Index: firmware/App/Controllers/Heaters.h
===================================================================
diff -u -r54f45c387430e440ab4607451fc84dea61f273f1 -re0265b8fad80add7a5d54db11ecc72fd6b1665a8
--- firmware/App/Controllers/Heaters.h	(.../Heaters.h)	(revision 54f45c387430e440ab4607451fc84dea61f273f1)
+++ firmware/App/Controllers/Heaters.h	(.../Heaters.h)	(revision e0265b8fad80add7a5d54db11ecc72fd6b1665a8)
@@ -23,11 +23,27 @@
 /**
  *  @defgroup Heaters Heaters
  *  @brief Heaters driver modules. Controls the primary and trimmer heaters.
+ *  The primary heaters are manufactured by Heatron, PN: UEL14EXK2A-Rev D with
+ *  operating temperature in between 5C and 95C.
+ *  The trimmer heater is manufactured by Heatron, PN: UEL5EXK1A-Rev D with
+ *  operating temperature in between 5C and 95C.
  *
  *  @addtogroup Heaters
  *  @{
  */
 
+// ********** public definitions **********
+
+/// Heaters data publish struct
+typedef struct
+{
+    F32 mainPrimaryDutyCyclePct;      ///< Main primary heater duty cycle in percent.
+    F32 smallPrimaryDutyCyclePct;     ///< Small primary heater duty cycle in percent.
+    F32 trimmerDutyCyclePct;          ///< Trimmer heater duty cycle in percent.
+} HEATERS_DATA_T;
+
+// ********** public function prototypes **********
+
 void initHeaters( void );
 
 void setPrimaryHeaterTargetTemperature( F32 targetTemp );