Index: AD5941_interface09302025/ad5941_library_extension.h
===================================================================
diff -u -r00e9a3fe8b32dd4867784af1134f7cc2904d579f -r4be37523c8348f40b96b1df7a4ef376e99c204f6
--- AD5941_interface09302025/ad5941_library_extension.h	(.../ad5941_library_extension.h)	(revision 00e9a3fe8b32dd4867784af1134f7cc2904d579f)
+++ AD5941_interface09302025/ad5941_library_extension.h	(.../ad5941_library_extension.h)	(revision 4be37523c8348f40b96b1df7a4ef376e99c204f6)
@@ -28,11 +28,15 @@
 #include "impedance.h"
 }
 #include <SPI.h>
+#include <Arduino.h>
 
-
 /*******************************************************************************
  * USER CONFIGURATION SECTION
  ******************************************************************************/
+
+ // Stores the instance of currently connected / detected Serial port
+extern Stream* activeSerial;
+
 // SPI Settings 
 #define SPI_SPEED 1600000
 
@@ -97,6 +101,7 @@
 
 #define DEFAULT_DFTNUM DFTNUM_16384
 #define maxValueThresholdADC 55000 // upper limit for saturation flag
+#define MAX_NUM_OF_SENSORS 6 // Total number of sensors.
 
 /*******************************************************************************
  * FUNCTION DECLARATIONS - DO NOT MODIFY BELOW THIS LINE
@@ -117,7 +122,6 @@
 void canary(const char* format, ...);
 void AD5940_InterruptHandler();
 
-
 /******************************************************************************
  * APPLICATION SPECIFIC FUNCTIONS
  * 
@@ -149,7 +153,7 @@
 void handleSaveCommand(String command);
 void handleLoadCommand();
 void initializeAllUnits();
-void initializeSelectedUnits();
+bool initializeSelectedUnits();
 void initializeSingleUnit(int unit);
 void printUnitStatusSummary();
 void measureAllSuccessfulUnits();
@@ -161,4 +165,25 @@
 void fullAD5940Reset();
 static void AD5940_EnableAdcMaxSaturationIRQ(uint32_t max_code, uint16_t hysteresis);
 static inline bool AD5940_IsAdcMaxSaturatedAndClear();
+
+// ************************************ Diality **********************************************
+void detectSerial();
+void beginSerial(Stream* s, unsigned long baud);
+bool getAllMesaurements(void);
+void getSelectedSensorMeasurements(void);
+float getRTDMeasurements(float sensor_mV);
+void updateEEPROMdata(String command);
+void getEEPROMdata(void);
+void handleMstCommand(String cmd);
+void updateMeasurementSettings(String cmd, uint8_t idx);
+void getMesaurementSettings(void);
+void getInitStatus(void);
+void sendAllSensorData( void );
+
+void initSinglePacketToDefault(void);
+void initPacketToDefault ( int unit );
+
+bool isSensorValid (int unit);
+bool isSensorInitialized (int unit);
+
 #endif