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ReceiverIR.cpp@11:268cc2ab63bd, 2010-09-20 (annotated)

Committer:: shintamainjp
Date:: Mon Sep 20 00:54:59 2010 +0000
Revision:: 11:268cc2ab63bd
Parent:: 10:c54fb1204d1e

Who changed what in which revision?

User	Revision	Line number	New contents of line
shintamainjp	0:ec264f4ce158	1	/**
shintamainjp	9:dcfdac59ef74	2	* IR receiver (Version 0.0.4)
shintamainjp	0:ec264f4ce158	3	*
shintamainjp	0:ec264f4ce158	4	* Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
shintamainjp	0:ec264f4ce158	5	* http://shinta.main.jp/
shintamainjp	0:ec264f4ce158	6	*/
shintamainjp	0:ec264f4ce158	7
shintamainjp	0:ec264f4ce158	8	#include "ReceiverIR.h"
shintamainjp	0:ec264f4ce158	9
shintamainjp	10:c54fb1204d1e	10	#define LOCK()
shintamainjp	10:c54fb1204d1e	11	#define UNLOCK()
shintamainjp	0:ec264f4ce158	12
shintamainjp	0:ec264f4ce158	13	#define InRange(x,y) ((((y) * 0.7) < (x)) && ((x) < ((y) * 1.3)))
shintamainjp	0:ec264f4ce158	14
shintamainjp	9:dcfdac59ef74	15	/**
shintamainjp	9:dcfdac59ef74	16	* Constructor.
shintamainjp	9:dcfdac59ef74	17	*
shintamainjp	9:dcfdac59ef74	18	* @param rxpin Pin for receive IR signal.
shintamainjp	9:dcfdac59ef74	19	*/
shintamainjp	0:ec264f4ce158	20	ReceiverIR::ReceiverIR(PinName rxpin) : evt(rxpin) {
shintamainjp	9:dcfdac59ef74	21	init_state();
shintamainjp	0:ec264f4ce158	22	evt.fall(this, &ReceiverIR::isr_fall);
shintamainjp	0:ec264f4ce158	23	evt.rise(this, &ReceiverIR::isr_rise);
shintamainjp	0:ec264f4ce158	24	evt.mode(PullUp);
shintamainjp	0:ec264f4ce158	25	ticker.attach_us(this, &ReceiverIR::isr_wdt, 10 * 1000);
shintamainjp	0:ec264f4ce158	26	}
shintamainjp	0:ec264f4ce158	27
shintamainjp	9:dcfdac59ef74	28	/**
shintamainjp	9:dcfdac59ef74	29	* Destructor.
shintamainjp	9:dcfdac59ef74	30	*/
shintamainjp	1:4adf16017a0f	31	ReceiverIR::~ReceiverIR() {
shintamainjp	1:4adf16017a0f	32	}
shintamainjp	1:4adf16017a0f	33
shintamainjp	9:dcfdac59ef74	34	/**
shintamainjp	9:dcfdac59ef74	35	* Get state.
shintamainjp	9:dcfdac59ef74	36	*
shintamainjp	9:dcfdac59ef74	37	* @return Current state.
shintamainjp	9:dcfdac59ef74	38	*/
shintamainjp	0:ec264f4ce158	39	ReceiverIR::State ReceiverIR::getState() {
shintamainjp	9:dcfdac59ef74	40	LOCK();
shintamainjp	9:dcfdac59ef74	41	State s = work.state;
shintamainjp	9:dcfdac59ef74	42	UNLOCK();
shintamainjp	0:ec264f4ce158	43	return s;
shintamainjp	0:ec264f4ce158	44	}
shintamainjp	0:ec264f4ce158	45
shintamainjp	9:dcfdac59ef74	46	/**
shintamainjp	9:dcfdac59ef74	47	* Get data.
shintamainjp	9:dcfdac59ef74	48	*
shintamainjp	9:dcfdac59ef74	49	* @param format Pointer to format.
shintamainjp	9:dcfdac59ef74	50	* @param buf Buffer of a data.
shintamainjp	9:dcfdac59ef74	51	* @param bitlength Bit length of the buffer.
shintamainjp	9:dcfdac59ef74	52	*
shintamainjp	9:dcfdac59ef74	53	* @return Data bit length.
shintamainjp	9:dcfdac59ef74	54	*/
shintamainjp	4:2304646f6ff5	55	int ReceiverIR::getData(RemoteIR::Format format, uint8_t buf, int bitlength) {
shintamainjp	9:dcfdac59ef74	56	LOCK();
shintamainjp	0:ec264f4ce158	57
shintamainjp	4:2304646f6ff5	58	if (bitlength < data.bitcount) {
shintamainjp	9:dcfdac59ef74	59	UNLOCK();
shintamainjp	0:ec264f4ce158	60	return -1;
shintamainjp	0:ec264f4ce158	61	}
shintamainjp	0:ec264f4ce158	62
shintamainjp	9:dcfdac59ef74	63	const int nbits = data.bitcount;
shintamainjp	6:e57504fc802e	64	const int nbytes = data.bitcount / 8 + (((data.bitcount % 8) != 0) ? 1 : 0);
shintamainjp	0:ec264f4ce158	65	*format = data.format;
shintamainjp	5:e158c85c55ff	66	for (int i = 0; i < nbytes; i++) {
shintamainjp	0:ec264f4ce158	67	buf[i] = data.buffer[i];
shintamainjp	0:ec264f4ce158	68	}
shintamainjp	0:ec264f4ce158	69
shintamainjp	0:ec264f4ce158	70	init_state();
shintamainjp	0:ec264f4ce158	71
shintamainjp	9:dcfdac59ef74	72	UNLOCK();
shintamainjp	9:dcfdac59ef74	73	return nbits;
shintamainjp	0:ec264f4ce158	74	}
shintamainjp	0:ec264f4ce158	75
shintamainjp	0:ec264f4ce158	76	void ReceiverIR::init_state(void) {
shintamainjp	0:ec264f4ce158	77	work.c1 = -1;
shintamainjp	0:ec264f4ce158	78	work.c2 = -1;
shintamainjp	0:ec264f4ce158	79	work.c3 = -1;
shintamainjp	0:ec264f4ce158	80	work.d1 = -1;
shintamainjp	0:ec264f4ce158	81	work.d2 = -1;
shintamainjp	9:dcfdac59ef74	82	work.state = Idle;
shintamainjp	0:ec264f4ce158	83	data.format = RemoteIR::UNKNOWN;
shintamainjp	0:ec264f4ce158	84	data.bitcount = 0;
shintamainjp	0:ec264f4ce158	85	timer.stop();
shintamainjp	0:ec264f4ce158	86	timer.reset();
shintamainjp	0:ec264f4ce158	87	for (int i = 0; i < sizeof(data.buffer); i++) {
shintamainjp	0:ec264f4ce158	88	data.buffer[i] = 0;
shintamainjp	0:ec264f4ce158	89	}
shintamainjp	0:ec264f4ce158	90	}
shintamainjp	0:ec264f4ce158	91
shintamainjp	0:ec264f4ce158	92	void ReceiverIR::isr_wdt(void) {
shintamainjp	9:dcfdac59ef74	93	LOCK();
shintamainjp	0:ec264f4ce158	94	static int cnt = 0;
shintamainjp	9:dcfdac59ef74	95	if ((Idle != work.state) \|\| ((0 <= work.c1) \|\| (0 <= work.c2) \|\| (0 <= work.c3) \|\| (0 <= work.d1) \|\| (0 <= work.d2))) {
shintamainjp	0:ec264f4ce158	96	cnt++;
shintamainjp	0:ec264f4ce158	97	if (cnt > 50) {
shintamainjp	11:268cc2ab63bd	98	#if 0
shintamainjp	0:ec264f4ce158	99	printf("# WDT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n",
shintamainjp	0:ec264f4ce158	100	work.c1,
shintamainjp	0:ec264f4ce158	101	work.c2,
shintamainjp	0:ec264f4ce158	102	work.c3,
shintamainjp	0:ec264f4ce158	103	work.d1,
shintamainjp	0:ec264f4ce158	104	work.d2,
shintamainjp	9:dcfdac59ef74	105	work.state,
shintamainjp	0:ec264f4ce158	106	data.format,
shintamainjp	0:ec264f4ce158	107	data.bitcount);
shintamainjp	0:ec264f4ce158	108	#endif
shintamainjp	0:ec264f4ce158	109	init_state();
shintamainjp	0:ec264f4ce158	110	cnt = 0;
shintamainjp	0:ec264f4ce158	111	}
shintamainjp	0:ec264f4ce158	112	} else {
shintamainjp	0:ec264f4ce158	113	cnt = 0;
shintamainjp	0:ec264f4ce158	114	}
shintamainjp	9:dcfdac59ef74	115	UNLOCK();
shintamainjp	0:ec264f4ce158	116	}
shintamainjp	0:ec264f4ce158	117
shintamainjp	0:ec264f4ce158	118	void ReceiverIR::isr_fall(void) {
shintamainjp	9:dcfdac59ef74	119	LOCK();
shintamainjp	9:dcfdac59ef74	120	switch (work.state) {
shintamainjp	0:ec264f4ce158	121	case Idle:
shintamainjp	0:ec264f4ce158	122	if (work.c1 < 0) {
shintamainjp	0:ec264f4ce158	123	timer.start();
shintamainjp	0:ec264f4ce158	124	work.c1 = timer.read_us();
shintamainjp	0:ec264f4ce158	125	} else {
shintamainjp	0:ec264f4ce158	126	work.c3 = timer.read_us();
shintamainjp	0:ec264f4ce158	127	int a = work.c2 - work.c1;
shintamainjp	0:ec264f4ce158	128	int b = work.c3 - work.c2;
shintamainjp	11:268cc2ab63bd	129	if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 8)) {
shintamainjp	0:ec264f4ce158	130	/*
shintamainjp	0:ec264f4ce158	131	* NEC.
shintamainjp	0:ec264f4ce158	132	*/
shintamainjp	0:ec264f4ce158	133	data.format = RemoteIR::NEC;
shintamainjp	9:dcfdac59ef74	134	work.state = Receiving;
shintamainjp	0:ec264f4ce158	135	data.bitcount = 0;
shintamainjp	11:268cc2ab63bd	136	} else if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 4)) {
shintamainjp	0:ec264f4ce158	137	/*
shintamainjp	0:ec264f4ce158	138	* NEC Repeat.
shintamainjp	0:ec264f4ce158	139	*/
shintamainjp	3:dfed23b157e6	140	data.format = RemoteIR::NEC_REPEAT;
shintamainjp	9:dcfdac59ef74	141	work.state = Received;
shintamainjp	0:ec264f4ce158	142	data.bitcount = 0;
shintamainjp	3:dfed23b157e6	143	work.c1 = -1;
shintamainjp	3:dfed23b157e6	144	work.c2 = -1;
shintamainjp	3:dfed23b157e6	145	work.c3 = -1;
shintamainjp	3:dfed23b157e6	146	work.d1 = -1;
shintamainjp	3:dfed23b157e6	147	work.d2 = -1;
shintamainjp	11:268cc2ab63bd	148	} else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 4)) {
shintamainjp	0:ec264f4ce158	149	/*
shintamainjp	0:ec264f4ce158	150	* AEHA.
shintamainjp	0:ec264f4ce158	151	*/
shintamainjp	0:ec264f4ce158	152	data.format = RemoteIR::AEHA;
shintamainjp	9:dcfdac59ef74	153	work.state = Receiving;
shintamainjp	0:ec264f4ce158	154	data.bitcount = 0;
shintamainjp	11:268cc2ab63bd	155	} else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 8)) {
shintamainjp	0:ec264f4ce158	156	/*
shintamainjp	0:ec264f4ce158	157	* AEHA Repeat.
shintamainjp	0:ec264f4ce158	158	*/
shintamainjp	3:dfed23b157e6	159	data.format = RemoteIR::AEHA_REPEAT;
shintamainjp	9:dcfdac59ef74	160	work.state = Received;
shintamainjp	0:ec264f4ce158	161	data.bitcount = 0;
shintamainjp	3:dfed23b157e6	162	work.c1 = -1;
shintamainjp	3:dfed23b157e6	163	work.c2 = -1;
shintamainjp	3:dfed23b157e6	164	work.c3 = -1;
shintamainjp	3:dfed23b157e6	165	work.d1 = -1;
shintamainjp	3:dfed23b157e6	166	work.d2 = -1;
shintamainjp	0:ec264f4ce158	167	} else {
shintamainjp	0:ec264f4ce158	168	init_state();
shintamainjp	0:ec264f4ce158	169	}
shintamainjp	0:ec264f4ce158	170	}
shintamainjp	0:ec264f4ce158	171	break;
shintamainjp	0:ec264f4ce158	172	case Receiving:
shintamainjp	0:ec264f4ce158	173	if (RemoteIR::NEC == data.format) {
shintamainjp	0:ec264f4ce158	174	work.d2 = timer.read_us();
shintamainjp	0:ec264f4ce158	175	int a = work.d2 - work.d1;
shintamainjp	11:268cc2ab63bd	176	if (InRange(a, RemoteIR::TUS_NEC * 3)) {
shintamainjp	0:ec264f4ce158	177	data.buffer[data.bitcount / 8] \|= (1 << (data.bitcount % 8));
shintamainjp	11:268cc2ab63bd	178	} else if (InRange(a, RemoteIR::TUS_NEC * 1)) {
shintamainjp	0:ec264f4ce158	179	data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
shintamainjp	0:ec264f4ce158	180	}
shintamainjp	0:ec264f4ce158	181	data.bitcount++;
shintamainjp	3:dfed23b157e6	182	#if 0
shintamainjp	0:ec264f4ce158	183	/*
shintamainjp	0:ec264f4ce158	184	* Length of NEC is always 32 bits.
shintamainjp	0:ec264f4ce158	185	*/
shintamainjp	0:ec264f4ce158	186	if (32 <= data.bitcount) {
shintamainjp	0:ec264f4ce158	187	data.state = Received;
shintamainjp	0:ec264f4ce158	188	work.c1 = -1;
shintamainjp	0:ec264f4ce158	189	work.c2 = -1;
shintamainjp	0:ec264f4ce158	190	work.c3 = -1;
shintamainjp	0:ec264f4ce158	191	work.d1 = -1;
shintamainjp	0:ec264f4ce158	192	work.d2 = -1;
shintamainjp	0:ec264f4ce158	193	}
shintamainjp	0:ec264f4ce158	194	#else
shintamainjp	0:ec264f4ce158	195	/*
shintamainjp	0:ec264f4ce158	196	* Set timeout for tail detection automatically.
shintamainjp	0:ec264f4ce158	197	*/
shintamainjp	0:ec264f4ce158	198	timeout.detach();
shintamainjp	11:268cc2ab63bd	199	timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_NEC * 5);
shintamainjp	0:ec264f4ce158	200	#endif
shintamainjp	0:ec264f4ce158	201	} else if (RemoteIR::AEHA == data.format) {
shintamainjp	0:ec264f4ce158	202	work.d2 = timer.read_us();
shintamainjp	0:ec264f4ce158	203	int a = work.d2 - work.d1;
shintamainjp	11:268cc2ab63bd	204	if (InRange(a, RemoteIR::TUS_AEHA * 3)) {
shintamainjp	0:ec264f4ce158	205	data.buffer[data.bitcount / 8] \|= (1 << (data.bitcount % 8));
shintamainjp	11:268cc2ab63bd	206	} else if (InRange(a, RemoteIR::TUS_AEHA * 1)) {
shintamainjp	0:ec264f4ce158	207	data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
shintamainjp	0:ec264f4ce158	208	}
shintamainjp	0:ec264f4ce158	209	data.bitcount++;
shintamainjp	3:dfed23b157e6	210	#if 0
shintamainjp	0:ec264f4ce158	211	/*
shintamainjp	0:ec264f4ce158	212	* Typical length of AEHA is 48 bits.
shintamainjp	0:ec264f4ce158	213	* Please check a specification of your remote controller if you find a problem.
shintamainjp	0:ec264f4ce158	214	*/
shintamainjp	0:ec264f4ce158	215	if (48 <= data.bitcount) {
shintamainjp	0:ec264f4ce158	216	data.state = Received;
shintamainjp	0:ec264f4ce158	217	work.c1 = -1;
shintamainjp	0:ec264f4ce158	218	work.c2 = -1;
shintamainjp	0:ec264f4ce158	219	work.c3 = -1;
shintamainjp	0:ec264f4ce158	220	work.d1 = -1;
shintamainjp	0:ec264f4ce158	221	work.d2 = -1;
shintamainjp	0:ec264f4ce158	222	}
shintamainjp	0:ec264f4ce158	223	#else
shintamainjp	0:ec264f4ce158	224	/*
shintamainjp	0:ec264f4ce158	225	* Set timeout for tail detection automatically.
shintamainjp	0:ec264f4ce158	226	*/
shintamainjp	0:ec264f4ce158	227	timeout.detach();
shintamainjp	11:268cc2ab63bd	228	timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_AEHA * 5);
shintamainjp	0:ec264f4ce158	229	#endif
shintamainjp	0:ec264f4ce158	230	} else if (RemoteIR::SONY == data.format) {
shintamainjp	0:ec264f4ce158	231	work.d1 = timer.read_us();
shintamainjp	0:ec264f4ce158	232	}
shintamainjp	0:ec264f4ce158	233	break;
shintamainjp	0:ec264f4ce158	234	case Received:
shintamainjp	0:ec264f4ce158	235	break;
shintamainjp	0:ec264f4ce158	236	default:
shintamainjp	0:ec264f4ce158	237	break;
shintamainjp	0:ec264f4ce158	238	}
shintamainjp	9:dcfdac59ef74	239	UNLOCK();
shintamainjp	0:ec264f4ce158	240	}
shintamainjp	0:ec264f4ce158	241
shintamainjp	0:ec264f4ce158	242	void ReceiverIR::isr_rise(void) {
shintamainjp	9:dcfdac59ef74	243	LOCK();
shintamainjp	9:dcfdac59ef74	244	switch (work.state) {
shintamainjp	0:ec264f4ce158	245	case Idle:
shintamainjp	0:ec264f4ce158	246	if (0 <= work.c1) {
shintamainjp	0:ec264f4ce158	247	work.c2 = timer.read_us();
shintamainjp	0:ec264f4ce158	248	int a = work.c2 - work.c1;
shintamainjp	11:268cc2ab63bd	249	if (InRange(a, RemoteIR::TUS_SONY * 4)) {
shintamainjp	0:ec264f4ce158	250	data.format = RemoteIR::SONY;
shintamainjp	9:dcfdac59ef74	251	work.state = Receiving;
shintamainjp	0:ec264f4ce158	252	data.bitcount = 0;
shintamainjp	0:ec264f4ce158	253	} else {
shintamainjp	0:ec264f4ce158	254	static const int MINIMUM_LEADER_WIDTH = 150;
shintamainjp	0:ec264f4ce158	255	if (a < MINIMUM_LEADER_WIDTH) {
shintamainjp	0:ec264f4ce158	256	init_state();
shintamainjp	0:ec264f4ce158	257	}
shintamainjp	0:ec264f4ce158	258	}
shintamainjp	0:ec264f4ce158	259	} else {
shintamainjp	0:ec264f4ce158	260	init_state();
shintamainjp	0:ec264f4ce158	261	}
shintamainjp	0:ec264f4ce158	262	break;
shintamainjp	0:ec264f4ce158	263	case Receiving:
shintamainjp	0:ec264f4ce158	264	if (RemoteIR::NEC == data.format) {
shintamainjp	0:ec264f4ce158	265	work.d1 = timer.read_us();
shintamainjp	0:ec264f4ce158	266	} else if (RemoteIR::AEHA == data.format) {
shintamainjp	0:ec264f4ce158	267	work.d1 = timer.read_us();
shintamainjp	0:ec264f4ce158	268	} else if (RemoteIR::SONY == data.format) {
shintamainjp	0:ec264f4ce158	269	work.d2 = timer.read_us();
shintamainjp	0:ec264f4ce158	270	int a = work.d2 - work.d1;
shintamainjp	11:268cc2ab63bd	271	if (InRange(a, RemoteIR::TUS_SONY * 2)) {
shintamainjp	0:ec264f4ce158	272	data.buffer[data.bitcount / 8] \|= (1 << (data.bitcount % 8));
shintamainjp	11:268cc2ab63bd	273	} else if (InRange(a, RemoteIR::TUS_SONY * 1)) {
shintamainjp	0:ec264f4ce158	274	data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8));
shintamainjp	0:ec264f4ce158	275	}
shintamainjp	0:ec264f4ce158	276	data.bitcount++;
shintamainjp	3:dfed23b157e6	277	#if 0
shintamainjp	0:ec264f4ce158	278	/*
shintamainjp	9:dcfdac59ef74	279	* How do I know the correct length? (6bits, 12bits, 15bits, 20bits...)
shintamainjp	0:ec264f4ce158	280	* By a model only?
shintamainjp	0:ec264f4ce158	281	* Please check a specification of your remote controller if you find a problem.
shintamainjp	0:ec264f4ce158	282	*/
shintamainjp	0:ec264f4ce158	283	if (12 <= data.bitcount) {
shintamainjp	0:ec264f4ce158	284	data.state = Received;
shintamainjp	0:ec264f4ce158	285	work.c1 = -1;
shintamainjp	0:ec264f4ce158	286	work.c2 = -1;
shintamainjp	0:ec264f4ce158	287	work.c3 = -1;
shintamainjp	0:ec264f4ce158	288	work.d1 = -1;
shintamainjp	0:ec264f4ce158	289	work.d2 = -1;
shintamainjp	0:ec264f4ce158	290	}
shintamainjp	0:ec264f4ce158	291	#else
shintamainjp	0:ec264f4ce158	292	/*
shintamainjp	0:ec264f4ce158	293	* Set timeout for tail detection automatically.
shintamainjp	0:ec264f4ce158	294	*/
shintamainjp	0:ec264f4ce158	295	timeout.detach();
shintamainjp	11:268cc2ab63bd	296	timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_SONY * 4);
shintamainjp	0:ec264f4ce158	297	#endif
shintamainjp	0:ec264f4ce158	298	}
shintamainjp	0:ec264f4ce158	299	break;
shintamainjp	0:ec264f4ce158	300	case Received:
shintamainjp	0:ec264f4ce158	301	break;
shintamainjp	0:ec264f4ce158	302	default:
shintamainjp	0:ec264f4ce158	303	break;
shintamainjp	0:ec264f4ce158	304	}
shintamainjp	9:dcfdac59ef74	305	UNLOCK();
shintamainjp	0:ec264f4ce158	306	}
shintamainjp	0:ec264f4ce158	307
shintamainjp	0:ec264f4ce158	308	void ReceiverIR::isr_timeout(void) {
shintamainjp	9:dcfdac59ef74	309	LOCK();
shintamainjp	9:dcfdac59ef74	310	#if 0
shintamainjp	9:dcfdac59ef74	311	printf("# TIMEOUT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n",
shintamainjp	9:dcfdac59ef74	312	work.c1,
shintamainjp	9:dcfdac59ef74	313	work.c2,
shintamainjp	9:dcfdac59ef74	314	work.c3,
shintamainjp	9:dcfdac59ef74	315	work.d1,
shintamainjp	9:dcfdac59ef74	316	work.d2,
shintamainjp	9:dcfdac59ef74	317	work.state,
shintamainjp	9:dcfdac59ef74	318	data.format,
shintamainjp	9:dcfdac59ef74	319	data.bitcount);
shintamainjp	9:dcfdac59ef74	320	#endif
shintamainjp	9:dcfdac59ef74	321	if (work.state == Receiving) {
shintamainjp	9:dcfdac59ef74	322	work.state = Received;
shintamainjp	0:ec264f4ce158	323	work.c1 = -1;
shintamainjp	0:ec264f4ce158	324	work.c2 = -1;
shintamainjp	0:ec264f4ce158	325	work.c3 = -1;
shintamainjp	0:ec264f4ce158	326	work.d1 = -1;
shintamainjp	0:ec264f4ce158	327	work.d2 = -1;
shintamainjp	0:ec264f4ce158	328	}
shintamainjp	9:dcfdac59ef74	329	UNLOCK();
shintamainjp	0:ec264f4ce158	330	}

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Type:	Library
Created:	17 Aug 2010
Imports:	2573
Forks:	7
Commits:	12
Dependents:	88
Dependencies:	0
Followers:	53

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Infrared Communication

ReceiverIR.cpp@11:268cc2ab63bd, 2010-09-20 (annotated)

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