Index: firmware/App/Controllers/Heaters.h
===================================================================
diff -u -r54f45c387430e440ab4607451fc84dea61f273f1 -rb170a68ce18b6654fb3abad7d5611f0b681f1278
--- firmware/App/Controllers/Heaters.h	(.../Heaters.h)	(revision 54f45c387430e440ab4607451fc84dea61f273f1)
+++ firmware/App/Controllers/Heaters.h	(.../Heaters.h)	(revision b170a68ce18b6654fb3abad7d5611f0b681f1278)
@@ -23,11 +23,24 @@
 /**
  *  @defgroup Heaters Heaters
  *  @brief Heaters driver modules. Controls the primary and trimmer heaters.
+ *  Primary heater manufacturer: Heatron, PN: UEL14EXK2A-Rev D. The heater is a 750W flow through.
+ *  Trimmer heater manufacturer: Heatron, PN: UEL5EXK1A-Rev D. The heater is a 70W flow through.
  *
  *  @addtogroup Heaters
  *  @{
  */
 
+// ********** public definitions **********
+/// Heaters data publish structure
+typedef struct
+{
+    F32 mainPrimaryDutyCycle;       ///< Main primary heater duty cycle
+    F32 smallPrimaryDutyCycle;      ///< Small primary heater duty cycle
+    F32 trimmerDutyCycle;           ///< Trimmer heater duty cycle
+} HEATERS_DATA_T;
+
+// ********** public function prototypes **********
+
 void initHeaters( void );
 
 void setPrimaryHeaterTargetTemperature( F32 targetTemp );