Index: firmware/App/Services/FpgaDD.c
===================================================================
diff -u -rbc7dad193df69c64cf213db463e5115b1ba8a5f0 -rf4076df3a44bf9751a7fa5a2d8642b450d30a536
--- firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision bc7dad193df69c64cf213db463e5115b1ba8a5f0)
+++ firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision f4076df3a44bf9751a7fa5a2d8642b450d30a536)
@@ -229,16 +229,16 @@
     U08 fpgaD48HallStatus;                      ///< Reg 635. Spent dialysate pump hall sensor direction status
     U08 fpgaD6FloaterStatus;                    ///< Reg 636. Floater 1 level sensor status
     U08 fpgaFloater2Status;                     ///< Reg 637. Floater 2 level sensor status
-    U16 fpgaD11PumpStepCountStatus;             ///< Reg 638. Acid concentrate pump revolution down count status
-    U16 fpgaD10PumpStepCountStatus;             ///< Reg 640. Bicarb concentrate pump revolution down count status
+    U32 fpgaD11PumpStepCountStatus;             ///< Reg 638. Acid concentrate pump revolution down count status
+    U32 fpgaD10PumpStepCountStatus;             ///< Reg 640. Bicarb concentrate pump revolution down count status
     U16 fpgaAdcTemp;                            ///< Reg 642. TBD
     U16 fpgaAdcVccInt;                          ///< Reg 644. TBD
     U16 fpgaAdcVccAux;                          ///< Reg 646. TBD
     U16 fpgaAdcVpVn;                            ///< Reg 648. TBD
     U16 fpgaD12PumpSpeedFeedback;               ///< Reg 650. D12 Pump speed feedback
     U16 fpgaD48PumpSpeedFeedback;               ///< Reg 652. D48 Pump Speed feedback
     U16 fpga_UnUsed_6;                          ///< Reg 654. Not used
-    U16 fpgaD76PumpStepCountStatus;             ///< Reg 656. UF pump revolution down count status
+    U32 fpgaD76PumpStepCountStatus;             ///< Reg 656. UF pump revolution down count status
     U08 fpgaD76PumpFault;                       ///< Reg 658: UF pump fault
     U08 fpga_UnUsed_3;                          ///< Reg 659: Not used
 
@@ -505,14 +505,14 @@
     U16 fpgaVSPPWMLow;                          ///< Reg 58. VSP PWM low ( Spare valves )
     U16 fpgaVSPPWMPeriod;                       ///< Reg 60. VSP PWM period
     U16 fpgaVSPPWMPullIn;                       ///< Reg 62. VSP PWM pull in
-    U16 fpgaD11PumpRevCount;                    ///< Reg 64. Acid Concentrate pump revolution count
-    U16 fpgaD10PumpRevCount;                    ///< Reg 66. Bicarb Concentrate pump revolution count
+    U32 fpgaD11PumpRevCount;                    ///< Reg 64. Acid Concentrate pump revolution count
+    U32 fpgaD10PumpRevCount;                    ///< Reg 66. Bicarb Concentrate pump revolution count
     U08 fpgaADCControl;                         ///< Reg 68. FPGA internal ADC Control register for debugging
     U08 fpgaGPIOControl;                        ///< Reg 69. FPGA GPIO control interface
     U16 fpgaACRelayPWMLow;                      ///< Reg 70. Length of time in 10us resoultion that PWM output stays low.
     U16 fpgaACRelayPWMPeriod;                   ///< Reg 72. PWM period for AC relay/heater.
     U16 fpgaNotUsed_3;                          ///< Reg 74. Not Used
-    U16 fpgaD76PumpRevCount;                    ///< Reg 76. UF pump revolution count
+    U32 fpgaD76PumpRevCount;                    ///< Reg 76. UF pump revolution count
     U08 fpgaD76PumpControl;                     ///< Reg 78. UF Pump Control
 
     U08 notused;                                ///< Reg 79.  Not used
@@ -567,7 +567,7 @@
     U32 fpgaConSensD17D74_Data_In;              ///< Reg 22. D17,D74 Initialization data register
     U16 fpgaConSensD27D29_Addrs;                ///< Reg 26. D27,D29 Initialization Address register
     U32 fpgaConSensD27D29_Data_In;              ///< Reg 28. D27,D29 Initialization data register
-    U16 fpgaRemoteUpdate_Write;                 ///< Reg 32.Register for Remote update used by SW.
+    U16 fpgaRemoteUpdate_Write;                 ///< Reg 32. Register for Remote update used by SW.
     U16 fpgaD12PumpSpeed;                       ///< Reg 34. D48 Speed/RPM Control
     U08 fpgaD12PumpControl;                     ///< Reg 36. DGP Control
     U08 fpgaD48PumpControl;                     ///< Reg 37. SDP Control
@@ -588,14 +588,14 @@
     U16 fpgaVSPPWMLow;                          ///< Reg 58. VSP PWM low ( Spare valves )
     U16 fpgaVSPPWMPeriod;                       ///< Reg 60. VSP PWM period
     U16 fpgaVSPPWMPullIn;                       ///< Reg 62. VSP PWM pull in
-    U16 fpgaD11PumpRevCount;                    ///< Reg 64. Acid Concentrate pump revolution count
-    U16 fpgaD10PumpRevCount;                    ///< Reg 66. Bicarb Concentrate pump revolution count
+    U32 fpgaD11PumpRevCount;                    ///< Reg 64. Acid Concentrate pump revolution count
+    U32 fpgaD10PumpRevCount;                    ///< Reg 66. Bicarb Concentrate pump revolution count
     U08 fpgaADCControl;                         ///< Reg 68. FPGA internal ADC Control register for debugging
     U08 fpgaGPIOControl;                        ///< Reg 69. FPGA GPIO control interface
     U16 fpgaACRelayPWMLow;                      ///< Reg 70. Length of time in 10us resoultion that PWM output stays low.
     U16 fpgaACRelayPWMPeriod;                   ///< Reg 72. PWM period for AC relay/heater.
     U16 unusedRegister2;                        ///< Reg 74. Unsed register2
-    U16 fpgaD76PumpRevCount;                    ///< Reg 76. UF pump revolution count
+    U32 fpgaD76PumpRevCount;                    ///< Reg 76. UF pump revolution count
     U08 fpgaD76PumpControl;                     ///< Reg 78. UF Pump Control
 
     U08 notused;                                ///< Reg 79.  Not used
@@ -1350,7 +1350,7 @@
  * @param count the number of revolution to be rotated for the pump.
  * @return none
  *************************************************************************/
-void setFPGAD11PumpRevolutionCount( U16 count )
+void setFPGAD11PumpRevolutionCount( U32 count )
 {
     SET_FPGA_ACTUATOR_FIELD( fpgaD11PumpRevCount, count );
 }
@@ -1364,7 +1364,7 @@
  * @param count the number of revolution to be rotated for the pump.
  * @return none
  *************************************************************************/
-void setFPGAD10PumpRevolutionCount( U16 count )
+void setFPGAD10PumpRevolutionCount( U32 count )
 {
     SET_FPGA_ACTUATOR_FIELD( fpgaD10PumpRevCount, count );
 }
@@ -1378,7 +1378,7 @@
  * @param count the number of revolution to be rotated for the pump.
  * @return none
  *************************************************************************/
-void setFPGAD76PumpRevolutionCount( U16 count )
+void setFPGAD76PumpRevolutionCount( U32 count )
 {
     SET_FPGA_ACTUATOR_FIELD( fpgaD76PumpRevCount, count );
 }
@@ -2958,7 +2958,7 @@
  * @details \b Outputs: none
  * @return the current revolution of the acid concentrate pump
  *************************************************************************/
-U16 getFPGAD11PumpRevolutionCountStatus( void )
+U32 getFPGAD11PumpRevolutionCountStatus( void )
 {
     return GET_FPGA_SENSOR_FIELD( fpgaD11PumpStepCountStatus );
 }
@@ -2971,7 +2971,7 @@
  * @details \b Outputs: none
  * @return the current revolution of the bicarb concentrate pump
  *************************************************************************/
-U16 getFPGAD10PumpRevolutionCountStatus( void )
+U32 getFPGAD10PumpRevolutionCountStatus( void )
 {
     return GET_FPGA_SENSOR_FIELD( fpgaD10PumpStepCountStatus );
 }
@@ -2984,7 +2984,7 @@
  * @details \b Outputs: none
  * @return the current revolution of the UF pump
  *************************************************************************/
-U16 getFPGAD76PumpRevolutionCountStatus( void )
+U32 getFPGAD76PumpRevolutionCountStatus( void )
 {
     return GET_FPGA_SENSOR_FIELD( fpgaD76PumpStepCountStatus );
 }