Index: firmware/App/Services/FpgaDD.c
===================================================================
diff -u -r7d963ca43801628920617ce0b904a62effcd2722 -r8c070c7bf525b5f7f5e3fbc9dba1873c1d7be545
--- firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision 7d963ca43801628920617ce0b904a62effcd2722)
+++ firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision 8c070c7bf525b5f7f5e3fbc9dba1873c1d7be545)
@@ -295,7 +295,7 @@
     U08 fpgaD42FIFOTx;                          ///< Reg 48. Blood leak sensor FIFO transmit control
     U08 fpgaD5HeaterPWMControl;                 ///< Reg 49. Primary heater PWM control
     U08 fpgaD45HeaterPWMControl;                ///< Reg 50. Trimmer heater PWM control
-    U08 fpgaNotUsed;                            ///< Reg 51. Not used
+    U08 fpgaD79PWMPumpCtl;                      ///< Reg 51. Rinse pump PWM control
     U16 fpgaVBCPWMLow;                          ///< Reg 52. VBC PWM low ( Balancing chamber valves)
     U16 fpgaVBCPWMPeriod;                       ///< Reg 54. VBC PWM period
     U16 fpgaVBCPWMPullIn;                       ///< Reg 56. VBC PWM pull in
@@ -3054,6 +3054,32 @@
 
 /*********************************************************************//**
  * @brief
+ * The setFPGAD79RinsePumpControl function sets the control bit of the rinse
+ * pump to turn it on or off.
+ * @details \b Inputs: none
+ * @details \b Outputs: fpgaActuatorSetPoints.fpgaDDSpareValveControl
+ * @return none
+ *************************************************************************/
+void setFPGAD79RinsePumpControl( U08 value )
+{
+    fpgaActuatorSetPoints.fpgaDDSpareValveControl &= value;
+}
+
+/*********************************************************************//**
+ * @brief
+ * The setFPGAD79RinsePumpPWMControl function sets the PWM value of the rinse
+ * pump to turn it on or off.
+ * @details \b Inputs: none
+ * @details \b Outputs: fpgaActuatorSetPoints.fpgaD79PWMPumpCtl
+ * @return none
+ *************************************************************************/
+void setFPGAD79RinsePumpPWMControl( U08 value )
+{
+    fpgaActuatorSetPoints.fpgaD79PWMPumpCtl = value;
+}
+
+/*********************************************************************//**
+ * @brief
  * The setFPGAFPValveStates function sets the FP valve states with an 8-bit
  * mask of states - one bit per valve, with a 1 meaning "energized" and a 0
  * meaning "de-energized".  The bit positions for these bit states are as follows:
Index: firmware/App/Services/FpgaDD.h
===================================================================
diff -u -r7d963ca43801628920617ce0b904a62effcd2722 -r8c070c7bf525b5f7f5e3fbc9dba1873c1d7be545
--- firmware/App/Services/FpgaDD.h	(.../FpgaDD.h)	(revision 7d963ca43801628920617ce0b904a62effcd2722)
+++ firmware/App/Services/FpgaDD.h	(.../FpgaDD.h)	(revision 8c070c7bf525b5f7f5e3fbc9dba1873c1d7be545)
@@ -171,6 +171,7 @@
 void setFPGAD11PumpRevolutionCount( U16 count );
 void setFPGAD10PumpRevolutionCount( U16 count );
 void setFPGAD76PumpRevolutionCount( U16 count );
+void setFPGAD79RinsePumpPWMControl( U08 control );
 
 U08 getFPGAD11PumpControlStatus( void );
 U08 getFPGAD10PumpControlStatus( void );
@@ -189,6 +190,7 @@
 U16 getFPGAD11PumpRevolutionCountStatus( void );
 U16 getFPGAD10PumpRevolutionCountStatus( void );
 U16 getFPGAD76PumpRevolutionCountStatus( void );
+U16 getFPGAD79RinsePumpSpeed( void );
 
 void setFPGAD48PumpSpeed( U16 speed );
 void setFPGAD12PumpSpeed( U16 speed );
@@ -253,6 +255,10 @@
 U08  getFPGABloodLeakRxErrorCount( void );
 U08  getFPGABloodLeakRxFIFODataOut( void );
 
+// Rinse pump
+void setFPGAD79RinsePumpControl( U08 value );
+void setFPGAD79RinsePumpPWMControl( U08 value );
+
 //*************** IOFP *******************
 
 void setFPGAFPValveStates( U08 valveStates );