wiring_constants.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>

Go to the source code of this file.

Macros
#define	abs(x)   ((x) > 0 ? (x) : -(x))
#define	min(a, b)   ((a) < (b) ? (a) : (b))
#define	max(a, b)   ((a) > (b) ? (a) : (b))
#define	INPUT   0x0
#define	OUTPUT   0x1
#define	INPUT_PULLUP   0x2
#define	INPUT_FLOATING   INPUT
#define	INPUT_PULLDOWN   0x3
#define	INPUT_ANALOG   0x4
#define	OUTPUT_OPEN_DRAIN   0x5
#define	PI   3.1415926535897932384626433832795
#define	HALF_PI   1.5707963267948966192313216916398
#define	TWO_PI   6.283185307179586476925286766559
#define	DEG_TO_RAD   0.017453292519943295769236907684886
#define	RAD_TO_DEG   57.295779513082320876798154814105
#define	EULER   2.718281828459045235360287471352
#define	SERIAL   0x0
#define	DISPLAY   0x1
#define	LOW   0x0
#define	HIGH   0x1
#define	CHANGE   0x2
#define	FALLING   0x3
#define	RISING   0x4
#define	DEFAULT   1
#define	EXTERNAL   0
#define	constrain(amt, low, high)   ((amt) < (low) ? (low) : ((amt) > (high) ? (high) : (amt)))
#define	radians(deg)   ((deg)*DEG_TO_RAD)
#define	degrees(rad)   ((rad)*RAD_TO_DEG)
#define	sq(x)   ((x) * (x))
#define	interrupts()   __enable_irq()
#define	noInterrupts()   __disable_irq()
#define	lowByte(w)   ((uint8_t)((w)&0xff))
#define	highByte(w)   ((uint8_t)((w) >> 8))
#define	bitRead(value, bit)   (((value) >> (bit)) & 0x01)
#define	bitSet(value, bit)   ((value) |= (1UL << (bit)))
#define	bitClear(value, bit)   ((value) &= ~(1UL << (bit)))
#define	bitWrite(value, bit, bitvalue)   (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
#define	bit(b)   (1UL << (b))
#define	_BV(bit)   (1 << (bit))
#define	cbi(reg, bitmask)   *reg &= ~bitmask
#define	sbi(reg, bitmask)   *reg |= bitmask

Typedefs
typedef unsigned int	word
typedef bool boolean	__attribute__((deprecated))
typedef uint8_t	byte

Enumerations
enum	BitOrder { LSBFIRST = 0, MSBFIRST = 1 }

Macro Definition Documentation

abs

#define abs

(

x

)

((x) > 0 ? (x) : -(x))

min

#define min	(		a,
			b
	)		((a) < (b) ? (a) : (b))

max

#define max	(		a,
			b
	)		((a) > (b) ? (a) : (b))

INPUT

#define INPUT   0x0

OUTPUT

#define OUTPUT   0x1

INPUT_PULLUP

#define INPUT_PULLUP   0x2

INPUT_FLOATING

#define INPUT_FLOATING   INPUT

INPUT_PULLDOWN

#define INPUT_PULLDOWN   0x3

INPUT_ANALOG

#define INPUT_ANALOG   0x4

OUTPUT_OPEN_DRAIN

#define OUTPUT_OPEN_DRAIN   0x5

PI

#define PI   3.1415926535897932384626433832795

HALF_PI

#define HALF_PI   1.5707963267948966192313216916398

TWO_PI

#define TWO_PI   6.283185307179586476925286766559

DEG_TO_RAD

#define DEG_TO_RAD   0.017453292519943295769236907684886

RAD_TO_DEG

#define RAD_TO_DEG   57.295779513082320876798154814105

EULER

#define EULER   2.718281828459045235360287471352

SERIAL

#define SERIAL   0x0

DISPLAY

#define DISPLAY   0x1

LOW

#define LOW   0x0

HIGH

#define HIGH   0x1

CHANGE

#define CHANGE   0x2

FALLING

#define FALLING   0x3

RISING

#define RISING   0x4

DEFAULT

#define DEFAULT   1

EXTERNAL

#define EXTERNAL   0

constrain

#define constrain	(		amt,
			low,
			high
	)		((amt) < (low) ? (low) : ((amt) > (high) ? (high) : (amt)))

radians

#define radians

(

deg

)

((deg)*DEG_TO_RAD)

degrees

#define degrees

(

rad

)

((rad)*RAD_TO_DEG)

sq

#define sq

(

x

)

((x) * (x))

interrupts

#define interrupts

(

)

__enable_irq()

noInterrupts

#define noInterrupts

(

)

__disable_irq()

lowByte

#define lowByte

(

w

)

((uint8_t)((w)&0xff))

highByte

#define highByte

(

w

)

((uint8_t)((w) >> 8))

bitRead

#define bitRead	(		value,
			bit
	)		(((value) >> (bit)) & 0x01)

bitSet

#define bitSet	(		value,
			bit
	)		((value) |= (1UL << (bit)))

bitClear

#define bitClear	(		value,
			bit
	)		((value) &= ~(1UL << (bit)))

bitWrite

#define bitWrite	(		value,
			bit,
			bitvalue
	)		(bitvalue ? bitSet(value, bit) : bitClear(value, bit))

bit

#define bit

(

b

)

(1UL << (b))

_BV

#define _BV

(

bit

)

(1 << (bit))

cbi

#define cbi	(		reg,
			bitmask
	)		*reg &= ~bitmask

sbi

#define sbi	(		reg,
			bitmask
	)		*reg |= bitmask

Typedef Documentation

word

typedef unsigned int word

__attribute__

struct SCSI_Request_Sense_Response __attribute__

(

(deprecated)

)

byte

typedef uint8_t byte

Enumeration Type Documentation

BitOrder

enum BitOrder

Enumerator
LSBFIRST
MSBFIRST

              {
    LSBFIRST = 0,
    MSBFIRST = 1
};