comparison: wiring.h
wiring.h
- changeset 0
- 2c8ba1964db7
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| 1 /* | |
| 2 * fixed by this patch: | |
| 3 * http://code.google.com/p/arduino/issues/detail?id=604 | |
| 4 * */ | |
| 5 /* | |
| 6 wiring.h - Partial implementation of the Wiring API for the ATmega8. | |
| 7 Part of Arduino - http://www.arduino.cc/ | |
| 8 | |
| 9 Copyright (c) 2005-2006 David A. Mellis | |
| 10 | |
| 11 This library is free software; you can redistribute it and/or | |
| 12 modify it under the terms of the GNU Lesser General Public | |
| 13 License as published by the Free Software Foundation; either | |
| 14 version 2.1 of the License, or (at your option) any later version. | |
| 15 | |
| 16 This library is distributed in the hope that it will be useful, | |
| 17 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 19 Lesser General Public License for more details. | |
| 20 | |
| 21 You should have received a copy of the GNU Lesser General | |
| 22 Public License along with this library; if not, write to the | |
| 23 Free Software Foundation, Inc., 59 Temple Place, Suite 330, | |
| 24 Boston, MA 02111-1307 USA | |
| 25 | |
| 26 $Id$ | |
| 27 */ | |
| 28 | |
| 29 #ifndef Wiring_h | |
| 30 #define Wiring_h | |
| 31 | |
| 32 #include <avr/io.h> | |
| 33 #include <stdlib.h> | |
| 34 #include "binary.h" | |
| 35 | |
| 36 #ifdef __cplusplus | |
| 37 extern "C"{ | |
| 38 #endif | |
| 39 | |
| 40 #define HIGH 0x1 | |
| 41 #define LOW 0x0 | |
| 42 | |
| 43 #define INPUT 0x0 | |
| 44 #define OUTPUT 0x1 | |
| 45 | |
| 46 #define true 0x1 | |
| 47 #define false 0x0 | |
| 48 | |
| 49 #define PI 3.1415926535897932384626433832795 | |
| 50 #define HALF_PI 1.5707963267948966192313216916398 | |
| 51 #define TWO_PI 6.283185307179586476925286766559 | |
| 52 #define DEG_TO_RAD 0.017453292519943295769236907684886 | |
| 53 #define RAD_TO_DEG 57.295779513082320876798154814105 | |
| 54 | |
| 55 #define SERIAL 0x0 | |
| 56 #define DISPLAY 0x1 | |
| 57 | |
| 58 #define LSBFIRST 0 | |
| 59 #define MSBFIRST 1 | |
| 60 | |
| 61 #define CHANGE 1 | |
| 62 #define FALLING 2 | |
| 63 #define RISING 3 | |
| 64 | |
| 65 #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) | |
| 66 #define INTERNAL1V1 2 | |
| 67 #define INTERNAL2V56 3 | |
| 68 #else | |
| 69 #define INTERNAL 3 | |
| 70 #endif | |
| 71 #define DEFAULT 1 | |
| 72 #define EXTERNAL 0 | |
| 73 | |
| 74 // undefine stdlib's abs if encountered | |
| 75 #ifdef abs | |
| 76 #undef abs | |
| 77 #endif | |
| 78 | |
| 79 #define min(a,b) ((a)<(b)?(a):(b)) | |
| 80 #define max(a,b) ((a)>(b)?(a):(b)) | |
| 81 #define abs(x) ((x)>0?(x):-(x)) | |
| 82 #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) | |
| 83 #if __AVR_LIBC_VERSION__ < 10701UL | |
| 84 #define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) | |
| 85 #endif | |
| 86 #define radians(deg) ((deg)*DEG_TO_RAD) | |
| 87 #define degrees(rad) ((rad)*RAD_TO_DEG) | |
| 88 #define sq(x) ((x)*(x)) | |
| 89 | |
| 90 #define interrupts() sei() | |
| 91 #define noInterrupts() cli() | |
| 92 | |
| 93 #define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) | |
| 94 #define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) | |
| 95 #define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) | |
| 96 | |
| 97 #define lowByte(w) ((uint8_t) ((w) & 0xff)) | |
| 98 #define highByte(w) ((uint8_t) ((w) >> 8)) | |
| 99 | |
| 100 #define bitRead(value, bit) (((value) >> (bit)) & 0x01) | |
| 101 #define bitSet(value, bit) ((value) |= (1UL << (bit))) | |
| 102 #define bitClear(value, bit) ((value) &= ~(1UL << (bit))) | |
| 103 #define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) | |
| 104 | |
| 105 | |
| 106 typedef unsigned int word; | |
| 107 | |
| 108 #define bit(b) (1UL << (b)) | |
| 109 | |
| 110 typedef uint8_t boolean; | |
| 111 typedef uint8_t byte; | |
| 112 | |
| 113 void init(void); | |
| 114 | |
| 115 void pinMode(uint8_t, uint8_t); | |
| 116 void digitalWrite(uint8_t, uint8_t); | |
| 117 int digitalRead(uint8_t); | |
| 118 int analogRead(uint8_t); | |
| 119 void analogReference(uint8_t mode); | |
| 120 void analogWrite(uint8_t, int); | |
| 121 | |
| 122 unsigned long millis(void); | |
| 123 unsigned long micros(void); | |
| 124 void delay(unsigned long); | |
| 125 void delayMicroseconds(unsigned int us); | |
| 126 unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); | |
| 127 | |
| 128 void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); | |
| 129 uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); | |
| 130 | |
| 131 void attachInterrupt(uint8_t, void (*)(void), int mode); | |
| 132 void detachInterrupt(uint8_t); | |
| 133 | |
| 134 void setup(void); | |
| 135 void loop(void); | |
| 136 | |
| 137 #ifdef __cplusplus | |
| 138 } // extern "C" | |
| 139 #endif | |
| 140 | |
| 141 #endif |
