _DATA_ )	*((volatile unsigned char *)(_ADDR_)) = (unsigned char)(_DATA_)
#define readw( _ADDR_ )			*((volatile unsigned short *)(_ADDR_))
#define writew( _ADDR_ , _DATA_ )	*((volatile unsigned short *)(_ADDR_)) = (unsigned short)(_DATA_)
#define readl( _ADDR_ )			*((volatile unsigned int *)(_ADDR_))
#define writel( _ADDR_ , _DATA_ )	*((volatile unsigned int *)(_ADDR_)) = (unsigned int)(_DATA_)

#ifndef TRUE
#define TRUE	0x01
#endif

#ifndef FALSE
#define FALSE	0x00
#endif

#endif	/* _IO_H */