This will become a hardware abstraction layer for my mbed projects. It will make it easier to port sketches from Arduino to mbed
wiring.h@2:7e1ff33bc76a, 2011-06-04 (annotated)
- Committer:
- rbohne
- Date:
- Sat Jun 04 20:01:33 2011 +0000
- Revision:
- 2:7e1ff33bc76a
- Child:
- 4:40396527a068
added some basic wiring functions
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
rbohne | 2:7e1ff33bc76a | 1 | /* |
rbohne | 2:7e1ff33bc76a | 2 | wiring.h - Partial implementation of the Wiring API for the ATmega8. |
rbohne | 2:7e1ff33bc76a | 3 | Part of Arduino - http://www.arduino.cc/ |
rbohne | 2:7e1ff33bc76a | 4 | |
rbohne | 2:7e1ff33bc76a | 5 | Copyright (c) 2005-2006 David A. Mellis |
rbohne | 2:7e1ff33bc76a | 6 | |
rbohne | 2:7e1ff33bc76a | 7 | This library is free software; you can redistribute it and/or |
rbohne | 2:7e1ff33bc76a | 8 | modify it under the terms of the GNU Lesser General Public |
rbohne | 2:7e1ff33bc76a | 9 | License as published by the Free Software Foundation; either |
rbohne | 2:7e1ff33bc76a | 10 | version 2.1 of the License, or (at your option) any later version. |
rbohne | 2:7e1ff33bc76a | 11 | |
rbohne | 2:7e1ff33bc76a | 12 | This library is distributed in the hope that it will be useful, |
rbohne | 2:7e1ff33bc76a | 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
rbohne | 2:7e1ff33bc76a | 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
rbohne | 2:7e1ff33bc76a | 15 | Lesser General Public License for more details. |
rbohne | 2:7e1ff33bc76a | 16 | |
rbohne | 2:7e1ff33bc76a | 17 | You should have received a copy of the GNU Lesser General |
rbohne | 2:7e1ff33bc76a | 18 | Public License along with this library; if not, write to the |
rbohne | 2:7e1ff33bc76a | 19 | Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
rbohne | 2:7e1ff33bc76a | 20 | Boston, MA 02111-1307 USA |
rbohne | 2:7e1ff33bc76a | 21 | |
rbohne | 2:7e1ff33bc76a | 22 | $Id$ |
rbohne | 2:7e1ff33bc76a | 23 | */ |
rbohne | 2:7e1ff33bc76a | 24 | |
rbohne | 2:7e1ff33bc76a | 25 | #ifndef Wiring_h |
rbohne | 2:7e1ff33bc76a | 26 | #define Wiring_h |
rbohne | 2:7e1ff33bc76a | 27 | |
rbohne | 2:7e1ff33bc76a | 28 | //#include <avr/io.h> |
rbohne | 2:7e1ff33bc76a | 29 | //#include <stdlib.h> |
rbohne | 2:7e1ff33bc76a | 30 | #include "binary.h" |
rbohne | 2:7e1ff33bc76a | 31 | |
rbohne | 2:7e1ff33bc76a | 32 | #ifdef __cplusplus |
rbohne | 2:7e1ff33bc76a | 33 | extern "C"{ |
rbohne | 2:7e1ff33bc76a | 34 | #endif |
rbohne | 2:7e1ff33bc76a | 35 | |
rbohne | 2:7e1ff33bc76a | 36 | #define HIGH 0x1 |
rbohne | 2:7e1ff33bc76a | 37 | #define LOW 0x0 |
rbohne | 2:7e1ff33bc76a | 38 | |
rbohne | 2:7e1ff33bc76a | 39 | #define INPUT 0x0 |
rbohne | 2:7e1ff33bc76a | 40 | #define OUTPUT 0x1 |
rbohne | 2:7e1ff33bc76a | 41 | |
rbohne | 2:7e1ff33bc76a | 42 | #define true 0x1 |
rbohne | 2:7e1ff33bc76a | 43 | #define false 0x0 |
rbohne | 2:7e1ff33bc76a | 44 | |
rbohne | 2:7e1ff33bc76a | 45 | #define PI 3.1415926535897932384626433832795 |
rbohne | 2:7e1ff33bc76a | 46 | #define HALF_PI 1.5707963267948966192313216916398 |
rbohne | 2:7e1ff33bc76a | 47 | #define TWO_PI 6.283185307179586476925286766559 |
rbohne | 2:7e1ff33bc76a | 48 | #define DEG_TO_RAD 0.017453292519943295769236907684886 |
rbohne | 2:7e1ff33bc76a | 49 | #define RAD_TO_DEG 57.295779513082320876798154814105 |
rbohne | 2:7e1ff33bc76a | 50 | |
rbohne | 2:7e1ff33bc76a | 51 | #define SERIAL 0x0 |
rbohne | 2:7e1ff33bc76a | 52 | #define DISPLAY 0x1 |
rbohne | 2:7e1ff33bc76a | 53 | |
rbohne | 2:7e1ff33bc76a | 54 | #define LSBFIRST 0 |
rbohne | 2:7e1ff33bc76a | 55 | #define MSBFIRST 1 |
rbohne | 2:7e1ff33bc76a | 56 | |
rbohne | 2:7e1ff33bc76a | 57 | #define CHANGE 1 |
rbohne | 2:7e1ff33bc76a | 58 | #define FALLING 2 |
rbohne | 2:7e1ff33bc76a | 59 | #define RISING 3 |
rbohne | 2:7e1ff33bc76a | 60 | |
rbohne | 2:7e1ff33bc76a | 61 | #if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) |
rbohne | 2:7e1ff33bc76a | 62 | #define INTERNAL1V1 2 |
rbohne | 2:7e1ff33bc76a | 63 | #define INTERNAL2V56 3 |
rbohne | 2:7e1ff33bc76a | 64 | #else |
rbohne | 2:7e1ff33bc76a | 65 | #define INTERNAL 3 |
rbohne | 2:7e1ff33bc76a | 66 | #endif |
rbohne | 2:7e1ff33bc76a | 67 | #define DEFAULT 1 |
rbohne | 2:7e1ff33bc76a | 68 | #define EXTERNAL 0 |
rbohne | 2:7e1ff33bc76a | 69 | |
rbohne | 2:7e1ff33bc76a | 70 | // undefine stdlib's abs if encountered |
rbohne | 2:7e1ff33bc76a | 71 | #ifdef abs |
rbohne | 2:7e1ff33bc76a | 72 | #undef abs |
rbohne | 2:7e1ff33bc76a | 73 | #endif |
rbohne | 2:7e1ff33bc76a | 74 | |
rbohne | 2:7e1ff33bc76a | 75 | #define min(a,b) ((a)<(b)?(a):(b)) |
rbohne | 2:7e1ff33bc76a | 76 | #define max(a,b) ((a)>(b)?(a):(b)) |
rbohne | 2:7e1ff33bc76a | 77 | #define abs(x) ((x)>0?(x):-(x)) |
rbohne | 2:7e1ff33bc76a | 78 | #define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt))) |
rbohne | 2:7e1ff33bc76a | 79 | #define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5)) |
rbohne | 2:7e1ff33bc76a | 80 | #define radians(deg) ((deg)*DEG_TO_RAD) |
rbohne | 2:7e1ff33bc76a | 81 | #define degrees(rad) ((rad)*RAD_TO_DEG) |
rbohne | 2:7e1ff33bc76a | 82 | #define sq(x) ((x)*(x)) |
rbohne | 2:7e1ff33bc76a | 83 | |
rbohne | 2:7e1ff33bc76a | 84 | #define interrupts() sei() |
rbohne | 2:7e1ff33bc76a | 85 | #define noInterrupts() cli() |
rbohne | 2:7e1ff33bc76a | 86 | |
rbohne | 2:7e1ff33bc76a | 87 | #define clockCyclesPerMicrosecond() ( F_CPU / 1000000L ) |
rbohne | 2:7e1ff33bc76a | 88 | #define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (F_CPU / 1000L) ) |
rbohne | 2:7e1ff33bc76a | 89 | #define microsecondsToClockCycles(a) ( ((a) * (F_CPU / 1000L)) / 1000L ) |
rbohne | 2:7e1ff33bc76a | 90 | |
rbohne | 2:7e1ff33bc76a | 91 | #define lowByte(w) ((uint8_t) ((w) & 0xff)) |
rbohne | 2:7e1ff33bc76a | 92 | #define highByte(w) ((uint8_t) ((w) >> 8)) |
rbohne | 2:7e1ff33bc76a | 93 | |
rbohne | 2:7e1ff33bc76a | 94 | #define bitRead(value, bit) (((value) >> (bit)) & 0x01) |
rbohne | 2:7e1ff33bc76a | 95 | #define bitSet(value, bit) ((value) |= (1UL << (bit))) |
rbohne | 2:7e1ff33bc76a | 96 | #define bitClear(value, bit) ((value) &= ~(1UL << (bit))) |
rbohne | 2:7e1ff33bc76a | 97 | #define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit)) |
rbohne | 2:7e1ff33bc76a | 98 | |
rbohne | 2:7e1ff33bc76a | 99 | |
rbohne | 2:7e1ff33bc76a | 100 | typedef unsigned int word; |
rbohne | 2:7e1ff33bc76a | 101 | |
rbohne | 2:7e1ff33bc76a | 102 | #define bit(b) (1UL << (b)) |
rbohne | 2:7e1ff33bc76a | 103 | |
rbohne | 2:7e1ff33bc76a | 104 | #define uint8_t int |
rbohne | 2:7e1ff33bc76a | 105 | |
rbohne | 2:7e1ff33bc76a | 106 | typedef uint8_t boolean; |
rbohne | 2:7e1ff33bc76a | 107 | typedef uint8_t byte; |
rbohne | 2:7e1ff33bc76a | 108 | |
rbohne | 2:7e1ff33bc76a | 109 | void init(void); |
rbohne | 2:7e1ff33bc76a | 110 | |
rbohne | 2:7e1ff33bc76a | 111 | void pinMode(uint8_t, uint8_t); |
rbohne | 2:7e1ff33bc76a | 112 | void digitalWrite(uint8_t, uint8_t); |
rbohne | 2:7e1ff33bc76a | 113 | int digitalRead(uint8_t); |
rbohne | 2:7e1ff33bc76a | 114 | int analogRead(uint8_t); |
rbohne | 2:7e1ff33bc76a | 115 | void analogReference(uint8_t mode); |
rbohne | 2:7e1ff33bc76a | 116 | void analogWrite(uint8_t, int); |
rbohne | 2:7e1ff33bc76a | 117 | |
rbohne | 2:7e1ff33bc76a | 118 | unsigned long millis(void); |
rbohne | 2:7e1ff33bc76a | 119 | unsigned long micros(void); |
rbohne | 2:7e1ff33bc76a | 120 | void delay(unsigned long); |
rbohne | 2:7e1ff33bc76a | 121 | void delayMicroseconds(unsigned int us); |
rbohne | 2:7e1ff33bc76a | 122 | unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout); |
rbohne | 2:7e1ff33bc76a | 123 | |
rbohne | 2:7e1ff33bc76a | 124 | void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val); |
rbohne | 2:7e1ff33bc76a | 125 | uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder); |
rbohne | 2:7e1ff33bc76a | 126 | |
rbohne | 2:7e1ff33bc76a | 127 | void attachInterrupt(uint8_t, void (*)(void), int mode); |
rbohne | 2:7e1ff33bc76a | 128 | void detachInterrupt(uint8_t); |
rbohne | 2:7e1ff33bc76a | 129 | |
rbohne | 2:7e1ff33bc76a | 130 | void setup(void); |
rbohne | 2:7e1ff33bc76a | 131 | void loop(void); |
rbohne | 2:7e1ff33bc76a | 132 | |
rbohne | 2:7e1ff33bc76a | 133 | #ifdef __cplusplus |
rbohne | 2:7e1ff33bc76a | 134 | } // extern "C" |
rbohne | 2:7e1ff33bc76a | 135 | #endif |
rbohne | 2:7e1ff33bc76a | 136 | |
rbohne | 2:7e1ff33bc76a | 137 | #endif |