bits.h

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#ifndef _BITS_H_
#define _BITS_H_

#define BIT_SET(x,y)    (x |=  (1 << (y)))
#define BIT_CLR(x,y)    (x &= ~(1 << (y)))
#define BIT_TST(x,y)    ((x  &  (1 << (y))) ? (int) 1 : (int) 0)

#ifdef AVR
#define BIT0    0
#define BIT1    1
#define BIT2    2
#define BIT3    3
#define BIT4    4
#define BIT5    5
#define BIT6    6
#define BIT7    7

#define BIT8    8
#define BIT9    9
#define BIT10   10
#define BIT11   11
#define BIT12   12
#define BIT13   13
#define BIT14   14
#define BIT15   15
#endif  // AVR


#endif // ifndef _BITS_H_