AVR Memory Architecture : Arduino / ATmega328p

 avr_macros.h

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1 

33 #ifndef AVR_MACROS_H_

34 #define AVR_MACROS_H_

35 

36 #pragma message ( "avr_macros.h included" )

37 

38 #ifndef F_CPU

39 #define F_CPU 16000000UL

40 #endif

41 

42 #define F_50Hz 50UL

43 #define F_100Hz 100UL

44 #define F_200Hz 200UL

45 #define F_500Hz 500UL

46 #define F_1kHz 1000UL

47 #define F_5kHz 5000UL

48 #define F_10kHz 10000UL

49 #define F_20kHz 20000UL

50 #define F_40kHz 40000UL

51 #define F_50kHz 50000UL

52 #define F_100kHz 100000UL

53 #define F_200kHz 200000UL

54 #define F_500kHz 500000UL

55 #define F_1000kHz 1000000UL

56 #define F_1Mhz 1000000UL

58 #define F_62500Hz 62500UL

59 #define F_7812Hz 7812UL

60 #define F_976Hz 976UL

61 #define F_244Hz 244UL

62 #define F_61Hz 61UL

64 #define ENABLE 0x01

65 #define DISABLE 0x00

66 

67 #define BUSY 2

68 #define ERROR 1

69 #define OK 0

70 

71 #define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~(1<<bit))

72 #define sbi(sfr, bit) (_SFR_BYTE(sfr) |= (1<<bit))

73 

74 #define SETBIT(ADDRESS,BIT) (ADDRESS |= (1<<BIT))

75 #define CLEARBIT(ADDRESS,BIT) (ADDRESS &= ~(1<<BIT))

76 #define FLIPBIT(ADDRESS,BIT) (ADDRESS ^= (1<<BIT))

77 #define CHECKBIT(ADDRESS,BIT) (ADDRESS & (1<<BIT))

78 

79 #endif /* AVR_MACROS_H_ */