 // Uncomment exactly one of the following CONFIG_... lines to select which board is being built for.
-//#define CONFIG_Trial2013Winter_Round2_CC1HUB // REV2 cut4 as CC1 hub.
-#define CONFIG_REV9 // REV9 as CC1 relay, cut 2 of the board.
+#define CONFIG_Trial2013Winter_Round2_CC1HUB // REV2 cut4 as CC1 hub.
+//#define CONFIG_REV9 // REV9 as CC1 relay, cut 2 of the board.
+
+#define DEBUG // Uncomment for debug output.
 
 #include <Arduino.h>
 #include <Wire.h>

  if(buflen < 8) { return(false); }
  const uint8_t t = buf[0];
  if((OTRadioLink::FTp2_CC1Alert != t) && (OTRadioLink::FTp2_CC1PollResponse != t)) { return(false); }
  buflen = 8; // Truncate message to correct size for efficiency.
  return(true); // Accept message.
  }
#endif


  const uint8_t firstByte = msg[0];

  switch(firstByte)
    {
    default: // Reject unrecognised leading type byte.
