Index: MsgDefs.h
===================================================================
diff -u -r874231cdcb60d39c066329611f4e5cf287809221 -raebe9aa2b6e24169026b4d5d9ea08d6718a7b5fc
--- MsgDefs.h	(.../MsgDefs.h)	(revision 874231cdcb60d39c066329611f4e5cf287809221)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision aebe9aa2b6e24169026b4d5d9ea08d6718a7b5fc)
@@ -91,6 +91,7 @@
     MSG_ID_RO_GEN_PERMEATE_MODE_DATA = 0x3B,                                        ///< RO Gen Permeate data broadcast
     MSG_ID_DD_PRE_GEN_DIALYSATE_STATE_DATA = 0x3C,                                  ///< DD Pre-gen dialysate mode data
     MSG_ID_DD_POST_GEN_DIALYSATE_STATE_DATA = 0x3D,                                 ///< DD Post-gen dialysate mode data
+    MSG_ID_DD_PRE_GEN_DIALYSATE_REQUEST_DATA = 0x3E,                                ///< DD Pre Generate dialysate request data coming from TD.
 #ifdef __PUMPTEST__
     MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0,                                      ///< DD piston pump data
 #endif
@@ -206,6 +207,7 @@
     MSG_ID_DD_HEATERS_PWM_PERIOD_OVERIDE_REQUEST = 0xA03C,                          ///< DD heaters PWM period override request
     MSG_ID_DD_PRE_GEND_MODE_DATA_PUBLISH_OVERRIDE_REQUEST = 0xA03D,                 ///< DD Pre generate dialysate mode data publish interval override request
     MSG_ID_DD_POST_GEND_MODE_DATA_PUBLISH_OVERRIDE_REQUEST = 0xA03E,                ///< DD Post generate dialysate mode data publish interval override request
+    MSG_ID_DD_START_PRE_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST = 0xA03F,               ///< DD start pre-gen dialysate mode override request
 #ifdef __PUMPTEST__
     MSG_ID_DD_PISTON_PUMP_DATA_PUBLISH_OVERRIDE_REQUEST = 0xAF00,                   ///< DD piston pump data publish interval override request
     MSG_ID_DD_PISTON_PUMP_START_STOP_OVERRIDE_REQUEST = 0xAF01,                     ///< DD piston pump start/stop override request