Diff: ir_Sharp.cpp

Revision:

0:70c8e56bac45

Child:

3:17440cf7ab90

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ir_Sharp.cpp	Sat Jan 23 06:16:48 2016 +0000
@@ -0,0 +1,71 @@
+#include "IRremote.h"
+#include "IRremoteInt.h"
+
+//==============================================================================
+//                       SSSS  H   H   AAA   RRRR   PPPP
+//                      S      H   H  A   A  R   R  P   P
+//                       SSS   HHHHH  AAAAA  RRRR   PPPP
+//                          S  H   H  A   A  R  R   P
+//                      SSSS   H   H  A   A  R   R  P
+//==============================================================================
+
+// Sharp and DISH support by Todd Treece: http://unionbridge.org/design/ircommand
+//
+// The send 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 is the LIRC file I found that seems to match the remote codes from the
+// oscilloscope:
+//   Sharp LCD TV:
+//   http://lirc.sourceforge.net/remotes/sharp/GA538WJSA
+
+#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_RPT_SPACE      3000
+
+#define SHARP_TOGGLE_MASK  0x3FF
+
+//+=============================================================================
+#if SEND_SHARP
+void  IRsend::sendSharpRaw (unsigned long data,  int nbits)
+{
+	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 = 1UL << (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;
+	}
+}
+#endif
+
+//+=============================================================================
+// Sharp send compatible with data obtained through decodeSharp()
+//                                                  ^^^^^^^^^^^^^ FUNCTION MISSING!
+//
+#if SEND_SHARP
+void  IRsend::sendSharp (unsigned int address,  unsigned int command)
+{
+	sendSharpRaw((address << 10) | (command << 2) | 2, SHARP_BITS);
+}
+#endif