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Arduino/hardware/cores/arduino/wiring.h
David A. Mellis 2ba54d2cbf Little fixes:
- changing random(max) to use stdlib.h random()
 - not generating .eep files to avoid warning when EEMEM isn't used
 - removing cast macros (since they are automatically defined in C++)
 - writing a digital LOW for PWM value of 0 on pins 5 or 6
2008-10-13 15:03:20 +00:00

137 lines
3.4 KiB
C
Executable File

/*
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
$Id$
*/
#ifndef Wiring_h
#define Wiring_h
#include <avr/io.h>
#include "binary.h"
#ifdef __cplusplus
extern "C"{
#endif
#define HIGH 0x1
#define LOW 0x0
#define INPUT 0x0
#define OUTPUT 0x1
#define true 0x1
#define false 0x0
#define PI 3.14159265
#define HALF_PI 1.57079
#define TWO_PI 6.283185
#define DEG_TO_RAD 0.01745329
#define RAD_TO_DEG 57.2957786
#define SERIAL 0x0
#define DISPLAY 0x1
#define LSBFIRST 0
#define MSBFIRST 1
#define CHANGE 1
#define FALLING 2
#define RISING 3
#define INTERNAL 3
#define DEFAULT 1
#define EXTERNAL 0
// undefine stdlib's abs if encountered
#ifdef abs
#undef abs
#endif
//#define int(x) ((int)(x))
//#define char(x) ((char)(x))
//#define long(x) ((long)(x))
//#define byte(x) ((uint8_t)(x))
//#define float(x) ((float)(x))
//#define boolean(x) ((uint8_t)((x)==0?0:1))
#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() )
typedef uint8_t boolean;
typedef uint8_t byte;
void init(void);
void pinMode(uint8_t, uint8_t);
void digitalWrite(uint8_t, uint8_t);
int digitalRead(uint8_t);
int analogRead(uint8_t);
void analogReference(uint8_t mode);
void analogWrite(uint8_t, int);
void beginSerial(long);
void serialWrite(unsigned char);
int serialAvailable(void);
int serialRead(void);
void serialFlush(void);
void printMode(int);
void printByte(unsigned char c);
void printNewline(void);
void printString(const char *s);
void printInteger(long n);
void printHex(unsigned long n);
void printOctal(unsigned long n);
void printBinary(unsigned long n);
void printIntegerInBase(unsigned long n, unsigned long base);
unsigned long millis(void);
void delay(unsigned long);
void delayMicroseconds(unsigned int us);
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), int mode);
void detachInterrupt(uint8_t);
void setup(void);
void loop(void);
#ifdef __cplusplus
} // extern "C"
#endif
#endif