hal.h

原创

typedef  unsigned char      boolean;     /* Boolean value type. */ 
typedef  unsigned long int  uint32;      /* Unsigned 32 bit value */ 
typedef  unsigned short     uint16;      /* Unsigned 16 bit value */ 
typedef  unsigned char      uint8;       /* Unsigned 8  bit value */ 
typedef  signed long int    int32;       /* Signed 32 bit value */ 
typedef  signed short       int16;       /* Signed 16 bit value */ 
typedef  signed char        int8;        /* Signed 8  bit value */ 
#define  MEM_B( x )  ( *( (byte *) (x) ) ) 
#define  MEM_W( x )  ( *( (word *) (x) ) ) 
#define  MAX( x, y ) ( ((x) > (y)) ? (x) : (y) ) 
#define  MIN( x, y ) ( ((x) < (y)) ? (x) : (y) ) 


#define SET_CHK (PORTD|= 0x80)
#define CLR_CHK (PORTD&=~0x80)


#define SET_CS0 (PORTD|= 0x08)
#define CLR_CS0 (PORTD&=~0x08)


#define SET_CS2 (PORTD|= 0x10)
#define CLR_CS2 (PORTD&=~0x10)


#define SET_CS1 (PORTD|= 0x20)
#define CLR_CS1 (PORTD&=~0x20)


#define SET_CS3 (PORTD|= 0x40)
#define CLR_CS3 (PORTD&=~0x40)


//和温度6675有关
#define SETSCK		( PORTA |=  0x04 )
#define CLRSCK		( PORTA &= ~0x04 )
#define RSO			( PINA & 0x02 ) 

extern void TempInit (void);
extern void delay (unsigned int n);
extern void U7 (uint8 data);
extern void U18 (uint8 data);
extern void U9 (uint8 data);
extern void U19 (uint8 data);
extern void rftempdata(void);