Index: DDDefs.h
===================================================================
diff -u -r78128d9126978673733e2e1b24e88ac72f6a3571 -rc34df760b62569baefc61aca92500291d001d133
--- DDDefs.h	(.../DDDefs.h)	(revision 78128d9126978673733e2e1b24e88ac72f6a3571)
+++ DDDefs.h	(.../DDDefs.h)	(revision c34df760b62569baefc61aca92500291d001d133)
@@ -36,6 +36,7 @@
     DD_MODE_GEND,                       ///< Generate Dialysate mode
     DD_MODE_POSG,                       ///< Post Dialysate Generation mode
     DD_MODE_HEAT,                       ///< Heat Disinfect mode
+    DD_MODE_FLUS,                       ///< Flush mode
     DD_MODE_HCOL,                       ///< Heat Disinfect cooling mode
     DD_MODE_ROPS,                       ///< RO permeate sample mode
     DD_MODE_UPDT,                       ///< Update mode
@@ -294,6 +295,11 @@
 enum DD_Command
 {
     DD_CMD_NONE = 0,                           ///< Not a command
+    DD_CMD_START_FLUSH,                             ///< Command to request DD to start flush
+    DD_CMD_START_DISINFECT_HEAT,
+    DD_CMD_START_DISINFECT_CITRIC_DD,
+    DD_CMD_START_DISINFECT_CITRIC_DD_IOFP,
+    DD_CMD_START_DISINFECT_SUBSTITUTION_PORT,
     NUM_OF_DD_COMMANDS                         ///< Number of DD commands
 };
 typedef enum DD_Command DD_COMMAND_T;          ///< Type for DD commands enumeration