Added sending for RECS80

Has not yet been tested

src/ir_RECS80.cpp

@@ -0,0 +1,49 @@
+#include "IRremote.h"
+#include "IRremoteInt.h"
+
+// RECS80
+// Documentation : http://www.sbprojects.com/knowledge/ir/recs80.php
+
+#define RECS80_MARK 158
+#define RECS80_ONE_SPACE 7426
+#define RECS80_ZERO_SPACE 4898 
+#if SEND_RECS80
+
+void IRsend::sendRECS80 (uint8_t address, uint8_t address_nbit, uint8_t command, uint8_t command_nbit) {
+  // address: 1 - 3 bits
+  // command: 1 - 7 bits
+
+  // Set IR carrier frequency
+  enableIROut(38);
+
+  // Header
+  mark(RECS80_MARK);
+  space(RECS80_ONE_SPACE);
+
+  // Address
+  for (uint8_t mask = 1 << (address_nbit - 1); mask; mask >>=1) {
+    mark(RECS80_MARK);
+
+    if (address & mask) {
+      space(RECS80_ONE_SPACE);
+    } else {
+      space(RECS80_ONE_ZERO);
+    }
+
+  }
+
+  // Command
+  for (uint8_t mask = 1 << (command_nbit - 1); mask; mask >>=1) {
+    mark(RECS80_MARK);
+
+    if (command & mask) {
+      space(RECS80_ONE_SPACE);
+    } else {
+      space(RECS80_ONE_ZERO);
+    }
+
+  }
+}
+
+
+#endif // SEND_RECS80