Initial commit from Irremote.zip

IRremote.h

@@ -0,0 +1,94 @@
+/*
+ * IRremote
+ * Version 0.1 July, 2009
+ * Copyright 2009 Ken Shirriff
+ * For details, see http://arcfn.com/2009/08/multi-protocol-infrared-remote-library.htm http://arcfn.com
+ *
+ * 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/
+ */
+
+#ifndef IRremote_h
+#define IRremote_h
+
+// The following are compile-time library options.
+// If you change them, recompile the library.
+// 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 TEST
+
+// Results returned from the decoder
+class decode_results {
+public:
+  int decode_type; // NEC, SONY, RC5, UNKNOWN
+  unsigned long value; // Decoded value
+  int bits; // Number of bits in decoded value
+  volatile unsigned int *rawbuf; // Raw intervals in .5 us ticks
+  int rawlen; // Number of records in rawbuf.
+};
+
+// Values for decode_type
+#define NEC 1
+#define SONY 2
+#define RC5 3
+#define RC6 4
+#define UNKNOWN -1
+
+// Decoded value for NEC when a repeat code is received
+#define REPEAT 0xffffffff
+
+// main class for receiving IR
+class IRrecv
+{
+public:
+  IRrecv(int recvpin);
+  void blink13(int blinkflag);
+  int decode(decode_results *results);
+  void enableIRIn();
+  void resume();
+private:
+  // These are called by decode
+  int getRClevel(decode_results *results, int *offset, int *used, int t1);
+  long decodeNEC(decode_results *results);
+  long decodeSony(decode_results *results);
+  long decodeRC5(decode_results *results);
+  long decodeRC6(decode_results *results);
+} 
+;
+
+// Only used for testing; can remove virtual for shorter code
+#ifdef TEST
+#define VIRTUAL virtual
+#else
+#define VIRTUAL
+#endif
+
+class IRsend
+{
+public:
+  IRsend() {}
+  void sendNEC(unsigned long data, int nbits);
+  void sendSony(unsigned long data, int nbits);
+  void sendRaw(unsigned int buf[], int len, int hz);
+  void sendRC5(unsigned long data, int nbits);
+  void sendRC6(unsigned long data, int nbits);
+  // private:
+  void enableIROut(int khz);
+  VIRTUAL void mark(int usec);
+  VIRTUAL void space(int usec);
+}
+;
+
+// Some useful constants
+
+#define USECPERTICK 50  // microseconds per clock interrupt tick
+#define RAWBUF 76 // Length of raw duration buffer
+
+// Marks tend to be 100us too long, and spaces 100us too short
+// when received due to sensor lag.
+#define MARK_EXCESS 100
+
+#endif