Index: firmware/App/DDCommon.h
===================================================================
diff -u -re156ebe15a34ef907fe8d118c92237659cf6b4e5 -r1cd9bf024ebcb865fbab3eeb8dc987b8a3c89f6a
--- firmware/App/DDCommon.h	(.../DDCommon.h)	(revision e156ebe15a34ef907fe8d118c92237659cf6b4e5)
+++ firmware/App/DDCommon.h	(.../DDCommon.h)	(revision 1cd9bf024ebcb865fbab3eeb8dc987b8a3c89f6a)
@@ -51,6 +51,9 @@
 //Uncomment below for bicarb chamber filling
 //#define __BICARB_CHAMBER_FILL__   1
 
+//Uncomment below for Maxon controller speed change
+//#define __MAXON_SPEED_UPDATE__    1
+
 //Uncomment below to disable heaters debug message
 #define __HEATERS_DEBUG__         1