Index: Common.h
===================================================================
diff -u -red3a4afc461df95506b6ef41c3ec2380146b5c2c -rb4a619962b5a1d48259bd37ebd8c9b721aba913b
--- Common.h	(.../Common.h)	(revision ed3a4afc461df95506b6ef41c3ec2380146b5c2c)
+++ Common.h	(.../Common.h)	(revision b4a619962b5a1d48259bd37ebd8c9b721aba913b)
@@ -429,21 +429,25 @@
     BOOL start;                                 ///< DG start stop trimmer heater.
 } DG_START_STOP_TRIMMER_HEATER_CMD_T;
 
+/// DG flush mode start stop command structure
 typedef struct
 {
     BOOL start;                                 ///< DG start stop flush mode.
 } DG_FLUSH_MODE_CMD_T;
 
+/// DG heat disinfect mode start stop command structure
 typedef struct
 {
     BOOL start;                                 ///< DG start stop heat disinfection mode.
 } DG_HEAT_DISINFECTION_MODE_CMD_T;
 
+/// DG chemical disinfect mode start stop command structure
 typedef struct
 {
     BOOL start;                                 ///< DG start stop chem disinfection mode.
 } DG_CHEM_DISINFECTION_MODE_CMD_T;
 
+/// DG sample water command structure.
 typedef struct
 {
     U32 cmd;                                    ///< DG sample water command.