/* wiring.h - Partial implementation of the Wiring API for the ATmega8. Part of Arduino - http://www.arduino.cc/ Copyright (c) 2005-2006 David A. Mellis This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA $Id: wiring.h 387 2008-03-08 21:30:00Z mellis $ */ #ifndef Wiring_h #define Wiring_h #include #include #include #include #include "binary.h" #include "core_id.h" #include "core_pins.h" #ifdef ID #undef ID // ID bit in USBSTA conflicts with user's code #endif #ifdef __cplusplus extern "C"{ #endif #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 SERIAL 0 #define DISPLAY 1 #define CHANGE 1 #define FALLING 2 #define RISING 3 #define INTERNAL 3 #define INTERNAL2V56 3 #define DEFAULT 1 #define EXTERNAL 0 // undefine stdlib's abs if encountered #ifdef abs #undef abs #endif #define min(a,b) ((a)<(b)?(a):(b)) #define max(a,b) ((a)>(b)?(a):(b)) #define abs(x) ((x)>0?(x):-(x)) #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) #define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) #define radians(deg) ((deg)*DEG_TO_RAD) #define degrees(rad) ((rad)*RAD_TO_DEG) #define sq(x) ((x)*(x)) #define interrupts() sei() #define noInterrupts() cli() #define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) #define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() ) #define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() ) #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))) typedef unsigned int word; #define bit(b) (1UL << (b)) typedef bool boolean; typedef uint8_t byte; unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, byte val); void attachInterrupt(uint8_t, void (*)(void), uint8_t mode); void detachInterrupt(uint8_t); void setup(void); void loop(void); #ifdef __cplusplus } // extern "C" #endif #endif