Added Whynter A/C remote protocol

Tested with Whynter ARC-110WD

IRremote.cpp

@@ -15,6 +15,7 @@
  *
  * 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"
@@ -93,6 +94,27 @@ void IRsend::sendNEC(unsigned long data, int nbits)
   space(0);
 }
 
+void IRsend::sendWhynter(unsigned long data, int nbits) {
+	enableIROut(38);
+	mark(WHYNTER_ZERO_MARK);
+	space(WHYNTER_ZERO_SPACE);
+	mark(WHYNTER_HDR_MARK);
+	space(WHYNTER_HDR_SPACE);
+    for (int i = 0; i < nbits; i++) {
+      if (data & TOPBIT) {
+        mark(WHYNTER_ONE_MARK);
+        space(WHYNTER_ONE_SPACE);
+      } 
+      else {
+        mark(WHYNTER_ZERO_MARK);
+        space(WHYNTER_ZERO_SPACE);
+      }
+      data <<= 1;
+    }
+	mark(WHYNTER_ZERO_MARK);
+	space(WHYNTER_ZERO_SPACE);
+}
+
 void IRsend::sendSony(unsigned long data, int nbits) {
   enableIROut(40);
   mark(SONY_HDR_MARK);
@@ -478,6 +500,12 @@ int IRrecv::decode(decode_results *results) {
   if (decodeSAMSUNG(results)) {
     return DECODED;
   }
+#ifdef DEBUG
+  Serial.println("Attempting Whynter decode");
+#endif
+  if (decodeWhynter(results)) {
+    return DECODED;
+  }
   // 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.
@@ -590,6 +618,65 @@ long IRrecv::decodeSony(decode_results *results) {
   return DECODED;
 }
 
+long IRrecv::decodeWhynter(decode_results *results) {
+  long data = 0;
+  
+  if (irparams.rawlen < 2 * WHYNTER_BITS + 6) {
+     return ERR;
+  }
+  
+  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 ERR;
+  }
+  offset++;
+  if (!MATCH_SPACE(results->rawbuf[offset], WHYNTER_ZERO_SPACE)) {
+    return ERR;
+  }
+  offset++;
+
+  // header mark and space
+  if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_HDR_MARK)) {
+    return ERR;
+  }
+  offset++;
+  if (!MATCH_SPACE(results->rawbuf[offset], WHYNTER_HDR_SPACE)) {
+    return ERR;
+  }
+  offset++;
+
+  // data bits
+  for (int i = 0; i < WHYNTER_BITS; i++) {
+    if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) {
+      return ERR;
+    }
+    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 ERR;
+    }
+    offset++;
+  }
+  
+  // trailing mark
+  if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) {
+    return ERR;
+  }
+  // Success
+  results->bits = WHYNTER_BITS;
+  results->value = data;
+  results->decode_type = WHYNTER;
+  return DECODED;
+}
+
+
 // I think this is a Sanyo decoder - serial = SA 8650B
 // Looks like Sony except for timings, 48 chars of data and time/space different
 long IRrecv::decodeSanyo(decode_results *results) {

IRremote.h

@@ -10,7 +10,8 @@
  * 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)
+ * LG added by Darryl Smith (based on the JVC protocol)
+ * Whynter A/C ARC-110WD added by Francesco Meschia
  */
 
 #ifndef IRremote_h
@@ -21,7 +22,7 @@
 // If DEBUG is defined, a lot of debugging output will be printed during decoding.
 // TEST must be defined for the IRtest unittests to work.  It will make some
 // methods virtual, which will be slightly slower, which is why it is optional.
-// #define DEBUG
+//#define DEBUG
 // #define TEST
 
 // Results returned from the decoder
@@ -51,6 +52,7 @@ public:
 #define MITSUBISHI 10
 #define SAMSUNG 11
 #define LG 12
+#define WHYNTER 13
 #define UNKNOWN -1
 
 // Decoded value for NEC when a repeat code is received
@@ -78,11 +80,11 @@ private:
   long decodeLG(decode_results *results);
   long decodeJVC(decode_results *results);
   long decodeSAMSUNG(decode_results *results);
+  long decodeWhynter(decode_results *results);
   long decodeHash(decode_results *results);
   int compare(unsigned int oldval, unsigned int newval);
 
-} 
-;
+} ;
 
 // Only used for testing; can remove virtual for shorter code
 #ifdef TEST
@@ -95,6 +97,7 @@ class IRsend
 {
 public:
   IRsend() {}
+  void sendWhynter(unsigned long data, int nbits);
   void sendNEC(unsigned long data, int nbits);
   void sendSony(unsigned long data, int nbits);
   // Neither Sanyo nor Mitsubishi send is implemented yet
@@ -113,8 +116,7 @@ public:
   void enableIROut(int khz);
   VIRTUAL void mark(int usec);
   VIRTUAL void space(int usec);
-}
-;
+} ;
 
 // Some useful constants
 

IRremoteInt.h

@@ -11,6 +11,7 @@
  * 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)
+ * Whynter A/C ARC-110WD added by Francesco Meschia
  */
 
 #ifndef IRremoteint_h
@@ -94,6 +95,14 @@
 // Pulse parms are *50-100 for the Mark and *50+100 for the space
 // First MARK is the one after the long gap
 // pulse parameters in usec
+#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
+
 #define NEC_HDR_MARK	9000
 #define NEC_HDR_SPACE	4500
 #define NEC_BIT_MARK	560
@@ -227,6 +236,7 @@ extern volatile irparams_t irparams;
 #define JVC_BITS 16
 #define LG_BITS 28
 #define SAMSUNG_BITS 32
+#define WHYNTER_BITS 32
 
 
 

examples/IRrecvDump/IRrecvDump.ino

@@ -55,6 +55,9 @@ void dump(decode_results *results) {
   else if (results->decode_type == JVC) {
      Serial.print("Decoded JVC: ");
   }
+  else if (results->decode_type == WHYNTER) {
+     Serial.print("Decoded Whynter: ");
+  }
   Serial.print(results->value, HEX);
   Serial.print(" (");
   Serial.print(results->bits, DEC);