Index: MsgDefs.h
===================================================================
diff -u -r3e567efe427a051122d0b920f69880f8a55b80cb -rb969bda7021252f54bdbdac3f4f215a3ef4c5e01
--- MsgDefs.h	(.../MsgDefs.h)	(revision 3e567efe427a051122d0b920f69880f8a55b80cb)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision b969bda7021252f54bdbdac3f4f215a3ef4c5e01)
@@ -148,6 +148,7 @@
     MSG_ID_HD_VALVES_HOME = 0x802E,                                     ///< Home an HD Valve
     MSG_ID_HD_VALVES_POSITION_OVERRIDE = 0x802F,                        ///< Set an HD valve to a position in counts
     MSG_ID_HD_VALVES_SET_BLOOD_TRAP_VALVE = 0x8030,                     ///< Set the HD blood trap valve status
+    MSG_ID_HD_VALVES_SET_PWM_OVERRIDE = 0x8031,                         ///< Set an HD valve PWM
 
     MSG_ID_FIRST_DG_TESTER_MESSAGE = 0xA000,                            ///< First DG test message ID
     MSG_ID_DG_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_DG_TESTER_MESSAGE,    ///< DG tester log-in