Index: .gitignore
===================================================================
diff -u -r8a4783c11ec826a2b84480ffb6b033edcac12954 -r908be8a294b5ff1216e02dcdfd0128e8037a1107
--- .gitignore	(.../.gitignore)	(revision 8a4783c11ec826a2b84480ffb6b033edcac12954)
+++ .gitignore	(.../.gitignore)	(revision 908be8a294b5ff1216e02dcdfd0128e8037a1107)
@@ -25,4 +25,5 @@
 docs/source/dialin.common.rst
 *.swp
 testsuites
+squishtesting
 *.pyc
Index: dialin/common/msg_defs.py
===================================================================
diff -u -rf7cd7cb24f34bc40f718ecd8824c600ee1565134 -r908be8a294b5ff1216e02dcdfd0128e8037a1107
--- dialin/common/msg_defs.py	(.../msg_defs.py)	(revision f7cd7cb24f34bc40f718ecd8824c600ee1565134)
+++ dialin/common/msg_defs.py	(.../msg_defs.py)	(revision 908be8a294b5ff1216e02dcdfd0128e8037a1107)
@@ -89,15 +89,17 @@
     MSG_ID_DG_PRIMING_STATUS_DATA = 0x43                        # HD priming status during cartridge prime
     MSG_ID_DG_UV_REACTORS_DATA = 0x44                           # DG broadcast UV reactors data
     MSG_ID_DG_THERMISTORS_DATA = 0x45                           # DG broadcast thermistors data
-    MSG_ID_UI_PRESSURE_LIMITS_CHANGE_REQUEST = 0x46             # DG broadcast thermistors data
-    MSG_ID_HD_PRESSURE_LIMITS_CHANGE_RESPONSE = 0x47            # DG broadcast thermistors data
+    MSG_ID_UI_PRESSURE_LIMITS_CHANGE_REQUEST = 0x46             # UI request to change pressure limits
+    MSG_ID_HD_PRESSURE_LIMITS_CHANGE_RESPONSE = 0x47            # HD response to change pressure limits request
     MSG_ID_DG_FANS_DATA = 0x48                                  # DG broadcast fans data
     MSG_ID_HD_CALIBRATION_DATA = 0x49                           # HD broadcast calibration data
     MSG_ID_DG_CALIBRATION_DATA = 0x4A                           # DG broadcast calibration data
-    MSG_ID_HD_HEPARIN_PAUSE_RESUME_RESPONSE = 0x4C              # HD Heparin Pause/Resume Response
-    MSG_ID_HD_HEPARIN_DATA = 0x4D                               # HD Broadcast heparin data
-    MSG_ID_UI_PRE_TREATMENT_UF_REQUEST = 0x4F                   # UI UF Initialization Request
-    MSG_ID_HD_PRE_TREATMENT_UF_RESPONSE = 0x50                  # HD response to user request to adjust the ultrafiltration in pre-treatment
+    MSG_ID_UI_HEPARIN_PAUSE_RESUME_REQUEST = 0x4B               # UI request to pause/resume Heparin delivery
+    MSG_ID_HD_HEPARIN_PAUSE_RESUME_RESPONSE = 0x4C              # HD response to pause/resume Heparing delivery request
+    MSG_ID_HD_HEPARIN_DATA_BROADCAST = 0x4D                     # HD broadcast of Heparin delivery data
+    MSG_ID_UI_SET_ALARM_AUDIO_VOLUME_LEVEL_CMD = 0x4E           # UI command to set alarm audio volume level
+    MSG_ID_UI_SET_UF_VOLUME_PARAMETER = 0x4F                    # UI request to validate new ultrafiltration volume treatment parameter
+    MSG_ID_HD_SET_UF_VOLUME_PARAMETER_RESPONSE = 0x50           # HD response to new treatment parameters set
 
     MSG_ID_CAN_ERROR_COUNT = 0x999                              # test code in support of EMC testing
 
@@ -115,7 +117,7 @@
     MSG_ID_BLOOD_PUMP_MC_MEAS_SPEED_OVERRIDE = 0x800A           # Blood pump motor controller speed override request
     MSG_ID_BLOOD_PUMP_MC_MEAS_CURR_OVERRIDE = 0x800B            # Blood pump motor controller current override request
     MSG_ID_BLOOD_FLOW_SEND_INTERVAL_OVERRIDE = 0x800C           # Blood flow broadcast interval override request
-    MSG_ID_ALARM_STATUS_SEND_INTERVAL_OVERRIDE = 0x800D         # Alarm status broadcast interval override request
+    MSG_ID___AVAILABLE_1 = 0x800D                               # This msg ID is available for use
     MSG_ID_BLOOD_PUMP_MEAS_SPEED_OVERRIDE = 0x800E              # Blood pump measured motor speed override request
     MSG_ID_BLOOD_PUMP_MEAS_ROTOR_SPEED_OVERRIDE = 0x800F        # Blood pump measured rotor speed override request
     MSG_ID_DIAL_IN_FLOW_SET_PT_OVERRIDE = 0x8010                # Dialysate inlet flow set point override request
@@ -210,6 +212,10 @@
     MSG_ID_DG_UV_REACTORS_HEALTH_OVERRIDE = 0xA02C              # DG UV reactors health override request
     MSG_ID_DG_THERMISTORS_DATA_PUBLISH_INTERVAL_OVERRIDE = 0xA02D # DG thermistors data publish interval override
     MSG_ID_DG_THERMISTORS_VALUE_OVERRIDE = 0xA02E               # DG thermistors value override
+    MSG_ID_DG_RO_PUMP_DUTY_CYCLE_OVERRIDE = 0xA02F              # DG RO pump duty cycle override
+    MSG_ID_DG_RO_FLOW_RATE_OVERRIDE = 0xA030                    # DG RO flow rate override
+    MSG_ID_DG_RO_PUMP_TARGET_FLOW_OVERRIDE = 0xA031             # DG RO pump target flow rate override
+    MSG_ID_DG_RO_PUMP_TARGET_PRESSURE_OVERRIDE = 0xA032         # DG RO pump target pressure override
 
     MSG_ID_HD_DEBUG_EVENT = 0xFFF1                              # HD debug event text to be logged in event log
     MSG_ID_DG_DEBUG_EVENT = 0xFFF2                              # DG debug event text to be logged in event log