Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -rb99f09d45edf4ba0d0c9b3dfb46869fed368b20b -r1510aec00a44b89c7a13434ac241606dde1e4238
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision b99f09d45edf4ba0d0c9b3dfb46869fed368b20b)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 1510aec00a44b89c7a13434ac241606dde1e4238)
@@ -125,14 +125,11 @@
     MSG_ID_USER_UF_SETTINGS_CHANGE_CONFIRMATION_RESPONSE = 0x67
     MSG_ID_DD_VOLTAGES_DATA = 0x68
     MSG_ID_DD_RINSE_PUMP_DATA = 0x69
-    MSG_ID_DD_PISTON_PUMP_CONTROL_DATA = 0xF0
+    MSG_ID_TD_HEPARIN_REQUEST           = 0x8A
+    MSG_ID_TD_HEPARIN_RESPONSE          = 0x8B
+    MSG_ID_TD_HEPARIN_DATA              = 0x8C
+    MSG_ID_DD_PISTON_PUMP_CONTROL_DATA  = 0xF0
 
-
-    MSG_ID_TD_HEPARIN_REQUEST           = 0xD7
-    MSG_ID_TD_HEPARIN_RESPONSE          = 0xD8
-    MSG_ID_TD_HEPARIN_DATA              = 0xD9
-
-
     MSG_ID_TD_TESTER_LOGIN_REQUEST = 0x8000
     MSG_ID_TD_SOFTWARE_RESET_REQUEST = 0x8001
     MSG_ID_TD_SEND_TEST_CONFIGURATION = 0x8002