Index: Common.h
===================================================================
diff -u -r1eb896aac1f2d3ab20bf8c1a2a8e751b8df6a740 -r0c642278db89817a77d6b36235661fad02af1902
--- Common.h	(.../Common.h)	(revision 1eb896aac1f2d3ab20bf8c1a2a8e751b8df6a740)
+++ Common.h	(.../Common.h)	(revision 0c642278db89817a77d6b36235661fad02af1902)
@@ -177,6 +177,7 @@
     activateAlarm2Data( a, dat1, dat2 ); \
 }
 
+#pragma pack(push,1)
 /// Record structure for unsigned integer event data.
 typedef struct
 {
@@ -227,14 +228,15 @@
     EVENT_DATA_TYPES_T  dataType;   ///< The type of event data provided.
     EVENT_DATAS_T       data;       ///< The event data of specified type.
 } EVENT_DATA_T;
+#pragma pack(pop)
 
 /// Macro to set a specific alarm with 2 pieces of unsigned 32-bit alarm data.
 #define SEND_EVENT_WITH_2_U32_DATA(e,d1,d2)   { \
     EVENT_DATA_T dat1; \
     EVENT_DATA_T dat2; \
-    dat1.dataType = EVENT_DATA_TYPE_U32; \
+    dat1.dataType = (U32)(EVENT_DATA_TYPE_U32); \
     dat1.data.uInt.data = (U32)(d1); \
-    dat2.dataType = EVENT_DATA_TYPE_U32; \
+    dat2.dataType = (U32)(EVENT_DATA_TYPE_U32); \
     dat2.data.uInt.data = (U32)(d2); \
     sendEvent( e, dat1, dat2 ); \
 }
@@ -243,9 +245,9 @@
 #define SEND_EVENT_WITH_2_F32_DATA(e,d1,d2)   { \
     EVENT_DATA_T dat1; \
     EVENT_DATA_T dat2; \
-    dat1.dataType = EVENT_DATA_TYPE_F32; \
+    dat1.dataType = (U32)(EVENT_DATA_TYPE_F32); \
     dat1.data.flt.data = (F32)(d1); \
-    dat2.dataType = EVENT_DATA_TYPE_F32; \
+    dat2.dataType = (U32)(EVENT_DATA_TYPE_F32); \
     dat2.data.flt.data = (F32)(d2); \
     sendEvent( e, dat1, dat2 ); \
 }