Index: MsgDefs.h
===================================================================
diff -u -r464ac01aef9dafa072092627a7cc383aa1f35485 -rf22b09b139a18092ee6d316b2ea6ff096da4d0f5
--- MsgDefs.h	(.../MsgDefs.h)	(revision 464ac01aef9dafa072092627a7cc383aa1f35485)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision f22b09b139a18092ee6d316b2ea6ff096da4d0f5)
@@ -50,6 +50,9 @@
     MSG_ID_SET_DG_DIALYSATE_TEMP_TARGETS = 0x19,                        ///< HD provides DG with dialysate temperature set points.
     MSG_ID_TREATMENT_PARAM_CHANGE_RANGES = 0x1A,                        ///< HD provides several parameter change ranges as they evolve over treatment duration
     MSG_ID_USER_TREATMENT_TIME_CHANGE_RESPONSE = 0x1B,                  ///< HD response to user request to change treatment duration.
+    MSG_ID_REQUEST_FW_VERSIONS = 0x1C,                                  ///< UI request for f/w versions.
+    MSG_ID_HD_VERSION = 0x1D,                                           ///< HD f/w version.
+    MSG_ID_DG_VERSION = 0x1E,                                           ///< DG f/w version.
 
     // service/test CAN messages