Index: firmware/App/Services/FpgaDD.c
===================================================================
diff -u -rffd0828ba7d0c1ed6ae4624cfb2c502a2e7a203d -r98865667298d58132b40bceda1305b6bbc2204e0
--- firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision ffd0828ba7d0c1ed6ae4624cfb2c502a2e7a203d)
+++ firmware/App/Services/FpgaDD.c	(.../FpgaDD.c)	(revision 98865667298d58132b40bceda1305b6bbc2204e0)
@@ -185,10 +185,9 @@
     U32 fpgaD4Temp;                             ///< Reg 614. Hydraulics primary heater temperature
     U32 fpgaD50Temp;                            ///< Reg 618. Trimmer heater temperature
     U16 fpgaD98LevelSensor;                     ///< Reg 622. Lower level Sensor
-    U08 fpgaRTDReadCnt;                         ///< Reg 623. Read count for all RTD sensors
     U16 fpgaD12MeasuredSpeed;                   ///< Reg 624. Fresh dialysate pump measured speed
     U16 fpgaD48MeasuredSpeed;                   ///< Reg 626. Spent dialysate pump measured speed
-    U08 fpga_UnUsed_2;                          ///< Reg 628. Not used
+    U08 fpgaRTDReadCnt;                          ///< Reg 628. Read count for all RTD sensors
     U08 fpgaD12D48PumpStatus;                   ///< Reg 629. Dialysate pumps Error status
     U16 fpgaD12CurrentFeedback;                 ///< Reg 630. Fresh dialysate pump current feedback
     U16 fpgaD48CurrentFeedback;                 ///< Reg 632. Spent dialysate pump current feedback