Index: firmware/App/DDCommon.h
===================================================================
diff -u -rdd384339ab454b41ebc280beb5340496f8521450 -rc5b32105147022c139b003a20b0d3fac0c192486
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision dd384339ab454b41ebc280beb5340496f8521450)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision c5b32105147022c139b003a20b0d3fac0c192486)
@@ -46,6 +46,13 @@
 //#define ENABLE_ALARM_2
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1
+
+//Uncomment below for spent chamber filling
+//#define __SPENT_CHAMBER_FILL__    1
+
+//Uncomment below for bicarb chamber filling
+//#define __BICARB_CHAMBER_FILL__   1
+
     #include <stdio.h>
     #include <strings.h>
 #endif