common.h

来自「昆腾电容触摸按键的开发程序,keil环境下,51单片机控制」· C头文件 代码 · 共 42 行

/*============================================================================
    Project     QT701 Demo code
    File        common.h
    Function    Utilities
    Requires    
    Originated	D Spokes
    
    (c) Go Concepts Ltd 2006
============================================================================*/
                                       
/* Multiple inclusion protection */

#ifndef _COMMON_H 
#define _COMMON_H



#define SYSCLK_FREQUENCY 24500000


/* PLATFORM INDEPENDENT TYPE DEFINITIONS */
 
typedef unsigned char UINT8;   
typedef signed char INT8;
typedef unsigned int UINT16;
typedef signed int INT16;
typedef unsigned long UINT32;
typedef signed long INT32;
typedef float FLOAT32;       

typedef enum {
	false = 0,
	true = 1
} BOOL;

#ifndef NULL
#define NULL 0
#endif


#endif /* _COMMON_H */