Index: firmware/App/Drivers/InternalADC.c
===================================================================
diff -u -r56100135135bb715d316b5fd002a4a4951b9334a -r395522dffef1348e176564925656012f529c1910
--- firmware/App/Drivers/InternalADC.c	(.../InternalADC.c)	(revision 56100135135bb715d316b5fd002a4a4951b9334a)
+++ firmware/App/Drivers/InternalADC.c	(.../InternalADC.c)	(revision 395522dffef1348e176564925656012f529c1910)
@@ -1,16 +1,16 @@
 /**************************************************************************
 *
-* Copyright (c) 2024-2024 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2024-2026 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    InternalADC.c
 *
-* @author  (last)      Sean
-* @date    (last)      07-Aug-2024
+* @author  (last)      Sean Nash
+* @date    (last)      11-Sep-2025
 *
-* @author  (original)  Sean
+* @author  (original)  Sean Nash
 * @date    (original)  07-Aug-2024
 *
 ***************************************************************************/
@@ -33,50 +33,49 @@
 /// Mapping from enumerated used ADC channel to processor channel ID.
 const INT_ADC_CHANNEL_T ADC_CHANNEL_NUM_TO_CHANNEL_ID[ MAX_ADC_CHANNELS ] =
 {
-    INT_ADC_NOT_USED,                   // 0
-    INT_ADC_PS_THERMISTOR,              // 1
-    INT_ADC_PBA_ADC_REF,                // 2
-    INT_ADC_24V_ACTUATORS_REG,          // 3
+    INT_ADC_24V_ACTUATORS_1,            // 0
+    INT_ADC_NOT_USED,                   // 1
+    INT_ADC_1_8V_FPGA,                  // 2
+    INT_ADC_1V_FPGA,                    // 3
     INT_ADC_1_2V_PROCESSOR,             // 4
-    INT_ADC_5V_SENSORS,                 // 5
+    INT_ADC_NOT_USED,                   // 5
     INT_ADC_NOT_USED,                   // 6
-    INT_ADC_NOT_USED,                   // 7
+    INT_ADC_24V_ACTUATORS_2,            // 7
     INT_ADC_PRIMARY_ALARM_CURRENT_HG,   // 8
     INT_ADC_NOT_USED,                   // 9
     INT_ADC_BOARD_THERMISTOR,           // 10
-    INT_ADC_1_25_FPGA_ADC_REF,          // 11
+    INT_ADC_1_8V_XADC,                  // 11
     INT_ADC_3_3V,                       // 12
     INT_ADC_5V_LOGIC,                   // 13
     INT_ADC_PRIMARY_ALARM_CURRENT_LG,   // 14
     INT_ADC_NOT_USED,                   // 15
-    INT_ADC_BLOOD_PUMP_SPEED,           // 16
-    INT_ADC_BLOOD_PUMP_MOTOR_CURRENT,   // 17
+    INT_ADC_NOT_USED,                   // 16
+    INT_ADC_NOT_USED,                   // 17
     INT_ADC_BACKUP_V,                   // 18
-    INT_ADC_NOT_USED,                   // 19
+    INT_ADC_ADC_REF,                    // 19
     INT_ADC_NOT_USED,                   // 20
     INT_ADC_NOT_USED,                   // 21
-    INT_ADC_24V_ACTUATORS,              // 22
+    INT_ADC_NOT_USED,                   // 22
     INT_ADC_NOT_USED                    // 23
 };
 
 const F32 ADC_CHANNEL_READ_TO_UNITS[ NUM_OF_INT_ADC_CHANNELS ] =
 {
-    0.0,        //     - INT_ADC_NOT_USED
-    1.601601,   // RPM - INT_ADC_BLOOD_PUMP_SPEED
-    0.003002,   // A   - INT_ADC_BLOOD_PUMP_MOTOR_CURRENT
-    0.001221,   // V   - INT_ADC_PS_THERMISTOR
-    0.001465,   // V   - INT_ADC_REFIN_1
-    0.009420,   // V   - INT_ADC_24V_ACTUATORS_REG
-    0.000733,   // V   - INT_ADC_1_2V_PROCESSOR
-    0.001465,   // V   - INT_ADC_5V_SENSORS
-    0.014650,   // mA  - INT_ADC_PRIMARY_ALARM_CURRENT_HG
-    0.001221,   // V   - INT_ADC_BOARD_THERMISTOR
-    0.000733,   // V   - INT_ADC_1_25_FPGA_ADC_REF
-    0.001465,   // V   - INT_ADC_3_3V
-    0.001465,   // V   - INT_ADC_5V_LOGIC
-    0.073240,   // mA  - INT_ADC_PRIMARY_ALARM_CURRENT_LG
-    0.007106,   // V   - INT_ADC_24V_ACTUATORS
-    0.007106,   // V   - INT_ADC_BACKUP_V
+    0.000000,    //     - Not used
+    0.014650,    // mA  - Internal ADC channel for primary alarm audio current high gain
+    0.073240,    // mA  - Internal ADC channel for primary alarm audio current low gain
+    0.001465,    // V   - Internal ADC channel for 5V to logic
+    0.001465,    // V   - Internal ADC channel for 3.3V
+    0.000733,    // V   - Internal ADC channel for 1.2V to processor
+    0.000733,    // V   - Internal ADC channel for 1.8V external ADC
+    0.000733,    // V   - Internal ADC channel for 1.0V FPGA
+    0.000733,    // V   - Internal ADC channel for 1.8V FPGA
+    0.001221,    // V   - Internal ADC channel for PCB temperature
+    0.001465,    // V   - Internal ADC channel for ADC reference voltage
+    0.009420,    // V   - Internal ADC channel for VBackup
+    0.007106,    // V   - Internal ADC channel for 24V to actuators (1)
+    0.007106,    // V   - Internal ADC channel for 24V to actuators (2)
+    0.000000,    //     - Not used
 };
 
 // ********** private data **********
@@ -153,7 +152,7 @@
 {
     U32 i;
 
-    if ( adcRawReadingsCount < NUM_OF_INT_ADC_CHANNELS )
+    if ( adcRawReadingsCount <= NUM_OF_INT_ADC_CHANNELS )
     {
         // Process readings from last conversion
         for ( i = 0; i < adcRawReadingsCount; i++ )