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Arduino-IRremote/IRremote.cpp

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#define SEND_NEC
#define DECODE_NEC
#define SEND_WHYNTER
#define DECODE_WHYNTER
#define SEND_SONY
#define DECODE_SONY
#define DECODE_SANYO
#define SEND_RC5
#define DECODE_RC5
#define SEND_RC6
#define DECODE_RC6
#define SEND_PANASONIC
#define DECODE_PANASONIC
#define SEND_JVC
#define DECODE_JVC
#define SEND_SAMSUNG
#define DECODE_SAMSUNG
#define DECODE_LG
#define SEND_AIWA_RC_T501
#define DECODE_MITSUBISHI
#define DECODE_AIWA_RC_T501
#define SEND_SHARP
#define SEND_DISH
//******************************************************************************
// IRremote
// Version 0.11 August, 2009
// Copyright 2009 Ken Shirriff
// For details, see http://arcfn.com/2009/08/multi-protocol-infrared-remote-library.html
//
// Modified by Paul Stoffregen <paul@pjrc.com> to support other boards and timers
// Modified by Mitra Ardron <mitra@mitra.biz>
// Added Sanyo and Mitsubishi controllers
// Modified Sony to spot the repeat codes that some Sony's send
//
// Interrupt code based on NECIRrcv by Joe Knapp
// http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1210243556
// Also influenced by http://zovirl.com/2008/11/12/building-a-universal-remote-with-an-arduino/
//
// JVC and Panasonic protocol added by Kristian Lauszus (Thanks to zenwheel and other people at the original blog post)
// LG added by Darryl Smith (based on the JVC protocol)
// Whynter A/C ARC-110WD added by Francesco Meschia
//******************************************************************************
#include "IRremote.h"
#include "IRremoteInt.h"
// Provides ISR
#include <avr/interrupt.h>
//------------------------------------------------------------------------------
// Debug directives
#ifdef DEBUG
# define DBG_PRINTLN(s) Serial.println(s);
#else
# define DBG_PRINTLN(s)
#endif
//------------------------------------------------------------------------------
volatile irparams_t irparams;
// These versions of MATCH, MATCH_MARK, and MATCH_SPACE are only for debugging.
// To use them, set DEBUG in IRremoteInt.h
// Normally macros are used for efficiency
#ifdef DEBUG
int MATCH (int measured, int desired)
{
Serial.print("Testing: ");
Serial.print(TICKS_LOW(desired), DEC);
Serial.print(" <= ");
Serial.print(measured, DEC);
Serial.print(" <= ");
Serial.println(TICKS_HIGH(desired), DEC);
return measured >= TICKS_LOW(desired) && measured <= TICKS_HIGH(desired);
}
int MATCH_MARK (int measured_ticks, int desired_us)
{
Serial.print("Testing mark ");
Serial.print(measured_ticks * USECPERTICK, DEC);
Serial.print(" vs ");
Serial.print(desired_us, DEC);
Serial.print(": ");
Serial.print(TICKS_LOW(desired_us + MARK_EXCESS), DEC);
Serial.print(" <= ");
Serial.print(measured_ticks, DEC);
Serial.print(" <= ");
Serial.println(TICKS_HIGH(desired_us + MARK_EXCESS), DEC);
return measured_ticks >= TICKS_LOW(desired_us + MARK_EXCESS) && measured_ticks <= TICKS_HIGH(desired_us + MARK_EXCESS);
}
int MATCH_SPACE (int measured_ticks, int desired_us)
{
Serial.print("Testing space ");
Serial.print(measured_ticks * USECPERTICK, DEC);
Serial.print(" vs ");
Serial.print(desired_us, DEC);
Serial.print(": ");
Serial.print(TICKS_LOW(desired_us - MARK_EXCESS), DEC);
Serial.print(" <= ");
Serial.print(measured_ticks, DEC);
Serial.print(" <= ");
Serial.println(TICKS_HIGH(desired_us - MARK_EXCESS), DEC);
return measured_ticks >= TICKS_LOW(desired_us - MARK_EXCESS) && measured_ticks <= TICKS_HIGH(desired_us - MARK_EXCESS);
}
#else
int MATCH (int measured, int desired)
{
return measured >= TICKS_LOW(desired) && measured <= TICKS_HIGH(desired);
}
int MATCH_MARK (int measured_ticks, int desired_us)
{
return MATCH(measured_ticks, (desired_us + MARK_EXCESS));
}
int MATCH_SPACE (int measured_ticks, int desired_us)
{
return MATCH(measured_ticks, (desired_us - MARK_EXCESS));
}
#endif
//+=============================================================================
// RRRR AAA W W
// R R A A W W
// RRRR AAAAA W W W
// R R A A W W W
// R R A A WWW
//
void IRsend::sendRaw (unsigned int buf[], int len, int hz)
{
// Set IR carrier frequency
enableIROut(hz);
for (int i = 0; i < len; i++) {
if (i & 1) space(buf[i]) ;
else mark (buf[i]) ;
}
space(0); // Always end with the LED off
}
//+=============================================================================
// N N EEEEE CCCC
// NN N E C
// N N N EEE C
// N NN E C
// N N EEEEE CCCC
//
#define NEC_BITS 32
#define NEC_HDR_MARK 9000
#define NEC_HDR_SPACE 4500
#define NEC_BIT_MARK 560
#define NEC_ONE_SPACE 1690
#define NEC_ZERO_SPACE 560
#define NEC_RPT_SPACE 2250
#ifdef SEND_NEC
void IRsend::sendNEC (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(38);
// Header
mark(NEC_HDR_MARK);
space(NEC_HDR_SPACE);
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(NEC_BIT_MARK);
space(NEC_ONE_SPACE);
} else {
mark(NEC_BIT_MARK);
space(NEC_ZERO_SPACE);
}
}
// Footer
mark(NEC_BIT_MARK);
space(0); // Always end with the LED off
}
#endif
//+========================================================
// NECs have a repeat only 4 items long
//
#ifdef DECODE_NEC
long IRrecv::decodeNEC (decode_results *results)
{
long data = 0; // We decode in to here; Start with nothing
int offset = 1; // Index in to results; Skip first entry!?
// Check header "mark"
if (!MATCH_MARK(results->rawbuf[offset], NEC_HDR_MARK)) return false ;
offset++;
// Check for repeat
if ( (irparams.rawlen == 4)
&& MATCH_SPACE(results->rawbuf[offset ], NEC_RPT_SPACE)
&& MATCH_MARK (results->rawbuf[offset+1], NEC_BIT_MARK )
) {
results->bits = 0;
results->value = REPEAT;
results->decode_type = NEC;
return true;
}
// Check we have enough data
if (irparams.rawlen < (2 * NEC_BITS) + 4) return false ;
// Check header "space"
if (!MATCH_SPACE(results->rawbuf[offset], NEC_HDR_SPACE)) return false ;
offset++;
// Build the data
for (int i = 0; i < NEC_BITS; i++) {
// Check data "mark"
if (!MATCH_MARK(results->rawbuf[offset], NEC_BIT_MARK)) return false ;
offset++;
// Suppend this bit
if (MATCH_SPACE(results->rawbuf[offset], NEC_ONE_SPACE )) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], NEC_ZERO_SPACE)) data = (data << 1) | 0 ;
else return false ;
offset++;
}
// Success
results->bits = NEC_BITS;
results->value = data;
results->decode_type = NEC;
return true;
}
#endif
//+=============================================================================
// W W H H Y Y N N TTTTT EEEEE RRRRR
// W W H H Y Y NN N T E R R
// W W W HHHHH Y N N N T EEE RRRR
// W W W H H Y N NN T E R R
// WWW H H Y N N T EEEEE R R
//
#define WHYNTER_BITS 32
#define WHYNTER_HDR_MARK 2850
#define WHYNTER_HDR_SPACE 2850
#define WHYNTER_BIT_MARK 750
#define WHYNTER_ONE_MARK 750
#define WHYNTER_ONE_SPACE 2150
#define WHYNTER_ZERO_MARK 750
#define WHYNTER_ZERO_SPACE 750
#ifdef SEND_WHYNTER
void IRsend::sendWhynter (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(38);
// Start
mark(WHYNTER_ZERO_MARK);
space(WHYNTER_ZERO_SPACE);
// Header
mark(WHYNTER_HDR_MARK);
space(WHYNTER_HDR_SPACE);
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(WHYNTER_ONE_MARK);
space(WHYNTER_ONE_SPACE);
} else {
mark(WHYNTER_ZERO_MARK);
space(WHYNTER_ZERO_SPACE);
}
}
// Footer
mark(WHYNTER_ZERO_MARK);
space(WHYNTER_ZERO_SPACE); // Always end with the LED off
}
#endif
//+========================================================
#ifdef DECODE_WHYNTER
long IRrecv::decodeWhynter (decode_results *results)
{
long data = 0;
if (irparams.rawlen < 2 * WHYNTER_BITS + 6) return false ;
int offset = 1; // skip initial space
// sequence begins with a bit mark and a zero space
if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) return false ;
offset++;
if (!MATCH_SPACE(results->rawbuf[offset], WHYNTER_ZERO_SPACE)) return false ;
offset++;
// header mark and space
if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_HDR_MARK)) return false ;
offset++;
if (!MATCH_SPACE(results->rawbuf[offset], WHYNTER_HDR_SPACE)) return false ;
offset++;
// data bits
for (int i = 0; i < WHYNTER_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) return false ;
offset++;
if (MATCH_SPACE(results->rawbuf[offset], WHYNTER_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset],WHYNTER_ZERO_SPACE)) data <<= 1 ;
else return false ;
offset++;
}
// trailing mark
if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) return false ;
// Success
results->bits = WHYNTER_BITS;
results->value = data;
results->decode_type = WHYNTER;
return true;
}
#endif
//+=============================================================================
// SSSS OOO N N Y Y
// S O O NN N Y Y
// SSS O O N N N Y
// S O O N NN Y
// SSSS OOO N N Y
//
#define SONY_BITS 12
#define SONY_HDR_MARK 2400
#define SONY_HDR_SPACE 600
#define SONY_ONE_MARK 1200
#define SONY_ZERO_MARK 600
#define SONY_RPT_LENGTH 45000
#define SONY_DOUBLE_SPACE_USECS 500 // usually ssee 713 - not using ticks as get number wrapround
#ifdef SEND_SONY
void IRsend::sendSony (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(40);
// Header
mark(SONY_HDR_MARK);
space(SONY_HDR_SPACE);
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(SONY_ONE_MARK);
space(SONY_HDR_SPACE);
} else {
mark(SONY_ZERO_MARK);
space(SONY_HDR_SPACE);
}
}
// We will have ended with LED off
}
#endif
//+========================================================
#ifdef DECODE_SONY
long IRrecv::decodeSony (decode_results *results)
{
long data = 0;
if (irparams.rawlen < 2 * SONY_BITS + 2) return false ;
int offset = 0; // Dont skip first space, check its size
// Some Sony's deliver repeats fast after first
// unfortunately can't spot difference from of repeat from two fast clicks
if (results->rawbuf[offset] < SONY_DOUBLE_SPACE_USECS) {
// Serial.print("IR Gap found: ");
results->bits = 0;
results->value = REPEAT;
# ifdef DECODE_SANYO
results->decode_type = SANYO;
# else
results->decode_type = UNKNOWN;
# endif
return true;
}
offset++;
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], SONY_HDR_MARK)) return false ;
offset++;
while (offset + 1 < irparams.rawlen) {
if (!MATCH_SPACE(results->rawbuf[offset], SONY_HDR_SPACE)) break ;
offset++;
if (MATCH_MARK(results->rawbuf[offset], SONY_ONE_MARK)) data = (data << 1) | 1 ;
else if (MATCH_MARK(results->rawbuf[offset], SONY_ZERO_MARK)) data <<= 1 ;
else return false ;
offset++;
}
// Success
results->bits = (offset - 1) / 2;
if (results->bits < 12) {
results->bits = 0;
return false;
}
results->value = data;
results->decode_type = SONY;
return true;
}
#endif
//+=============================================================================
// SSSS AAA N N Y Y OOO
// S A A NN N Y Y O O
// SSS AAAAA N N N Y O O
// S A A N NN Y O O
// SSSS A A N N Y OOO
//
// I think this is a Sanyo decoder - serial = SA 8650B
// Looks like Sony except for timings, 48 chars of data and time/space different
//
// SA 8650B
#define SANYO_BITS 12
#define SANYO_HDR_MARK 3500 // seen range 3500
#define SANYO_HDR_SPACE 950 // seen 950
#define SANYO_ONE_MARK 2400 // seen 2400
#define SANYO_ZERO_MARK 700 // seen 700
#define SANYO_DOUBLE_SPACE_USECS 800 // usually ssee 713 - not using ticks as get number wrapround
#define SANYO_RPT_LENGTH 45000
#ifdef DECODE_SANYO
long IRrecv::decodeSanyo (decode_results *results)
{
long data = 0;
if (irparams.rawlen < 2 * SANYO_BITS + 2) return false ;
int offset = 0; // Skip first space
// Initial space
#if 0
// Put this back in for debugging - note can't use #DEBUG as if Debug on we don't see the repeat cos of the delay
Serial.print("IR Gap: ");
Serial.println( results->rawbuf[offset]);
Serial.println( "test against:");
Serial.println(results->rawbuf[offset]);
#endif
if (results->rawbuf[offset] < SANYO_DOUBLE_SPACE_USECS) {
// Serial.print("IR Gap found: ");
results->bits = 0;
results->value = REPEAT;
results->decode_type = SANYO;
return true;
}
offset++;
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], SANYO_HDR_MARK)) return false ;
offset++;
// Skip Second Mark
if (!MATCH_MARK(results->rawbuf[offset], SANYO_HDR_MARK)) return false ;
offset++;
while (offset + 1 < irparams.rawlen) {
if (!MATCH_SPACE(results->rawbuf[offset], SANYO_HDR_SPACE)) break ;
offset++;
if (MATCH_MARK(results->rawbuf[offset], SANYO_ONE_MARK)) data = (data << 1) | 1 ;
else if (MATCH_MARK(results->rawbuf[offset], SANYO_ZERO_MARK)) data <<= 1 ;
else return false ;
offset++;
}
// Success
results->bits = (offset - 1) / 2;
if (results->bits < 12) {
results->bits = 0;
return false;
}
results->value = data;
results->decode_type = SANYO;
return true;
}
#endif
//+=============================================================================
// RRRR CCCC 55555
// R R C 5
// RRRR C 5555
// R R C 5
// R R CCCC 5555
//
// NB: First bit must be a one (start bit)
//
#define MIN_RC5_SAMPLES 11
#define RC5_T1 889
#define RC5_RPT_LENGTH 46000
#ifdef SEND_RC5
void IRsend::sendRC5 (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(36);
// Start
mark(RC5_T1);
space(RC5_T1);
mark(RC5_T1);
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
space(RC5_T1); // 1 is space, then mark
mark(RC5_T1);
} else {
mark(RC5_T1);
space(RC5_T1);
}
}
space(0); // Always end with the LED off
}
#endif
//+========================================================
#ifdef DECODE_RC5
long IRrecv::decodeRC5 (decode_results *results)
{
if (irparams.rawlen < MIN_RC5_SAMPLES + 2) return false ;
int offset = 1; // Skip gap space
long data = 0;
int used = 0;
// Get start bits
if (getRClevel(results, &offset, &used, RC5_T1) != MARK) return false ;
if (getRClevel(results, &offset, &used, RC5_T1) != SPACE) return false ;
if (getRClevel(results, &offset, &used, RC5_T1) != MARK) return false ;
int nbits;
for (nbits = 0; offset < irparams.rawlen; nbits++) {
int levelA = getRClevel(results, &offset, &used, RC5_T1);
int levelB = getRClevel(results, &offset, &used, RC5_T1);
if (levelA == SPACE && levelB == MARK) data = (data << 1) | 1 ; // 1 bit
else if (levelA == MARK && levelB == SPACE) data <<= 1 ; // zero bit
else return false ;
}
// Success
results->bits = nbits;
results->value = data;
results->decode_type = RC5;
return true;
}
#endif
//+=============================================================================
// RRRR CCCC 6666
// R R C 6
// RRRR C 6666
// R R C 6 6
// R R CCCC 666
//
// NB : Caller needs to take care of flipping the toggle bit
//
#define MIN_RC6_SAMPLES 1
#define RC6_HDR_MARK 2666
#define RC6_HDR_SPACE 889
#define RC6_T1 444
#define RC6_RPT_LENGTH 46000
#ifdef SEND_RC6
void IRsend::sendRC6 (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(36);
// Header
mark(RC6_HDR_MARK);
space(RC6_HDR_SPACE);
// Start bit
mark(RC6_T1);
space(RC6_T1);
// Data
for (unsigned long i = 1, mask = 1 << (nbits - 1); mask; i++, mask >>= 1) {
// The fourth bit we send is a "double width trailer bit"
int t = (i == 4) ? (RC6_T1 * 2) : (RC6_T1) ;
if (data & mask) {
mark(t);
space(t);
} else {
space(t);
mark(t);
}
}
space(0); // Always end with the LED off
}
#endif
//+========================================================
#ifdef DECODE_RC6
long IRrecv::decodeRC6 (decode_results *results)
{
if (results->rawlen < MIN_RC6_SAMPLES) return false ;
int offset = 1; // Skip first space
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], RC6_HDR_MARK)) return false ;
offset++;
if (!MATCH_SPACE(results->rawbuf[offset], RC6_HDR_SPACE)) return false ;
offset++;
long data = 0;
int used = 0;
// Get start bit (1)
if (getRClevel(results, &offset, &used, RC6_T1) != MARK) return false ;
if (getRClevel(results, &offset, &used, RC6_T1) != SPACE) return false ;
int nbits;
for (nbits = 0; offset < results->rawlen; nbits++) {
int levelA, levelB; // Next two levels
levelA = getRClevel(results, &offset, &used, RC6_T1);
if (nbits == 3) {
// T bit is double wide; make sure second half matches
if (levelA != getRClevel(results, &offset, &used, RC6_T1)) return false;
}
levelB = getRClevel(results, &offset, &used, RC6_T1);
if (nbits == 3) {
// T bit is double wide; make sure second half matches
if (levelB != getRClevel(results, &offset, &used, RC6_T1)) return false;
}
if (levelA == MARK && levelB == SPACE) data = (data << 1) | 1 ; // 1-bit (reversed compared to RC5)
else if (levelA == SPACE && levelB == MARK) data <<= 1 ; // zero bit
else return false ; // Error
}
// Success
results->bits = nbits;
results->value = data;
results->decode_type = RC6;
return true;
}
#endif
//+=============================================================================
// PPPP AAA N N AAA SSSS OOO N N IIIII CCCC
// P P A A NN N A A S O O NN N I C
// PPPP AAAAA N N N AAAAA SSS O O N N N I C
// P A A N NN A A S O O N NN I C
// P A A N N A A SSSS OOO N N IIIII CCCC
//
#define PANASONIC_BITS 48
#define PANASONIC_HDR_MARK 3502
#define PANASONIC_HDR_SPACE 1750
#define PANASONIC_BIT_MARK 502
#define PANASONIC_ONE_SPACE 1244
#define PANASONIC_ZERO_SPACE 400
#ifdef SEND_PANASONIC
void IRsend::sendPanasonic (unsigned int address, unsigned long data)
{
// Set IR carrier frequency
enableIROut(35);
// Header
mark(PANASONIC_HDR_MARK);
space(PANASONIC_HDR_SPACE);
// Address
for (unsigned long mask = 1 << (16 - 1); mask; mask >>= 1) {
mark(PANASONIC_BIT_MARK);
if (address & mask) space(PANASONIC_ONE_SPACE) ;
else space(PANASONIC_ZERO_SPACE) ;
}
// Data
for (unsigned long mask = 1 << (32 - 1); mask; mask >>= 1) {
mark(PANASONIC_BIT_MARK);
if (data & mask) space(PANASONIC_ONE_SPACE) ;
else space(PANASONIC_ZERO_SPACE) ;
}
// Footer
mark(PANASONIC_BIT_MARK);
space(0); // Always end with the LED off
}
#endif
//+========================================================
#ifdef DECODE_PANASONIC
long IRrecv::decodePanasonic (decode_results *results)
{
unsigned long long data = 0;
int offset = 1;
if (!MATCH_MARK(results->rawbuf[offset], PANASONIC_HDR_MARK)) return false ;
offset++;
if (!MATCH_MARK(results->rawbuf[offset], PANASONIC_HDR_SPACE)) return false ;
offset++;
// decode address
for (int i = 0; i < PANASONIC_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset++], PANASONIC_BIT_MARK)) return false ;
if (MATCH_SPACE(results->rawbuf[offset],PANASONIC_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset],PANASONIC_ZERO_SPACE)) data <<= 1 ;
else return false ;
offset++;
}
results->value = (unsigned long)data;
results->panasonicAddress = (unsigned int)(data >> 32);
results->decode_type = PANASONIC;
results->bits = PANASONIC_BITS;
return true;
}
#endif
//+=============================================================================
// JJJJJ V V CCCC
// J V V C
// J V V C
// J J V V C
// J V CCCC
//
#define JVC_BITS 16
#define JVC_HDR_MARK 8000
#define JVC_HDR_SPACE 4000
#define JVC_BIT_MARK 600
#define JVC_ONE_SPACE 1600
#define JVC_ZERO_SPACE 550
#define JVC_RPT_LENGTH 60000
#ifdef SEND_JVC
void IRsend::sendJVC (unsigned long data, int nbits, int repeat)
{
// Set IR carrier frequency
enableIROut(38);
// Only send the Header if this is NOT a repeat command
if (!repeat){
mark(JVC_HDR_MARK);
space(JVC_HDR_SPACE);
}
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(JVC_BIT_MARK);
space(JVC_ONE_SPACE);
} else {
mark(JVC_BIT_MARK);
space(JVC_ZERO_SPACE);
}
}
// Footer
mark(JVC_BIT_MARK);
space(0); // Always end with the LED off
}
#endif
//+========================================================
#ifdef DECODE_JVC
long IRrecv::decodeJVC (decode_results *results)
{
long data = 0;
int offset = 1; // Skip first space
// Check for repeat
if (irparams.rawlen - 1 == 33 &&
MATCH_MARK(results->rawbuf[offset], JVC_BIT_MARK) &&
MATCH_MARK(results->rawbuf[irparams.rawlen-1], JVC_BIT_MARK)) {
results->bits = 0;
results->value = REPEAT;
results->decode_type = JVC;
return true;
}
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], JVC_HDR_MARK)) return false ;
offset++;
if (irparams.rawlen < 2 * JVC_BITS + 1 ) return false ;
// Initial space
if (!MATCH_SPACE(results->rawbuf[offset], JVC_HDR_SPACE)) return false ;
offset++;
for (int i = 0; i < JVC_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset], JVC_BIT_MARK)) return false ;
offset++;
if (MATCH_SPACE(results->rawbuf[offset], JVC_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], JVC_ZERO_SPACE)) data <<= 1 ;
else return false ;
offset++;
}
// Stop bit
if (!MATCH_MARK(results->rawbuf[offset], JVC_BIT_MARK)) return false ;
// Success
results->bits = JVC_BITS;
results->value = data;
results->decode_type = JVC;
return true;
}
#endif
//+=============================================================================
// SSSS AAA MMM SSSS U U N N GGGG
// S A A M M M S U U NN N G
// SSS AAAAA M M M SSS U U N N N G GG
// S A A M M S U U N NN G G
// SSSS A A M M SSSS UUU N N GGG
//
#define SAMSUNG_BITS 32
#define SAMSUNG_HDR_MARK 5000
#define SAMSUNG_HDR_SPACE 5000
#define SAMSUNG_BIT_MARK 560
#define SAMSUNG_ONE_SPACE 1600
#define SAMSUNG_ZERO_SPACE 560
#define SAMSUNG_RPT_SPACE 2250
#ifdef SEND_SAMSUNG
void IRsend::sendSAMSUNG (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(38);
// Header
mark(SAMSUNG_HDR_MARK);
space(SAMSUNG_HDR_SPACE);
// Data
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(SAMSUNG_BIT_MARK);
space(SAMSUNG_ONE_SPACE);
} else {
mark(SAMSUNG_BIT_MARK);
space(SAMSUNG_ZERO_SPACE);
}
}
// Footer
mark(SAMSUNG_BIT_MARK);
space(0); // Always end with the LED off
}
#endif
//+========================================================
// SAMSUNGs have a repeat only 4 items long
//
#ifdef DECODE_SAMSUNG
long IRrecv::decodeSAMSUNG (decode_results *results)
{
long data = 0;
int offset = 1; // Skip first space
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], SAMSUNG_HDR_MARK)) return false ;
offset++;
// Check for repeat
if (irparams.rawlen == 4 &&
MATCH_SPACE(results->rawbuf[offset], SAMSUNG_RPT_SPACE) &&
MATCH_MARK(results->rawbuf[offset+1], SAMSUNG_BIT_MARK)) {
results->bits = 0;
results->value = REPEAT;
results->decode_type = SAMSUNG;
return true;
}
if (irparams.rawlen < 2 * SAMSUNG_BITS + 4) return false ;
// Initial space
if (!MATCH_SPACE(results->rawbuf[offset], SAMSUNG_HDR_SPACE)) return false ;
offset++;
for (int i = 0; i < SAMSUNG_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset], SAMSUNG_BIT_MARK)) return false ;
offset++;
if (MATCH_SPACE(results->rawbuf[offset], SAMSUNG_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], SAMSUNG_ZERO_SPACE)) data <<= 1 ;
else return false ;
offset++;
}
// Success
results->bits = SAMSUNG_BITS;
results->value = data;
results->decode_type = SAMSUNG;
return true;
}
#endif
//+=============================================================================
// L GGGG
// L G
// L G GG
// L G G
// LLLLL GGG
//
#define LG_BITS 28
#define LG_HDR_MARK 8000
#define LG_HDR_SPACE 4000
#define LG_BIT_MARK 600
#define LG_ONE_SPACE 1600
#define LG_ZERO_SPACE 550
#define LG_RPT_LENGTH 60000
#ifdef DECODE_LG
long IRrecv::decodeLG (decode_results *results)
{
long data = 0;
int offset = 1; // Skip first space
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], LG_HDR_MARK)) return false ;
offset++;
if (irparams.rawlen < 2 * LG_BITS + 1 ) return false ;
// Initial space
if (!MATCH_SPACE(results->rawbuf[offset], LG_HDR_SPACE)) return false ;
offset++;
for (int i = 0; i < LG_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset], LG_BIT_MARK)) return false ;
offset++;
if (MATCH_SPACE(results->rawbuf[offset], LG_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], LG_ZERO_SPACE)) data <<= 1 ;
else return false ;
offset++;
}
// Stop bit
if (!MATCH_MARK(results->rawbuf[offset], LG_BIT_MARK)) return false ;
// Success
results->bits = LG_BITS;
results->value = data;
results->decode_type = LG;
return true;
}
#endif
//+=============================================================================
// AAA IIIII W W AAA
// A A I W W A A
// AAAAA I W W W AAAAA
// A A I W W W A A
// A A IIIII WWW A A
//
// Baszed off the RC-T501 RCU
// Lirc file http://lirc.sourceforge.net/remotes/aiwa/RC-T501
//
#define AIWA_RC_T501_HZ 38
#define AIWA_RC_T501_BITS 15
#define AIWA_RC_T501_PRE_BITS 26
#define AIWA_RC_T501_POST_BITS 1
#define AIWA_RC_T501_SUM_BITS (AIWA_RC_T501_PRE_BITS + AIWA_RC_T501_BITS + AIWA_RC_T501_POST_BITS)
#define AIWA_RC_T501_HDR_MARK 8800
#define AIWA_RC_T501_HDR_SPACE 4500
#define AIWA_RC_T501_BIT_MARK 500
#define AIWA_RC_T501_ONE_SPACE 600
#define AIWA_RC_T501_ZERO_SPACE 1700
#ifdef SEND_AIWA_RC_T501
void IRsend::sendAiwaRCT501 (int code)
{
unsigned long pre = 0x0227EEC0; // 26-bits
int mask;
// Set IR carrier frequency
enableIROut(AIWA_RC_T501_HZ);
// Header
mark(AIWA_RC_T501_HDR_MARK);
space(AIWA_RC_T501_HDR_SPACE);
// Send "pre" data
for (unsigned long mask = 1 << (26 - 1); mask; mask >>= 1) {
mark(AIWA_RC_T501_BIT_MARK);
if (pre & mask) space(AIWA_RC_T501_ONE_SPACE) ;
else space(AIWA_RC_T501_ZERO_SPACE) ;
}
//-v- THIS CODE LOOKS LIKE IT MIGHT BE WRONG - CHECK!
// it only send 15bits and ignores the top bit
// then uses TOPBIT which is bit-31 to check the bit code
// I suspect TOPBIT should be changed to 0x00008000
// Skip firts code bit
code <<= 1;
// Send code
for (int i = 0; i < 15; i++) {
mark(AIWA_RC_T501_BIT_MARK);
if (code & TOPBIT) space(AIWA_RC_T501_ONE_SPACE) ;
else space(AIWA_RC_T501_ZERO_SPACE) ;
code <<= 1;
}
//-^- THIS CODE LOOKS LIKE IT MIGHT BE WRONG - CHECK!
// POST-DATA, 1 bit, 0x0
mark(AIWA_RC_T501_BIT_MARK);
space(AIWA_RC_T501_ZERO_SPACE);
mark(AIWA_RC_T501_BIT_MARK);
space(0);
}
#endif
//+=============================================================================
// Sends an IR mark for the specified number of microseconds.
// The mark output is modulated at the PWM frequency.
//
void IRsend::mark (int time)
{
TIMER_ENABLE_PWM; // Enable pin 3 PWM output
if (time > 0) delayMicroseconds(time);
}
//+=============================================================================
// Leave pin off for time (given in microseconds)
// Sends an IR space for the specified number of microseconds.
// A space is no output, so the PWM output is disabled.
//
void IRsend::space (int time)
{
TIMER_DISABLE_PWM; // Disable pin 3 PWM output
if (time > 0) delayMicroseconds(time);
}
//+=============================================================================
// Enables IR output. The khz value controls the modulation frequency in kilohertz.
// The IR output will be on pin 3 (OC2B).
// This routine is designed for 36-40KHz; if you use it for other values, it's up to you
// to make sure it gives reasonable results. (Watch out for overflow / underflow / rounding.)
// TIMER2 is used in phase-correct PWM mode, with OCR2A controlling the frequency and OCR2B
// controlling the duty cycle.
// There is no prescaling, so the output frequency is 16MHz / (2 * OCR2A)
// To turn the output on and off, we leave the PWM running, but connect and disconnect the output pin.
// A few hours staring at the ATmega documentation and this will all make sense.
// See my Secrets of Arduino PWM at http://arcfn.com/2009/07/secrets-of-arduino-pwm.html for details.
//
void IRsend::enableIROut (int khz)
{
// Disable the Timer2 Interrupt (which is used for receiving IR)
TIMER_DISABLE_INTR; //Timer2 Overflow Interrupt
pinMode(TIMER_PWM_PIN, OUTPUT);
digitalWrite(TIMER_PWM_PIN, LOW); // When not sending PWM, we want it low
// COM2A = 00: disconnect OC2A
// COM2B = 00: disconnect OC2B; to send signal set to 10: OC2B non-inverted
// WGM2 = 101: phase-correct PWM with OCRA as top
// CS2 = 000: no prescaling
// The top value for the timer. The modulation frequency will be SYSCLOCK / 2 / OCR2A.
TIMER_CONFIG_KHZ(khz);
}
//+=============================================================================
IRrecv::IRrecv (int recvpin)
{
irparams.recvpin = recvpin;
irparams.blinkflag = 0;
}
//+=============================================================================
// initialization
//
void IRrecv::enableIRIn ( )
{
cli();
// setup pulse clock timer interrupt
//Prescale /8 (16M/8 = 0.5 microseconds per tick)
// Therefore, the timer interval can range from 0.5 to 128 microseconds
// depending on the reset value (255 to 0)
TIMER_CONFIG_NORMAL();
//Timer2 Overflow Interrupt Enable
TIMER_ENABLE_INTR;
TIMER_RESET;
sei(); // enable interrupts
// initialize state machine variables
irparams.rcvstate = STATE_IDLE;
irparams.rawlen = 0;
// set pin modes
pinMode(irparams.recvpin, INPUT);
}
//+=============================================================================
// enable/disable blinking of pin 13 on IR processing
//
void IRrecv::blink13 (int blinkflag)
{
irparams.blinkflag = blinkflag;
if (blinkflag) pinMode(BLINKLED, OUTPUT) ;
}
//+=============================================================================
// TIMER2 interrupt code to collect raw data.
// Widths of alternating SPACE, MARK are recorded in rawbuf.
// Recorded in ticks of 50 microseconds.
// rawlen counts the number of entries recorded so far.
// First entry is the SPACE between transmissions.
// As soon as a SPACE gets long, ready is set, state switches to IDLE, timing of SPACE continues.
// As soon as first MARK arrives, gap width is recorded, ready is cleared, and new logging starts
//
ISR (TIMER_INTR_NAME)
{
TIMER_RESET;
uint8_t irdata = (uint8_t)digitalRead(irparams.recvpin);
irparams.timer++; // One more 50us tick
if (irparams.rawlen >= RAWBUF) irparams.rcvstate = STATE_STOP ; // Buffer overflow
switch(irparams.rcvstate) {
case STATE_IDLE: // In the middle of a gap
if (irdata == MARK) {
if (irparams.timer < GAP_TICKS) {
// Not big enough to be a gap.
irparams.timer = 0;
}
else {
// gap just ended, record duration and start recording transmission
irparams.rawlen = 0;
irparams.rawbuf[irparams.rawlen++] = irparams.timer;
irparams.timer = 0;
irparams.rcvstate = STATE_MARK;
}
}
break;
case STATE_MARK: // timing MARK
if (irdata == SPACE) { // MARK ended, record time
irparams.rawbuf[irparams.rawlen++] = irparams.timer;
irparams.timer = 0;
irparams.rcvstate = STATE_SPACE;
}
break;
case STATE_SPACE: // timing SPACE
if (irdata == MARK) { // SPACE just ended, record it
irparams.rawbuf[irparams.rawlen++] = irparams.timer;
irparams.timer = 0;
irparams.rcvstate = STATE_MARK;
}
else { // SPACE
if (irparams.timer > GAP_TICKS) {
// big SPACE, indicates gap between codes
// Mark current code as ready for processing
// Switch to STOP
// Don't reset timer; keep counting space width
irparams.rcvstate = STATE_STOP;
}
}
break;
case STATE_STOP: // waiting, measuring gap
if (irdata == MARK) irparams.timer = 0 ; // reset gap timer
break;
}
if (irparams.blinkflag) {
if (irdata == MARK) BLINKLED_ON() ; // turn pin 13 LED on
else BLINKLED_OFF() ; // turn pin 13 LED off
}
}
//+=============================================================================
void IRrecv::resume ( )
{
irparams.rcvstate = STATE_IDLE;
irparams.rawlen = 0;
}
//+=============================================================================
// Decodes the received IR message
// Returns 0 if no data ready, 1 if data ready.
// Results of decoding are stored in results
int IRrecv::decode (decode_results *results)
{
results->rawbuf = irparams.rawbuf;
results->rawlen = irparams.rawlen;
if (irparams.rcvstate != STATE_STOP) return false ;
#ifdef DECODE_NEC
DBG_PRINTLN("Attempting NEC decode");
if (decodeNEC(results)) return true ;
#endif
#ifdef DECODE_SONY
DBG_PRINTLN("Attempting Sony decode");
if (decodeSony(results)) return true ;
#endif
#ifdef DECODE_SANYO
DBG_PRINTLN("Attempting Sanyo decode");
if (decodeSanyo(results)) return true ;
#endif
#ifdef DECODE_MITSUBISHI
DBG_PRINTLN("Attempting Mitsubishi decode");
if (decodeMitsubishi(results)) return true ;
#endif
#ifdef DECODE_RC5
DBG_PRINTLN("Attempting RC5 decode");
if (decodeRC5(results)) return true ;
#endif
#ifdef DECODE_RC6
DBG_PRINTLN("Attempting RC6 decode");
if (decodeRC6(results)) return true ;
#endif
#ifdef DECODE_PANASONIC
DBG_PRINTLN("Attempting Panasonic decode");
if (decodePanasonic(results)) return true ;
#endif
#ifdef DECODE_LG
DBG_PRINTLN("Attempting LG decode");
if (decodeLG(results)) return true ;
#endif
#ifdef DECODE_JVC
DBG_PRINTLN("Attempting JVC decode");
if (decodeJVC(results)) return true ;
#endif
#ifdef DECODE_SAMSUNG
DBG_PRINTLN("Attempting SAMSUNG decode");
if (decodeSAMSUNG(results)) return true ;
#endif
#ifdef DECODE_WHYNTER
DBG_PRINTLN("Attempting Whynter decode");
if (decodeWhynter(results)) return true ;
#endif
#ifdef AIWA_RC_T501
DBG_PRINTLN("Attempting Aiwa RC-T501 decode");
if (decodeAiwaRCT501(results)) return true ;
#endif
// decodeHash returns a hash on any input.
// Thus, it needs to be last in the list.
// If you add any decodes, add them before this.
if (decodeHash(results)) return true ;
// Throw away and start over
resume();
return false;
}
//+=============================================================================
// Looks like Sony except for timings, 48 chars of data and time/space different
//
#define MITSUBISHI_BITS 16
// Mitsubishi RM 75501
// 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
// #define MITSUBISHI_HDR_MARK 250 // seen range 3500
#define MITSUBISHI_HDR_SPACE 350 // 7*50+100
#define MITSUBISHI_ONE_MARK 1950 // 41*50-100
#define MITSUBISHI_ZERO_MARK 750 // 17*50-100
// #define MITSUBISHI_DOUBLE_SPACE_USECS 800 // usually ssee 713 - not using ticks as get number wrapround
// #define MITSUBISHI_RPT_LENGTH 45000
#ifdef DECODE_MITSUBISHI
long IRrecv::decodeMitsubishi (decode_results *results)
{
// Serial.print("?!? decoding Mitsubishi:");Serial.print(irparams.rawlen); Serial.print(" want "); Serial.println( 2 * MITSUBISHI_BITS + 2);
long data = 0;
if (irparams.rawlen < 2 * MITSUBISHI_BITS + 2) return false ;
int offset = 0; // Skip first space
// Initial space
#if 0
// Put this back in for debugging - note can't use #DEBUG as if Debug on we don't see the repeat cos of the delay
Serial.print("IR Gap: ");
Serial.println( results->rawbuf[offset]);
Serial.println( "test against:");
Serial.println(results->rawbuf[offset]);
#endif
#if 0
// Not seeing double keys from Mitsubishi
if (results->rawbuf[offset] < MITSUBISHI_DOUBLE_SPACE_USECS) {
// Serial.print("IR Gap found: ");
results->bits = 0;
results->value = REPEAT;
results->decode_type = MITSUBISHI;
return true;
}
#endif
offset++;
// Typical
// 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
// Initial Space
if (!MATCH_MARK(results->rawbuf[offset], MITSUBISHI_HDR_SPACE)) return false ;
offset++;
while (offset + 1 < irparams.rawlen) {
if (MATCH_MARK(results->rawbuf[offset], MITSUBISHI_ONE_MARK)) data = (data << 1) | 1 ;
else if (MATCH_MARK(results->rawbuf[offset], MITSUBISHI_ZERO_MARK)) data <<= 1 ;
else return false ;
offset++;
if (!MATCH_SPACE(results->rawbuf[offset], MITSUBISHI_HDR_SPACE)) break ;
offset++;
}
// Success
results->bits = (offset - 1) / 2;
if (results->bits < MITSUBISHI_BITS) {
results->bits = 0;
return false;
}
results->value = data;
results->decode_type = MITSUBISHI;
return true;
}
#endif
//+=============================================================================
// Gets one undecoded level at a time from the raw buffer.
// The RC5/6 decoding is easier if the data is broken into time intervals.
// E.g. if the buffer has MARK for 2 time intervals and SPACE for 1,
// successive calls to getRClevel will return MARK, MARK, SPACE.
// offset and used are updated to keep track of the current position.
// t1 is the time interval for a single bit in microseconds.
// Returns -1 for error (measured time interval is not a multiple of t1).
//
int IRrecv::getRClevel (decode_results *results, int *offset, int *used, int t1)
{
if (*offset >= results->rawlen) return SPACE ; // After end of recorded buffer, assume SPACE.
int width = results->rawbuf[*offset];
int val = ((*offset) % 2) ? MARK : SPACE;
int correction = (val == MARK) ? MARK_EXCESS : - MARK_EXCESS;
int avail;
if (MATCH(width, t1 + correction)) avail = 1 ;
else if (MATCH(width, 2*t1 + correction)) avail = 2 ;
else if (MATCH(width, 3*t1 + correction)) avail = 3 ;
else return -1 ;
(*used)++;
if (*used >= avail) {
*used = 0;
(*offset)++;
}
DBG_PRINTLN( (val == MARK) ? "MARK" : "SPACE" );
return val;
}
//+=============================================================================
// Aiwa system
// Remote control RC-T501
// Lirc file http://lirc.sourceforge.net/remotes/aiwa/RC-T501
//
#ifdef DECODE_AIWA_RC_T501
long IRrecv::decodeAiwaRCT501 (decode_results *results)
{
int data = 0;
int offset = 1; // skip first garbage read
// Check SIZE
if (irparams.rawlen < 2 * (AIWA_RC_T501_SUM_BITS) + 4) return false ;
// Check HDR
if (!MATCH_MARK(results->rawbuf[offset], AIWA_RC_T501_HDR_MARK)) return false ;
offset++;
// Check HDR space
if (!MATCH_SPACE(results->rawbuf[offset], AIWA_RC_T501_HDR_SPACE)) return false ;
offset++;
offset += 26; // skip pre-data - optional
while(offset < irparams.rawlen - 4) {
if (MATCH_MARK(results->rawbuf[offset], AIWA_RC_T501_BIT_MARK)) offset++ ;
else return false ;
// ONE & ZERO
if (MATCH_SPACE(results->rawbuf[offset], AIWA_RC_T501_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], AIWA_RC_T501_ZERO_SPACE)) data <<= 1 ;
else break ; // End of one & zero detected
offset++;
}
results->bits = (offset - 1) / 2;
if (results->bits < 42) return false ;
results->value = data;
results->decode_type = AIWA_RC_T501;
return true;
}
#endif
//+=============================================================================
// hashdecode - decode an arbitrary IR code.
// Instead of decoding using a standard encoding scheme
// (e.g. Sony, NEC, RC5), the code is hashed to a 32-bit value.
//
// The algorithm: look at the sequence of MARK signals, and see if each one
// is shorter (0), the same length (1), or longer (2) than the previous.
// Do the same with the SPACE signals. Hszh the resulting sequence of 0's,
// 1's, and 2's to a 32-bit value. This will give a unique value for each
// different code (probably), for most code systems.
//
// http://arcfn.com/2010/01/using-arbitrary-remotes-with-arduino.html
//
// Compare two tick values, returning 0 if newval is shorter,
// 1 if newval is equal, and 2 if newval is longer
// Use a tolerance of 20%
//
int IRrecv::compare (unsigned int oldval, unsigned int newval)
{
if (newval < oldval * .8) return 0 ;
else if (oldval < newval * .8) return 2 ;
else return 1 ;
}
//+=============================================================================
// Use FNV hash algorithm: http://isthe.com/chongo/tech/comp/fnv/#FNV-param
// Converts the raw code values into a 32-bit hash code.
// Hopefully this code is unique for each button.
// This isn't a "real" decoding, just an arbitrary value.
//
#define FNV_PRIME_32 16777619
#define FNV_BASIS_32 2166136261
long IRrecv::decodeHash (decode_results *results)
{
// Require at least 6 samples to prevent triggering on noise
if (results->rawlen < 6) return false ;
long hash = FNV_BASIS_32;
for (int i = 1; (i + 2) < results->rawlen; i++) {
int value = compare(results->rawbuf[i], results->rawbuf[i+2]);
// Add value into the hash
hash = (hash * FNV_PRIME_32) ^ value;
}
results->value = hash;
results->bits = 32;
results->decode_type = UNKNOWN;
return true;
}
//+=============================================================================
// Sharp and DISH support by Todd Treece ( http://unionbridge.org/design/ircommand )
//
// The Dish send function needs to be repeated 4 times, and the Sharp function
// has the necessary repeat built in because of the need to invert the signal.
//
// Sharp protocol documentation:
// http://www.sbprojects.com/knowledge/ir/sharp.htm
//
// Here are the LIRC files that I found that seem to match the remote codes
// from the oscilloscope:
//
// Sharp LCD TV:
// http://lirc.sourceforge.net/remotes/sharp/GA538WJSA
//
// DISH NETWORK (echostar 301):
// http://lirc.sourceforge.net/remotes/echostar/301_501_3100_5100_58xx_59xx
//
// For the DISH codes, only send the last for characters of the hex.
// i.e. use 0x1C10 instead of 0x0000000000001C10 which is listed in the
// linked LIRC file.
//
#define SHARP_BITS 15
#define SHARP_BIT_MARK 245
#define SHARP_ONE_SPACE 1805
#define SHARP_ZERO_SPACE 795
#define SHARP_GAP 600000
#define SHARP_TOGGLE_MASK 0x3FF
#define SHARP_RPT_SPACE 3000
#ifdef SEND_SHARP
void IRsend::sendSharpRaw (unsigned long data, int nbits)
{
unsigned long invertdata = data ^ SHARP_TOGGLE_MASK;
enableIROut(38);
// Sending codes in bursts of 3 (normal, inverted, normal) makes transmission
// much more reliable. That's the exact behaviour of CD-S6470 remote control.
for (int n = 0; n < 3; n++) {
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(SHARP_BIT_MARK);
space(SHARP_ONE_SPACE);
} else {
mark(SHARP_BIT_MARK);
space(SHARP_ZERO_SPACE);
}
}
mark(SHARP_BIT_MARK);
space(SHARP_ZERO_SPACE);
delay(40);
data = data ^ SHARP_TOGGLE_MASK;
}
}
//+=============================================================================
// Sharp send compatible with data obtained through decodeSharp
//
void IRsend::sendSharp (unsigned int address, unsigned int command)
{
sendSharpRaw((address << 10) | (command << 2) | 2, 15);
}
#endif
//+=============================================================================
#define DISH_BITS 16
#define DISH_HDR_MARK 400
#define DISH_HDR_SPACE 6100
#define DISH_BIT_MARK 400
#define DISH_ONE_SPACE 1700
#define DISH_ZERO_SPACE 2800
#define DISH_RPT_SPACE 6200
#define DISH_TOP_BIT 0x8000
#ifdef SEND_DISH
void IRsend::sendDISH (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(56);
mark(DISH_HDR_MARK);
space(DISH_HDR_SPACE);
for (unsigned long mask = 1 << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(DISH_BIT_MARK);
space(DISH_ONE_SPACE);
} else {
mark(DISH_BIT_MARK);
space(DISH_ZERO_SPACE);
}
}
}
#endif
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