Index: firmware/App/Services/FPGA.c
===================================================================
diff -u -r3e9328290bdbc18a940935bd7f7c720ca8432b1d -r21aec35b34a19514e0e00e8596e9884916ab91f1
--- firmware/App/Services/FPGA.c	(.../FPGA.c)	(revision 3e9328290bdbc18a940935bd7f7c720ca8432b1d)
+++ firmware/App/Services/FPGA.c	(.../FPGA.c)	(revision 21aec35b34a19514e0e00e8596e9884916ab91f1)
@@ -25,6 +25,8 @@
 #include "Comm.h"
 #include "Compatible.h"
 #include "FPGA.h"
+#include "NVDataMgmt.h"
+#include "OperationModes.h"
 #include "PersistentAlarm.h"
 #include "SystemCommMessages.h"
 #include "Utilities.h"
@@ -84,7 +86,11 @@
 #define CONCENTRATE_CAP_SWITCH_MASK     0x10                    ///< Concentrate cap switch bit mask
 #define DIALYSATE_CAP_SWITCH_MASK       0x20                    ///< Dialysate cap switch bit mask.
 #define FPGA_POWER_OUT_TIMEOUT_MS       ( 2 * MS_PER_SECOND )   ///< FPGA power out timeout in milliseconds.
-#define FPGA_GPIO_POWER_STATUS_PIN      7                       ///< FPGA GPIO power status pin
+#define FPGA_GPIO_POWER_STATUS_PIN      7                       ///< FPGA GPIO power status pin.
+#define FPGA_READ_V3_START_BYTE_NUM     156                     ///< FPGA V3 read sensors start byte number.
+#define FPGA_READ_V3_END_BYTE_NUM       410                     ///< FPGA V3 read sensors end byte number.
+/// FPGA size of V3 read bytes.
+#define FPGA_SIZE_OF_V3_READ_BYTES      ( FPGA_READ_V3_END_BYTE_NUM - FPGA_READ_V3_START_BYTE_NUM )
 
 // FPGA header struct.
 #pragma pack(push,1)
@@ -323,6 +329,7 @@
 static FPGA_HEADER_T        fpgaHeader;                             ///< FPGA header structure.
 static DG_FPGA_SENSORS_T    fpgaSensorReadings;                     ///< DG FPGA sensors structure.
 static FPGA_ACTUATORS_T     fpgaActuatorSetPoints;                  ///< FPGA actuator set points structure.
+static U08 fpgaReadByteSize;                                        ///< FPGA read byte size.
 
 // ********** private function prototypes **********
 
@@ -369,6 +376,10 @@
     memset( &fpgaWriteResponseBuffer, 0, FPGA_WRITE_RSP_BUFFER_LEN );
     memset( &fpgaReadResponseBuffer, 0, FPGA_READ_RSP_BUFFER_LEN );
 
+    // Assume the read byte size is set for V3 since V3 contains less number of bytes.
+    // Once the V3 or DVT build switch is set resize the number of bytes to read.
+    fpgaReadByteSize = FPGA_SIZE_OF_V3_READ_BYTES;
+
     // enable interrupt notifications for FPGA serial port
     sciEnableNotification( scilinREG, SCI_OE_INT | SCI_FE_INT );
 
@@ -535,6 +546,19 @@
  *************************************************************************/
 void execFPGAIn( void )
 {
+    fpgaReadByteSize = sizeof( DG_FPGA_SENSORS_T );
+
+/*#ifndef _RELEASE_
+    if( ( SW_CONFIG_ENABLE_VALUE != getSoftwareConfigStatus( SW_CONFIG_ENABLE_V3_SYSTEM ) ) && ( getCurrentOperationMode() != DG_MODE_INIT ) )
+    {
+        fpgaReadByteSize =
+    }
+    else
+    {
+
+    }
+#endif*/
+
     // FPGA incoming state machine
     switch ( fpgaState )
     {
@@ -724,7 +748,7 @@
     fpgaWriteCmdBuffer[ 0 ] = FPGA_WRITE_CMD_CODE;
     fpgaWriteCmdBuffer[ 1 ] = GET_LSB_OF_WORD( FPGA_BULK_WRITE_START_ADDR );
     fpgaWriteCmdBuffer[ 2 ] = GET_MSB_OF_WORD( FPGA_BULK_WRITE_START_ADDR );
-    fpgaWriteCmdBuffer[ 3 ] = sizeof(FPGA_ACTUATORS_T);
+    fpgaWriteCmdBuffer[ 3 ] = sizeof( FPGA_ACTUATORS_T );
     memcpy( &( fpgaWriteCmdBuffer[ FPGA_WRITE_CMD_HDR_LEN ] ), &fpgaActuatorSetPoints, sizeof( FPGA_ACTUATORS_T ) );
     crc = crc16( fpgaWriteCmdBuffer, FPGA_WRITE_CMD_HDR_LEN + sizeof( FPGA_ACTUATORS_T ) );
     fpgaWriteCmdBuffer[ FPGA_WRITE_CMD_HDR_LEN + sizeof( FPGA_ACTUATORS_T ) ] = GET_MSB_OF_WORD( crc );
@@ -734,7 +758,7 @@
     fpgaReadCmdBuffer[ 0 ] = FPGA_READ_CMD_CODE;
     fpgaReadCmdBuffer[ 1 ] = GET_LSB_OF_WORD( FPGA_BULK_READ_START_ADDR );
     fpgaReadCmdBuffer[ 2 ] = GET_MSB_OF_WORD( FPGA_BULK_READ_START_ADDR );
-    fpgaReadCmdBuffer[ 3 ] = sizeof(DG_FPGA_SENSORS_T);
+    fpgaReadCmdBuffer[ 3 ] = sizeof( DG_FPGA_SENSORS_T );
     crc = crc16( fpgaReadCmdBuffer, FPGA_READ_CMD_HDR_LEN );
     fpgaReadCmdBuffer[ 4 ] = GET_MSB_OF_WORD( crc );
     fpgaReadCmdBuffer[ 5 ] = GET_LSB_OF_WORD( crc );