Index: DDDefs.h
===================================================================
diff -u -reed211c09b9bcf9b19621a0f669cedc840b2b310 -rdc53541ce275ee3da1b24b62b8161e882d6f5c80
--- DDDefs.h	(.../DDDefs.h)	(revision eed211c09b9bcf9b19621a0f669cedc840b2b310)
+++ DDDefs.h	(.../DDDefs.h)	(revision dc53541ce275ee3da1b24b62b8161e882d6f5c80)
@@ -134,6 +134,22 @@
 };
 typedef enum DD_GenD_Mode_States DD_GEND_MODE_STATE_T;          ///< Type for DD gen dialysate mode states enumeration
 
+/// DD acid types
+typedef enum dd_acid_types
+{
+    ACID_08_1251_1 = 0,                                         ///< Acid type 08-1251-1.
+    ACID_08_2251_0,                                             ///< Acid type 08-2251-0.
+    ACID_08_3251_9,                                             ///< ACid type 08-3251-9.
+    NUM_OF_ACID_TYPE                                            ///< Number of acid types.
+} DD_ACID_TYPES_T;
+
+/// DD bicarb types
+typedef enum dd_bicarb_types
+{
+    BICARB_08_677753_0 = 0,                                     ///< Bicarb type 08-677753-0
+    NUM_OF_BICARB_TYPE                                          ///< Number of bicarb types.
+} DD_BICARB_TYPES_T;
+
 /**@}*/
 
 /**