Diff: ir_Sony.cpp

Revision:

0:70c8e56bac45

Child:

5:a4dfe2bb80b9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ir_Sony.cpp	Sat Jan 23 06:16:48 2016 +0000
@@ -0,0 +1,95 @@
+#include "IRremote.h"
+#include "IRremoteInt.h"
+
+//==============================================================================
+//                           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
+
+//+=============================================================================
+#if 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 = 1UL << (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
+
+//+=============================================================================
+#if DECODE_SONY
+bool  IRrecv::decodeSony (decode_results *results)
+{
+	long  data   = 0;
+	int   offset = 0;  // Dont skip first space, check its size
+
+	if (irparams.rawlen < (2 * SONY_BITS) + 2)  return false ;
+
+	// 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 ;
+
+	while (offset + 1 < irparams.rawlen) {
+		if (!MATCH_SPACE(results->rawbuf[offset++], SONY_HDR_SPACE))  break ;
+
+		if      (MATCH_MARK(results->rawbuf[offset], SONY_ONE_MARK))   data = (data << 1) | 1 ;
+		else if (MATCH_MARK(results->rawbuf[offset], SONY_ZERO_MARK))  data = (data << 1) | 0 ;
+		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
+