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137 lines
3.5 KiB
137 lines
3.5 KiB
/*
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wiring.h - Partial implementation of the Wiring API for the ATmega8.
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Part of Arduino - http://www.arduino.cc/
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Copyright (c) 2005-2006 David A. Mellis
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General
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Public License along with this library; if not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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Boston, MA 02111-1307 USA
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$Id$
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*/
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#ifndef Wiring_h
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#define Wiring_h
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#include <math.h>
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#include <avr/io.h>
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#include <stdlib.h>
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#include "binary.h"
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#ifdef __cplusplus
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extern "C"{
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#endif
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#define HIGH 0x1
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#define LOW 0x0
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#define INPUT 0x0
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#define OUTPUT 0x1
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#define true 0x1
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#define false 0x0
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#define PI 3.1415926535897932384626433832795
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#define HALF_PI 1.5707963267948966192313216916398
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#define TWO_PI 6.283185307179586476925286766559
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#define DEG_TO_RAD 0.017453292519943295769236907684886
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#define RAD_TO_DEG 57.295779513082320876798154814105
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#define SERIAL 0x0
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#define DISPLAY 0x1
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#define LSBFIRST 0
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#define MSBFIRST 1
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#define CHANGE 1
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#define FALLING 2
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#define RISING 3
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#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
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#define INTERNAL1V1 2
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#define INTERNAL2V56 3
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#else
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#define INTERNAL 3
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#endif
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#define DEFAULT 1
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#define EXTERNAL 0
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// undefine stdlib's abs if encountered
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#ifdef abs
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#undef abs
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#endif
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#define min(a,b) ((a)<(b)?(a):(b))
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#define max(a,b) ((a)>(b)?(a):(b))
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#define abs(x) ((x)>0?(x):-(x))
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#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
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#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
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#define radians(deg) ((deg)*DEG_TO_RAD)
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#define degrees(rad) ((rad)*RAD_TO_DEG)
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#define sq(x) ((x)*(x))
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#define interrupts() sei()
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#define noInterrupts() cli()
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#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L )
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#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) )
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#define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L )
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#define lowByte(w) ((uint8_t) ((w) & 0xff))
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#define highByte(w) ((uint8_t) ((w) >> 8))
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#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
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#define bitSet(value, bit) ((value) |= (1UL << (bit)))
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#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
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#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
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typedef unsigned int word;
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#define bit(b) (1UL << (b))
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typedef uint8_t boolean;
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typedef uint8_t byte;
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void init(void);
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void pinMode(uint8_t, uint8_t);
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void digitalWrite(uint8_t, uint8_t);
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int digitalRead(uint8_t);
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int analogRead(uint8_t);
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void analogReference(uint8_t mode);
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void analogWrite(uint8_t, int);
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unsigned long millis(void);
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unsigned long micros(void);
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void delay(unsigned long);
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void delayMicroseconds(unsigned int us);
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unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout);
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void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
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uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder);
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void attachInterrupt(uint8_t, void (*)(void), int mode);
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void detachInterrupt(uint8_t);
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void setup(void);
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void loop(void);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif
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