source: rtos_arduino/trunk/arduino_lib/libraries/RobotIRremote/src/IRremoteInt.h@ 136

Last change on this file since 136 was 136, checked in by ertl-honda, 8 years ago

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1/*
2 * IRremote
3 * Version 0.1 July, 2009
4 * Copyright 2009 Ken Shirriff
5 * For details, see http://arcfn.com/2009/08/multi-protocol-infrared-remote-library.html
6 *
7 * Modified by Paul Stoffregen <paul@pjrc.com> to support other boards and timers
8 *
9 * Interrupt code based on NECIRrcv by Joe Knapp
10 * http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1210243556
11 * Also influenced by http://zovirl.com/2008/11/12/building-a-universal-remote-with-an-arduino/
12 *
13 * JVC and Panasonic protocol added by Kristian Lauszus (Thanks to zenwheel and other people at the original blog post)
14 */
15
16#ifndef IRremoteint_h
17#define IRremoteint_h
18
19#if defined(ARDUINO) && ARDUINO >= 100
20#include <Arduino.h>
21#else
22#include <WProgram.h>
23#endif
24
25// define which timer to use
26//
27// Uncomment the timer you wish to use on your board. If you
28// are using another library which uses timer2, you have options
29// to switch IRremote to use a different timer.
30
31// Arduino Mega
32#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
33 //#define IR_USE_TIMER1 // tx = pin 11
34 #define IR_USE_TIMER2 // tx = pin 9
35 //#define IR_USE_TIMER3 // tx = pin 5
36 //#define IR_USE_TIMER4 // tx = pin 6
37 //#define IR_USE_TIMER5 // tx = pin 46
38
39// Teensy 1.0
40#elif defined(__AVR_AT90USB162__)
41 #define IR_USE_TIMER1 // tx = pin 17
42
43// Teensy 2.0
44#elif defined(__AVR_ATmega32U4__)
45 //#define IR_USE_TIMER1 // tx = pin 14
46 //#define IR_USE_TIMER3 // tx = pin 9
47 #define IR_USE_TIMER4_HS // tx = pin 10
48
49// Teensy++ 1.0 & 2.0
50#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__)
51 //#define IR_USE_TIMER1 // tx = pin 25
52 #define IR_USE_TIMER2 // tx = pin 1
53 //#define IR_USE_TIMER3 // tx = pin 16
54
55// Sanguino
56#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644__)
57 //#define IR_USE_TIMER1 // tx = pin 13
58 #define IR_USE_TIMER2 // tx = pin 14
59
60// Atmega8
61#elif defined(__AVR_ATmega8P__) || defined(__AVR_ATmega8__)
62 #define IR_USE_TIMER1 // tx = pin 9
63
64// Arduino Duemilanove, Diecimila, LilyPad, Mini, Fio, etc
65#else
66 //#define IR_USE_TIMER1 // tx = pin 9
67 #define IR_USE_TIMER2 // tx = pin 3
68#endif
69
70
71
72#ifdef F_CPU
73#define SYSCLOCK F_CPU // main Arduino clock
74#else
75#define SYSCLOCK 16000000 // main Arduino clock
76#endif
77
78#define ERR 0
79#define DECODED 1
80
81
82// defines for setting and clearing register bits
83#ifndef cbi
84#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
85#endif
86#ifndef sbi
87#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
88#endif
89
90// Pulse parms are *50-100 for the Mark and *50+100 for the space
91// First MARK is the one after the long gap
92// pulse parameters in usec
93#define NEC_HDR_MARK 9000
94#define NEC_HDR_SPACE 4500
95#define NEC_BIT_MARK 560
96#define NEC_ONE_SPACE 1600
97#define NEC_ZERO_SPACE 560
98#define NEC_RPT_SPACE 2250
99
100#define SONY_HDR_MARK 2400
101#define SONY_HDR_SPACE 600
102#define SONY_ONE_MARK 1200
103#define SONY_ZERO_MARK 600
104#define SONY_RPT_LENGTH 45000
105#define SONY_DOUBLE_SPACE_USECS 500 // usually ssee 713 - not using ticks as get number wrapround
106
107// SA 8650B
108#define SANYO_HDR_MARK 3500 // seen range 3500
109#define SANYO_HDR_SPACE 950 // seen 950
110#define SANYO_ONE_MARK 2400 // seen 2400
111#define SANYO_ZERO_MARK 700 // seen 700
112#define SANYO_DOUBLE_SPACE_USECS 800 // usually ssee 713 - not using ticks as get number wrapround
113#define SANYO_RPT_LENGTH 45000
114
115// Mitsubishi RM 75501
116// 14200 7 41 7 42 7 42 7 17 7 17 7 18 7 41 7 18 7 17 7 17 7 18 7 41 8 17 7 17 7 18 7 17 7
117
118// #define MITSUBISHI_HDR_MARK 250 // seen range 3500
119#define MITSUBISHI_HDR_SPACE 350 // 7*50+100
120#define MITSUBISHI_ONE_MARK 1950 // 41*50-100
121#define MITSUBISHI_ZERO_MARK 750 // 17*50-100
122// #define MITSUBISHI_DOUBLE_SPACE_USECS 800 // usually ssee 713 - not using ticks as get number wrapround
123// #define MITSUBISHI_RPT_LENGTH 45000
124
125
126#define RC5_T1 889
127#define RC5_RPT_LENGTH 46000
128
129#define RC6_HDR_MARK 2666
130#define RC6_HDR_SPACE 889
131#define RC6_T1 444
132#define RC6_RPT_LENGTH 46000
133
134#define SHARP_BIT_MARK 245
135#define SHARP_ONE_SPACE 1805
136#define SHARP_ZERO_SPACE 795
137#define SHARP_GAP 600000
138#define SHARP_TOGGLE_MASK 0x3FF
139#define SHARP_RPT_SPACE 3000
140
141#define DISH_HDR_MARK 400
142#define DISH_HDR_SPACE 6100
143#define DISH_BIT_MARK 400
144#define DISH_ONE_SPACE 1700
145#define DISH_ZERO_SPACE 2800
146#define DISH_RPT_SPACE 6200
147#define DISH_TOP_BIT 0x8000
148
149#define PANASONIC_HDR_MARK 3502
150#define PANASONIC_HDR_SPACE 1750
151#define PANASONIC_BIT_MARK 502
152#define PANASONIC_ONE_SPACE 1244
153#define PANASONIC_ZERO_SPACE 400
154
155#define JVC_HDR_MARK 8000
156#define JVC_HDR_SPACE 4000
157#define JVC_BIT_MARK 600
158#define JVC_ONE_SPACE 1600
159#define JVC_ZERO_SPACE 550
160#define JVC_RPT_LENGTH 60000
161
162#define SHARP_BITS 15
163#define DISH_BITS 16
164
165#define TOLERANCE 25 // percent tolerance in measurements
166#define LTOL (1.0 - TOLERANCE/100.)
167#define UTOL (1.0 + TOLERANCE/100.)
168
169#define _GAP 5000 // Minimum map between transmissions
170#define GAP_TICKS (_GAP/USECPERTICK)
171
172#define TICKS_LOW(us) (int) (((us)*LTOL/USECPERTICK))
173#define TICKS_HIGH(us) (int) (((us)*UTOL/USECPERTICK + 1))
174
175// receiver states
176#define STATE_IDLE 2
177#define STATE_MARK 3
178#define STATE_SPACE 4
179#define STATE_STOP 5
180
181// information for the interrupt handler
182typedef struct {
183 uint8_t recvpin; // pin for IR data from detector
184 uint8_t rcvstate; // state machine
185 uint8_t blinkflag; // TRUE to enable blinking of pin 13 on IR processing
186 unsigned int timer; // state timer, counts 50uS ticks.
187 unsigned int rawbuf[RAWBUF]; // raw data
188 uint8_t rawlen; // counter of entries in rawbuf
189}
190irparams_t;
191
192// Defined in IRremote.cpp
193extern volatile irparams_t irparams;
194
195// IR detector output is active low
196#define MARK 0
197#define SPACE 1
198
199#define TOPBIT 0x80000000
200
201#define NEC_BITS 32
202#define SONY_BITS 12
203#define SANYO_BITS 12
204#define MITSUBISHI_BITS 16
205#define MIN_RC5_SAMPLES 11
206#define MIN_RC6_SAMPLES 1
207#define PANASONIC_BITS 48
208#define JVC_BITS 16
209
210
211
212
213// defines for timer2 (8 bits)
214#if defined(IR_USE_TIMER2)
215#define TIMER_RESET
216#define TIMER_ENABLE_PWM (TCCR2A |= _BV(COM2B1))
217#define TIMER_DISABLE_PWM (TCCR2A &= ~(_BV(COM2B1)))
218#define TIMER_ENABLE_INTR (TIMSK2 = _BV(OCIE2A))
219#define TIMER_DISABLE_INTR (TIMSK2 = 0)
220#define TIMER_INTR_NAME TIMER2_COMPA_vect
221#define TIMER_CONFIG_KHZ(val) ({ \
222 const uint8_t pwmval = SYSCLOCK / 2000 / (val); \
223 TCCR2A = _BV(WGM20); \
224 TCCR2B = _BV(WGM22) | _BV(CS20); \
225 OCR2A = pwmval; \
226 OCR2B = pwmval / 3; \
227})
228#define TIMER_COUNT_TOP (SYSCLOCK * USECPERTICK / 1000000)
229#if (TIMER_COUNT_TOP < 256)
230#define TIMER_CONFIG_NORMAL() ({ \
231 TCCR2A = _BV(WGM21); \
232 TCCR2B = _BV(CS20); \
233 OCR2A = TIMER_COUNT_TOP; \
234 TCNT2 = 0; \
235})
236#else
237#define TIMER_CONFIG_NORMAL() ({ \
238 TCCR2A = _BV(WGM21); \
239 TCCR2B = _BV(CS21); \
240 OCR2A = TIMER_COUNT_TOP / 8; \
241 TCNT2 = 0; \
242})
243#endif
244#if defined(CORE_OC2B_PIN)
245#define TIMER_PWM_PIN CORE_OC2B_PIN /* Teensy */
246#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
247#define TIMER_PWM_PIN 9 /* Arduino Mega */
248#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644__)
249#define TIMER_PWM_PIN 14 /* Sanguino */
250#else
251#define TIMER_PWM_PIN 3 /* Arduino Duemilanove, Diecimila, LilyPad, etc */
252#endif
253
254
255// defines for timer1 (16 bits)
256#elif defined(IR_USE_TIMER1)
257#define TIMER_RESET
258#define TIMER_ENABLE_PWM (TCCR1A |= _BV(COM1A1))
259#define TIMER_DISABLE_PWM (TCCR1A &= ~(_BV(COM1A1)))
260#if defined(__AVR_ATmega8P__) || defined(__AVR_ATmega8__)
261 #define TIMER_ENABLE_INTR (TIMSK = _BV(OCIE1A))
262 #define TIMER_DISABLE_INTR (TIMSK = 0)
263#else
264 #define TIMER_ENABLE_INTR (TIMSK1 = _BV(OCIE1A))
265 #define TIMER_DISABLE_INTR (TIMSK1 = 0)
266#endif
267#define TIMER_INTR_NAME TIMER1_COMPA_vect
268#define TIMER_CONFIG_KHZ(val) ({ \
269 const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
270 TCCR1A = _BV(WGM11); \
271 TCCR1B = _BV(WGM13) | _BV(CS10); \
272 ICR1 = pwmval; \
273 OCR1A = pwmval / 3; \
274})
275#define TIMER_CONFIG_NORMAL() ({ \
276 TCCR1A = 0; \
277 TCCR1B = _BV(WGM12) | _BV(CS10); \
278 OCR1A = SYSCLOCK * USECPERTICK / 1000000; \
279 TCNT1 = 0; \
280})
281#if defined(CORE_OC1A_PIN)
282#define TIMER_PWM_PIN CORE_OC1A_PIN /* Teensy */
283#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
284#define TIMER_PWM_PIN 11 /* Arduino Mega */
285#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644__)
286#define TIMER_PWM_PIN 13 /* Sanguino */
287#else
288#define TIMER_PWM_PIN 9 /* Arduino Duemilanove, Diecimila, LilyPad, etc */
289#endif
290
291
292// defines for timer3 (16 bits)
293#elif defined(IR_USE_TIMER3)
294#define TIMER_RESET
295#define TIMER_ENABLE_PWM (TCCR3A |= _BV(COM3A1))
296#define TIMER_DISABLE_PWM (TCCR3A &= ~(_BV(COM3A1)))
297#define TIMER_ENABLE_INTR (TIMSK3 = _BV(OCIE3A))
298#define TIMER_DISABLE_INTR (TIMSK3 = 0)
299#define TIMER_INTR_NAME TIMER3_COMPA_vect
300#define TIMER_CONFIG_KHZ(val) ({ \
301 const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
302 TCCR3A = _BV(WGM31); \
303 TCCR3B = _BV(WGM33) | _BV(CS30); \
304 ICR3 = pwmval; \
305 OCR3A = pwmval / 3; \
306})
307#define TIMER_CONFIG_NORMAL() ({ \
308 TCCR3A = 0; \
309 TCCR3B = _BV(WGM32) | _BV(CS30); \
310 OCR3A = SYSCLOCK * USECPERTICK / 1000000; \
311 TCNT3 = 0; \
312})
313#if defined(CORE_OC3A_PIN)
314#define TIMER_PWM_PIN CORE_OC3A_PIN /* Teensy */
315#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
316#define TIMER_PWM_PIN 5 /* Arduino Mega */
317#else
318#error "Please add OC3A pin number here\n"
319#endif
320
321
322// defines for timer4 (10 bits, high speed option)
323#elif defined(IR_USE_TIMER4_HS)
324#define TIMER_RESET
325#define TIMER_ENABLE_PWM (TCCR4A |= _BV(COM4A1))
326#define TIMER_DISABLE_PWM (TCCR4A &= ~(_BV(COM4A1)))
327#define TIMER_ENABLE_INTR (TIMSK4 = _BV(TOIE4))
328#define TIMER_DISABLE_INTR (TIMSK4 = 0)
329#define TIMER_INTR_NAME TIMER4_OVF_vect
330#define TIMER_CONFIG_KHZ(val) ({ \
331 const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
332 TCCR4A = (1<<PWM4A); \
333 TCCR4B = _BV(CS40); \
334 TCCR4C = 0; \
335 TCCR4D = (1<<WGM40); \
336 TCCR4E = 0; \
337 TC4H = pwmval >> 8; \
338 OCR4C = pwmval; \
339 TC4H = (pwmval / 3) >> 8; \
340 OCR4A = (pwmval / 3) & 255; \
341})
342#define TIMER_CONFIG_NORMAL() ({ \
343 TCCR4A = 0; \
344 TCCR4B = _BV(CS40); \
345 TCCR4C = 0; \
346 TCCR4D = 0; \
347 TCCR4E = 0; \
348 TC4H = (SYSCLOCK * USECPERTICK / 1000000) >> 8; \
349 OCR4C = (SYSCLOCK * USECPERTICK / 1000000) & 255; \
350 TC4H = 0; \
351 TCNT4 = 0; \
352})
353#if defined(CORE_OC4A_PIN)
354#define TIMER_PWM_PIN CORE_OC4A_PIN /* Teensy */
355#elif defined(__AVR_ATmega32U4__)
356#define TIMER_PWM_PIN 13 /* Leonardo */
357#else
358#error "Please add OC4A pin number here\n"
359#endif
360
361
362// defines for timer4 (16 bits)
363#elif defined(IR_USE_TIMER4)
364#define TIMER_RESET
365#define TIMER_ENABLE_PWM (TCCR4A |= _BV(COM4A1))
366#define TIMER_DISABLE_PWM (TCCR4A &= ~(_BV(COM4A1)))
367#define TIMER_ENABLE_INTR (TIMSK4 = _BV(OCIE4A))
368#define TIMER_DISABLE_INTR (TIMSK4 = 0)
369#define TIMER_INTR_NAME TIMER4_COMPA_vect
370#define TIMER_CONFIG_KHZ(val) ({ \
371 const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
372 TCCR4A = _BV(WGM41); \
373 TCCR4B = _BV(WGM43) | _BV(CS40); \
374 ICR4 = pwmval; \
375 OCR4A = pwmval / 3; \
376})
377#define TIMER_CONFIG_NORMAL() ({ \
378 TCCR4A = 0; \
379 TCCR4B = _BV(WGM42) | _BV(CS40); \
380 OCR4A = SYSCLOCK * USECPERTICK / 1000000; \
381 TCNT4 = 0; \
382})
383#if defined(CORE_OC4A_PIN)
384#define TIMER_PWM_PIN CORE_OC4A_PIN
385#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
386#define TIMER_PWM_PIN 6 /* Arduino Mega */
387#else
388#error "Please add OC4A pin number here\n"
389#endif
390
391
392// defines for timer5 (16 bits)
393#elif defined(IR_USE_TIMER5)
394#define TIMER_RESET
395#define TIMER_ENABLE_PWM (TCCR5A |= _BV(COM5A1))
396#define TIMER_DISABLE_PWM (TCCR5A &= ~(_BV(COM5A1)))
397#define TIMER_ENABLE_INTR (TIMSK5 = _BV(OCIE5A))
398#define TIMER_DISABLE_INTR (TIMSK5 = 0)
399#define TIMER_INTR_NAME TIMER5_COMPA_vect
400#define TIMER_CONFIG_KHZ(val) ({ \
401 const uint16_t pwmval = SYSCLOCK / 2000 / (val); \
402 TCCR5A = _BV(WGM51); \
403 TCCR5B = _BV(WGM53) | _BV(CS50); \
404 ICR5 = pwmval; \
405 OCR5A = pwmval / 3; \
406})
407#define TIMER_CONFIG_NORMAL() ({ \
408 TCCR5A = 0; \
409 TCCR5B = _BV(WGM52) | _BV(CS50); \
410 OCR5A = SYSCLOCK * USECPERTICK / 1000000; \
411 TCNT5 = 0; \
412})
413#if defined(CORE_OC5A_PIN)
414#define TIMER_PWM_PIN CORE_OC5A_PIN
415#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
416#define TIMER_PWM_PIN 46 /* Arduino Mega */
417#else
418#error "Please add OC5A pin number here\n"
419#endif
420
421
422#else // unknown timer
423#error "Internal code configuration error, no known IR_USE_TIMER# defined\n"
424#endif
425
426
427// defines for blinking the LED
428#if defined(CORE_LED0_PIN)
429#define BLINKLED CORE_LED0_PIN
430#define BLINKLED_ON() (digitalWrite(CORE_LED0_PIN, HIGH))
431#define BLINKLED_OFF() (digitalWrite(CORE_LED0_PIN, LOW))
432#elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
433#define BLINKLED 13
434#define BLINKLED_ON() (PORTB |= B10000000)
435#define BLINKLED_OFF() (PORTB &= B01111111)
436#elif defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644__)
437#define BLINKLED 0
438#define BLINKLED_ON() (PORTD |= B00000001)
439#define BLINKLED_OFF() (PORTD &= B11111110)
440#else
441#define BLINKLED 13
442#define BLINKLED_ON() (PORTB |= B00100000)
443#define BLINKLED_OFF() (PORTB &= B11011111)
444#endif
445
446#endif
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