Index: firmware/App/Monitors/Pressure.c
===================================================================
diff -u -r69e32c52c41cfc8073a7eb59408fb30e6ac40f86 -r85a88a4ffdc56784d261ccd2e87d156805666c5d
--- firmware/App/Monitors/Pressure.c	(.../Pressure.c)	(revision 69e32c52c41cfc8073a7eb59408fb30e6ac40f86)
+++ firmware/App/Monitors/Pressure.c	(.../Pressure.c)	(revision 85a88a4ffdc56784d261ccd2e87d156805666c5d)
@@ -489,6 +489,7 @@
         data.x2Pressure  = getFilteredPressure( X2_PRES );
         data.x3Pressure  = getFilteredPressure( X3_PRES );
         data.x4Pressure  = getFilteredPressure( X4_PRES );
+        data.x5Pressure  = getFilteredPressure( X5_PRES );
 
         data.m1Temp      = getFilteredPressureSensorTemperature( M1_PRES );
         data.m3Temp      = getFilteredPressureSensorTemperature( M3_PRES );
@@ -499,6 +500,7 @@
         data.x2Temp      = getFilteredPressureSensorTemperature( X2_PRES );
         data.x3Temp      = getFilteredPressureSensorTemperature( X3_PRES );
         data.x4Temp      = getFilteredPressureSensorTemperature( X4_PRES );
+        data.x4Temp      = getFilteredPressureSensorTemperature( X5_PRES );
 
         broadcastData( MSG_ID_RO_PRESSURES_DATA, COMM_BUFFER_OUT_CAN_RO_BROADCAST, (U08*)&data, sizeof( PRESSURE_TEMP_DATA_T ) );
         pressuresDataPublicationTimerCounter = 0;
Index: firmware/App/Monitors/Pressure.h
===================================================================
diff -u -r69e32c52c41cfc8073a7eb59408fb30e6ac40f86 -r85a88a4ffdc56784d261ccd2e87d156805666c5d
--- firmware/App/Monitors/Pressure.h	(.../Pressure.h)	(revision 69e32c52c41cfc8073a7eb59408fb30e6ac40f86)
+++ firmware/App/Monitors/Pressure.h	(.../Pressure.h)	(revision 85a88a4ffdc56784d261ccd2e87d156805666c5d)
@@ -44,6 +44,7 @@
     F32 x2Pressure;                                             ///< Pressure RO Concentrate
     F32 x3Pressure;                                             ///< Pressure RO Concentrate drop
     F32 x4Pressure;                                             ///< Pressure drain drop
+    F32 x5Pressure;                                             ///< Spare pressure sensor slot
     F32 m1Temp;                                                 ///< Temperature before pressure regulator (M1)
     F32 m3Temp;                                                 ///< Temperature after pressure regulator (M3)
     F32 p8Temp;                                                 ///< Temperature before inlet conductivity sensor (P8)
@@ -53,6 +54,7 @@
     F32 x2Temp;                                                 ///< Temperature RO Concentrate
     F32 x3Temp;                                                 ///< Temperature RO Concentrate drop
     F32 x4Temp;                                                 ///< Temperature drain drop
+    F32 x5Temp;                                                 ///< Spare pressure sensor slot
 } PRESSURE_TEMP_DATA_T;
 
 // ********** public function prototypes **********
Index: firmware/App/Services/FpgaRO.h
===================================================================
diff -u -r3241c6b7f66889b6443e377ab1f5ecf2cedd2602 -r85a88a4ffdc56784d261ccd2e87d156805666c5d
--- firmware/App/Services/FpgaRO.h	(.../FpgaRO.h)	(revision 3241c6b7f66889b6443e377ab1f5ecf2cedd2602)
+++ firmware/App/Services/FpgaRO.h	(.../FpgaRO.h)	(revision 85a88a4ffdc56784d261ccd2e87d156805666c5d)
@@ -82,6 +82,26 @@
 U08  getFPGAX1ReadCount( void );
 U08  getFPGAX1ErrorCount( void );
 
+S16  getFPGAX2RawPressure( void );
+S16  getFPGAX2RawTemperature( void );
+U08  getFPGAX2ReadCount( void );
+U08  getFPGAX2ErrorCount( void );
+
+S16  getFPGAX3RawPressure( void );
+S16  getFPGAX3RawTemperature( void );
+U08  getFPGAX3ReadCount( void );
+U08  getFPGAX3ErrorCount( void );
+
+S16  getFPGAX4RawPressure( void );
+S16  getFPGAX4RawTemperature( void );
+U08  getFPGAX4ReadCount( void );
+U08  getFPGAX4ErrorCount( void );
+
+S16  getFPGAX5RawPressure( void );
+S16  getFPGAX5RawTemperature( void );
+U08  getFPGAX5ReadCount( void );
+U08  getFPGAX5ErrorCount( void );
+
 U32  getFPGAP23Temperature( void );
 U32  getFPGAP22Temperature( void );