Index: firmware/App/DDCommon.h
===================================================================
diff -u -r3ad6e01b0818a8251a83ee48d044dbe07658830a -rb36ca0b49c410f690519c0622990825fd5dba500
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 3ad6e01b0818a8251a83ee48d044dbe07658830a)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision b36ca0b49c410f690519c0622990825fd5dba500)
@@ -28,6 +28,7 @@
 #define DD_VERSION_BUILD    11
 
 
+
 // ********** development build switches **********
 
 #ifndef _RELEASE_
@@ -37,17 +38,14 @@
 //Uncomment the below line for new dosing pump testing
 //#define __PUMPTEST__            1
 
-//Uncomment below line for future hardware version
-//#define __ALPHA_AO_VER__        1
-
 //Uncomment below for dialysate pump PI testing
 //#define __PITEST__              1
 
 //Uncomment below if diener concentrate pump used
 #define __DIENER_CONC_PUMP__      1
 
 //Uncomment below if beta hardware is used
-#define __BETA_HW_VER__           1
+//#define __BETA_HW_VER__           1
 
 //Uncomment below if barometric pressure sensor reading available
 //#define __BARO_PRES_SENSOR__      1
@@ -58,6 +56,9 @@
 //Uncomment below once characterization/study completed
 //#define ENABLE_ALARM_2
 
+//Uncomment below if balancing chamber pressure alarm is required
+#define __BC_PRESSURE_ALARM__     1
+
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1