Index: firmware/App/Services/FpgaDD.c
===================================================================
diff -u -r3417933e6edf61a914c428e2fa944b3b349272a4 -r72802c396f436d451920fc3be5f2e351b5a2ea73
--- firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision 3417933e6edf61a914c428e2fa944b3b349272a4)
+++ firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision 72802c396f436d451920fc3be5f2e351b5a2ea73)
@@ -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
@@ -2841,6 +2841,32 @@
 
 /*********************************************************************//**
  * @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 setFPGAIOValveStates function sets the IO 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: