Index: firmware/App/Modes/ModeTreatmentParams.h
===================================================================
diff -u -rde5a0d43bdef611d963d11855bc958a8d8899a09 -rde169e7374f6c7a737995ac8c6c3953dc5c75aa7
--- firmware/App/Modes/ModeTreatmentParams.h	(.../ModeTreatmentParams.h)	(revision de5a0d43bdef611d963d11855bc958a8d8899a09)
+++ firmware/App/Modes/ModeTreatmentParams.h	(.../ModeTreatmentParams.h)	(revision de169e7374f6c7a737995ac8c6c3953dc5c75aa7)
@@ -20,6 +20,7 @@
 
 #include "HDCommon.h"
 #include "HDDefs.h"
+#include "Utilities.h"
 
 /**
  *  @defgroup HDTreatmentParamsMode HDTreatmentParamsMode
@@ -29,12 +30,62 @@
  *  @{
  */
 
-// ********** private function prototypes **********
+// ********** public definitions **********
 
-void initTreatParamsMode( void );            // initialize this module
-void transitionToTreatParamsMode( void );    // prepares for transition to treatment parameters mode
-U32  execTreatParamsMode( void );            // execute the treatment parameters mode state machine (call from OperationModes)
+/// Record structure for a treatment parameters payload.
+typedef struct
+{
+    U32 bloodFlowRate_mL_min;
+    U32 dialysateFlowRate_mL_min;
+    U32 treatmentDuration_min;
+    U32 heparinPreStop_min;
+    U32 salineBolusVolume_mL;
+    U32 acidConcentrate;
+    U32 bicarbConcentrate;
+    U32 dialyzerType;
+    U32 bloodPressureMeasurementInterval_min;
+    U32 rinsebackFlowRate_mL_min;
+    S32 arterialPressureLowLimit_mmHg;
+    S32 arterialPressureHighLimit_mmHg;
+    S32 venousPressureLowLimit_mmHg;
+    S32 venousPressureHighLimit_mmHg;
+    F32 heparinDispenseRate_mL_hr;
+    F32 heparinBolusVolume_mL;
+    F32 dialysateTemperature_degC;
+} TREATMENT_PARAMS_DATA_PAYLOAD_T;
 
+/// Record structure for adjustable treatment parameters
+typedef struct
+{
+    U32 bloodFlowRate_mL_min;
+    U32 dialysateFlowRate_mL_min;
+    U32 treatmentDuration_min;
+    S32 arterialPressureLowLimit_mmHg;
+    S32 arterialPressureHighLimit_mmHg;
+    S32 venousPressureLowLimit_mmHg;
+    S32 venousPressureHighLimit_mmHg;
+    F32 uFVolume_L;
+} ADJ_TREATMENT_PARAMS_T;
+
+// ********** public function prototypes **********
+
+void initTreatParamsMode( void );                                    // initialize this module
+void transitionToTreatParamsMode( void );                            // prepares for transition to treatment parameters mode
+U32  execTreatParamsMode( void );                                    // execute the treatment parameters mode state machine (call from OperationModes)
+
+BOOL validateAndSetTreatmentParameters( TREATMENT_PARAMS_DATA_PAYLOAD_T params ); // user provided treatment params to be set and validated
+BOOL signalUserConfirmationOfTreatmentParameters( void );            // User has confirmed treatment parameters
+BOOL signalUserCancelTreatment( void );                              // User has cancelled treatment
+
+BOOL setTreatmentParameterU32( TREATMENT_PARAM_T param, U32 value ); // Set a specified unsigned integer treatment parameter value
+BOOL setTreatmentParameterS32( TREATMENT_PARAM_T param, S32 value ); // Set a specified signed integer treatment parameter value
+BOOL setTreatmentParameterF32( TREATMENT_PARAM_T param, F32 value ); // Set a specified floating point treatment parameter value
+U32 getTreatmentParameterU32( TREATMENT_PARAM_T param );             // Get a specified unsigned integer treatment parameter
+S32 getTreatmentParameterS32( TREATMENT_PARAM_T param );             // Get a specified signed integer treatment parameter
+F32 getTreatmentParameterF32( TREATMENT_PARAM_T param );             // Get a specified floating point treatment parameter
+
+BOOL testSetTreatmentParameter( TREATMENT_PARAM_T param, CRITICAL_DATAS_T value );  // Set a specific treatment parameter value
+
 /**@}*/
 
 #endif