daily_automated

trunk/Arduino/libraries/IRremote/src/ir_JVC.cpp

@@ -0,0 +1,99 @@
+#include "IRremote.h"
+
+//==============================================================================
+//                             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_HEADER_MARK    8400
+#define JVC_HEADER_SPACE   4200
+#define JVC_BIT_MARK        600
+#define JVC_ONE_SPACE      1600
+#define JVC_ZERO_SPACE      550
+#define JVC_REPEAT_SPACE  50000
+
+//+=============================================================================
+// JVC does NOT repeat by sending a separate code (like NEC does).
+// The JVC protocol repeats by skipping the header.
+// To send a JVC repeat signal, send the original code value
+//   and set 'repeat' to true
+//
+// JVC commands sometimes need to be sent two or three times with 40 to 60 ms pause in between.
+//
+#if SEND_JVC
+void IRsend::sendJVC(unsigned long data, int nbits, bool repeat) {
+    // Set IR carrier frequency
+    enableIROut(38);
+
+    // Only send the Header if this is NOT a repeat command
+    if (!repeat) {
+        mark(JVC_HEADER_MARK);
+        space(JVC_HEADER_SPACE);
+    }
+
+    // Data
+    sendPulseDistanceWidthData(JVC_BIT_MARK, JVC_ONE_SPACE, JVC_BIT_MARK, JVC_ZERO_SPACE, data, nbits);
+
+// Footer
+    mark(JVC_BIT_MARK);
+    space(0);  // Always end with the LED off
+}
+#endif
+
+//+=============================================================================
+#if DECODE_JVC
+bool IRrecv::decodeJVC() {
+    long data = 0;
+    int offset = 1; // Skip first space
+
+    // Check for repeat
+    if ((results.rawlen - 1 == 33) && MATCH_MARK(results.rawbuf[offset], JVC_BIT_MARK)
+            && MATCH_MARK(results.rawbuf[results.rawlen - 1], JVC_BIT_MARK)) {
+        results.bits = 0;
+        results.value = REPEAT;
+        results.isRepeat = true;
+        results.decode_type = JVC;
+        return true;
+    }
+
+    // Initial mark
+    if (!MATCH_MARK(results.rawbuf[offset], JVC_HEADER_MARK)) {
+        return false;
+    }
+    offset++;
+
+    if (results.rawlen < (2 * JVC_BITS) + 1) {
+        return false;
+    }
+
+    // Initial space
+    if (!MATCH_SPACE(results.rawbuf[offset], JVC_HEADER_SPACE)) {
+        return false;
+    }
+    offset++;
+
+    data = decodePulseDistanceData(JVC_BITS, offset, JVC_BIT_MARK, JVC_ONE_SPACE, JVC_ZERO_SPACE);
+
+    // 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;
+}
+bool IRrecv::decodeJVC(decode_results *aResults) {
+    bool aReturnValue = decodeJVC();
+    *aResults = results;
+    return aReturnValue;
+}
+#endif
+