Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -r106e58f4292b0b970a3c2084af19dca26682edc5 -r0c448c80b7715bdafadb963a6e3139a2311911c3
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 106e58f4292b0b970a3c2084af19dca26682edc5)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 0c448c80b7715bdafadb963a6e3139a2311911c3)
@@ -187,7 +187,8 @@
     MSG_ID_UI_RECIRCULATE_REQUEST = 0xA6
     MSG_ID_TD_RECIRCULATE_RESPONSE = 0xA7
     MSG_ID_TD_RECIRCULATE_DATA = 0xA8
-
+    MSG_ID_DD_SUBSTITUTION_PUMP_DATA = 0xA9
+    
     MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0
 
     MSG_ID_TD_TESTER_LOGIN_REQUEST = 0x8000
@@ -354,11 +355,26 @@
     MSG_ID_DD_BICARB_CHAMBER_FILL_REQUEST_OVERRIDE_REQUEST = 0xA059
     MSG_ID_DD_BICART_DRAIN_REQUEST_OVERRIDE_REQUEST = 0xA05A
     MSG_ID_DD_BICART_CARTRIDGE_SELECT_OVERRIDE_REQUEST = 0xA05B
-    MSG_ID_DD_FLOATER_LEVEL_OVERRIDE_REQUEST = 0xA05C
+    MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST = 0xA05C
+    MSG_ID_DD_CONDUCTIVITY_SENSOR_RESISTANCE_OVERRIDE_REQUEST = 0xA05D
+    MSG_ID_DD_CONDUCTIVITY_SENSOR_VERSION_REQUEST = 0xA05E
+    MSG_ID_DD_CONDUCTIVITY_SENSOR_VERSION_RESPONSE = 0xA05F,
+    MSG_ID_DD_BICARB_MIX_VOL_CONTROL_KP_GAIN_COEFF_OVERRIDE_REQUEST = 0xA060
+    MSG_ID_DD_BICARB_MIX_VOL_CONTROL_KI_GAIN_COEFF_OVERRIDE_REQUEST = 0xA061
+    MSG_ID_DD_ACID_MIX_VOL_CONTROL_KP_GAIN_COEFF_OVERRIDE_REQUEST = 0xA062
+    MSG_ID_DD_ACID_MIX_VOL_CONTROL_KI_GAIN_COEFF_OVERRIDE_REQUEST = 0xA063
+    MSG_ID_DD_ACID_MIX_VOL_OVERRIDE_REQUEST = 0xA064
+    MSG_ID_DD_BICARB_MIX_VOL_OVERRIDE_REQUEST = 0xA065
+    MSG_ID_DD_BICARB_TARGET_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA066
+    MSG_ID_DD_BICARB_DELTA_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA067
+    MSG_ID_DD_DIALYSATE_TARGET_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA068
+    MSG_ID_DD_DIALYSATE_DELTA_CONDUCTIVITY_OVERRIDE_REQUEST = 0xA069
+    MSG_ID_DD_BICART_UPPER_PRESSURE_OVERRIDE_REQUEST = 0xA06A
+    MSG_ID_DD_BICART_LOWER_PRESSURE_OVERRIDE_REQUEST = 0xA06B
+    MSG_ID_DD_FLOATER_LEVEL_OVERRIDE_REQUEST = 0xA06C
+    MSG_ID_DD_SUBSTITUTION_PUMP_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xA06D
+    MSG_ID_DD_SUBSTITUTION_PUMP_START_STOP_OVERRIDE_REQUEST = 0xA06E
 
-    MSG_ID_DD_SET_CONDUCTIVITY_MODEL_REQUEST = 0xA100
-    MSG_ID_DD_CONDUCTIVITY_SENSOR_RESISTANCE_OVERRIDE_REQUEST = 0xA101
-
     # Placeholder messages
     MSG_ID_DD_ALARM_STATE_OVERRIDE_REQUEST = 0xAF03
     MSG_ID_DD_STOP_GEN_DIALYSATE_MODE_OVERRIDE_REQUEST = 0xAF04