now also decoding the 'repeat' code.

[moodlight.git] / ircontrol.c

diff --git a/ircontrol.c b/ircontrol.c
index 7ae665a41b439f89f296d4fc0508ae1363554a38..e0e5317927a36c722d96a00738e68feab63242dc 100644 (file)
--- a/ircontrol.c
+++ b/ircontrol.c
@@ -1,4 +1,4 @@
-/* $Id: ircontrol.c,v 1.2 2010/06/27 22:20:39 simimeie Exp $
+/* $Id: ircontrol.c,v 1.4 2010/06/27 23:05:55 simimeie Exp $
  * Functions for the infrared receiver
  *
  * The infrared receiver is connected to PB0 / PCINT0.
@@ -24,16 +24,17 @@
 
 /* For NEC, we start with a 9000 us pulse, then 4500 us silence.
  * Then the bits follow:
- * a 0 is a 560 us pulse followed by 1690 us of silence.
- * a 1 is a 560 us pulse followed by  560 us of silence.
+ * a 1 is a 560 us pulse followed by 1690 us of silence.
+ * a 0 is a 560 us pulse followed by  560 us of silence.
  * These values equal the following cpu cycle counts:
  *  9000 us = 72000 cc, 4500 us = 36000 cc, 560 us = 4480, 1690 us = 13520 cc
  */
 #define NECSTARTLEN1 ((CPUFREQ *   9UL) / 1000UL)
 #define NECSTARTLEN2 ((CPUFREQ *  45UL) / 10000UL)
 #define NECPULSELEN  ((CPUFREQ *  56UL) / 100000UL)
-#define NECONELEN    ((CPUFREQ * 112UL) / 100000UL)
-#define NECZEROLEN   ((CPUFREQ * 225UL) / 100000UL)
+#define NECZEROLEN   ((CPUFREQ * 112UL) / 100000UL)
+#define NECONELEN    ((CPUFREQ * 225UL) / 100000UL)
+#define NECREPEATLEN ((CPUFREQ * 225UL) / 100000UL)
 
 /* the NEC code contains 4 bytes, sent with LSB first:
  * 0+1 are either the "extended address" or "address and inverted address".
@@ -120,6 +121,11 @@ ISR(PCINT0_vect) {
           curcodebit = 0;
           codebytes[0] = codebytes[1] = codebytes[2] = codebytes[3] = 0;
         }
+    } else if ((ts0diff >= (( 8 * NECREPEATLEN) / 10))
+            && (ts0diff <= ((12 * NECREPEATLEN) / 10))) {
+        if (curcodebit == 0xfe) {
+          console_printpgm_P(PSTR(".REP."));
+        }
     }
     last1irqts = curirqts;
   }