Index: firmware/App/Common.h
===================================================================
diff -u -r070554b23739bf16ea2bf9528ebabda1ce0ffeb3 -r8e53754325653805a454de6d82c0c8ca90e068a0
--- firmware/App/Common.h	(.../Common.h)	(revision 070554b23739bf16ea2bf9528ebabda1ce0ffeb3)
+++ firmware/App/Common.h	(.../Common.h)	(revision 8e53754325653805a454de6d82c0c8ca90e068a0)
@@ -84,6 +84,7 @@
 #define MASK_OFF_LSW                    0xFFFF0000
 #define SHIFT_8_BITS_FOR_BYTE_SHIFT     8
 #define SHIFT_16_BITS_FOR_WORD_SHIFT    16
+#define ML_PER_LITER                    1000
 
 // **** Common Macros ****
 
@@ -106,6 +107,13 @@
     activateAlarm1Data( a, dat1 ); \
 }
 
+#define SET_ALARM_WITH_1_F32_DATA(a,d1)   { \
+    ALARM_DATA_T dat1; \
+    dat1.dataType = ALARM_DATA_TYPE_F32; \
+    dat1.data.flt.data = (F32)(d1); \
+    activateAlarm1Data( a, dat1 ); \
+}
+
 #define SET_ALARM_WITH_2_U32_DATA(a,d1,d2)   { \
     ALARM_DATA_T dat1; \
     ALARM_DATA_T dat2; \