Index: dialin/common/msg_ids.py
===================================================================
diff -u -r63b4319afbaac8d4e6df4eb62978d201d81bd6e8 -raf8db2686fbbf566d677c38dfdf367f7c49b7764
--- dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 63b4319afbaac8d4e6df4eb62978d201d81bd6e8)
+++ dialin/common/msg_ids.py	(.../msg_ids.py)	(revision af8db2686fbbf566d677c38dfdf367f7c49b7764)
@@ -438,6 +438,8 @@
     MSG_ID_CPLD_PUBLISH_INTERVAL_OVERRIDE = 0xA058
     MSG_ID_DG_DRAIN_PUMP_CURRENT_OVERRIDE = 0xA059
     MSG_ID_DG_DRAIN_PUMP_DIRECTION_OVERRIDE = 0xA05A
+    MSG_ID_DG_RO_FEEDBACK_VOLTAGE_OVERRIDE = 0xA05B
+    MSG_ID_DG_DIALYSATE_FILL_INTEGRATED_VOLUME_OVERRIDE = 0xA05C
 
     MSG_ID_HD_DEBUG_EVENT = 0xFFF1
     MSG_ID_DG_DEBUG_EVENT = 0xFFF2
Index: dialin/dg/ro_pump.py
===================================================================
diff -u -r16e000873965ed64ed3dc96050739bd958a4d912 -raf8db2686fbbf566d677c38dfdf367f7c49b7764
--- dialin/dg/ro_pump.py	(.../ro_pump.py)	(revision 16e000873965ed64ed3dc96050739bd958a4d912)
+++ dialin/dg/ro_pump.py	(.../ro_pump.py)	(revision af8db2686fbbf566d677c38dfdf367f7c49b7764)
@@ -230,3 +230,43 @@
         else:
             self.logger.debug("Timeout!!!!")
             return False
+
+    def cmd_ro_pump_measured_feedback_pwm_override(self, pwm: float, reset: int = NO_RESET) -> int:
+        """
+        Constructs and sends the feedback pwm override command.
+        Constraints:
+            Must be logged into DG.
+            Given RPM must be within 0.0 <= PWM <= 0.99
+
+        @param pwm: (float) pwm to override with
+        @param reset: (int) 1 to reset a previous override, 0 to override
+        @return: 1 if successful, zero otherwise
+        """
+
+        rst = integer_to_bytearray(reset)
+        pwm = float_to_bytearray(pwm)
+        payload = rst + pwm
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_dg_ch_id,
+                                              message_id=MsgIds.MSG_ID_DG_RO_FEEDBACK_VOLTAGE_OVERRIDE.value,
+                                              payload=payload)
+
+        self.logger.debug("Override RO Pump measured Feedback PWM.")
+
+        # Send message
+        received_message = self.can_interface.send(message)
+
+        # If there is content...
+        if received_message is not None:
+            if reset == RESET:
+                str_res = "back to normal"
+            else:
+                str_res = str(pwm)
+            self.logger.debug(
+                "Feedback PWM has been overridden " + str_res + " % " +
+                str(received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]))
+            # response payload is OK or not OK
+            return received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
+        else:
+            self.logger.debug("Timeout!!!!")
+            return False
\ No newline at end of file
Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -r7ea5ac03559012bfdd33081906d530b2d6ef3210 -raf8db2686fbbf566d677c38dfdf367f7c49b7764
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision 7ea5ac03559012bfdd33081906d530b2d6ef3210)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision af8db2686fbbf566d677c38dfdf367f7c49b7764)
@@ -7,8 +7,8 @@
 #
 # @file    hd_simulator.py
 #
-# @author  (last)      Behrouz NematiPour
-# @date    (last)      03-Oct-2022
+# @author  (last)      Darren Cox
+# @date    (last)      08-Nov-2022
 # @author  (original)  Peter Lucia
 # @date    (original)  06-Aug-2020
 #