diff --git a/ADIDrivers/no-OS b/ADIDrivers/no-OS
index 0a8190fd..14310dbd 160000
--- a/ADIDrivers/no-OS
+++ b/ADIDrivers/no-OS
@@ -1 +1 @@
-Subproject commit 0a8190fd43f8127e5138582d28552dcd412a8b14
+Subproject commit 14310dbdce103cd803648c900ad0f24f283ec8d6
diff --git a/LTSketchbook/Example Designs/CN0416_SerialPassthrough/CN0416_SerialPassthrough.ino b/LTSketchbook/Example Designs/CN0416_SerialPassthrough/CN0416_SerialPassthrough.ino
index 80ab99b7..e453184c 100644
--- a/LTSketchbook/Example Designs/CN0416_SerialPassthrough/CN0416_SerialPassthrough.ino	
+++ b/LTSketchbook/Example Designs/CN0416_SerialPassthrough/CN0416_SerialPassthrough.ino	
@@ -36,9 +36,9 @@ void setup() {
 void loop() {
   if (Serial.available()) {      // If anything comes in Serial (USB),
     digitalWrite(2, HIGH);
+    delay(1);
     Serial1.write(Serial.read());   // read it and send it out Serial1 (pins 0 & 1)
-	delay(2);
-	digitalWrite(2, LOW);
+    digitalWrite(2, LOW);
   }
 
   if (Serial1.available()) {     // If anything comes in Serial1 (pins 0 & 1)
diff --git a/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5686R/EVAL-AD5686R.ino b/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5686R/EVAL-AD5686R.ino
index 74b6d6f6..bf2279e9 100644
--- a/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5686R/EVAL-AD5686R.ino	
+++ b/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5686R/EVAL-AD5686R.ino	
@@ -397,22 +397,22 @@ uint8_t menu_5_power_down_mode(int16_t selected_dac)
   if (dac1)
   {
     Serial.println(F("  Applying power mode to DAC A..."));
-    ad5686_power_mode(device, AD5686_CH_A, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_0, selected_mode);
   }
   if (dac2)
   {
     Serial.println(F("  Applying power mode to DAC B..."));
-    ad5686_power_mode(device, AD5686_CH_B, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_1, selected_mode);
   }
   if (dac3)
   {
     Serial.println(F("  Applying power mode to DAC C..."));
-    ad5686_power_mode(device, AD5686_CH_C, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_2, selected_mode);
   }
   if (dac4)
   {
     Serial.println(F("  Applying power mode to DAC D..."));
-    ad5686_power_mode(device, AD5686_CH_D, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_3, selected_mode);
   }
 
   Serial.println(F("  Done!"));
@@ -459,10 +459,10 @@ uint8_t menu_6_select_ref_voltage(float *vref)
 // Reads back all DAC registers
 uint8_t menu_7_read_back_registers()
 {
-  uint32_t reg1 = ad5686_read_back_register(device, AD5686_CH_A);
-  uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_B);
-  uint32_t reg3 = ad5686_read_back_register(device, AD5686_CH_C);
-  uint32_t reg4 = ad5686_read_back_register(device, AD5686_CH_D);
+  uint32_t reg1 = ad5686_read_back_register(device, AD5686_CH_0);
+  uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_1);
+  uint32_t reg3 = ad5686_read_back_register(device, AD5686_CH_2);
+  uint32_t reg4 = ad5686_read_back_register(device, AD5686_CH_3);
 
   Serial.println(F("\n  All DAC register values:"));
   Serial.print(F("    DAC A - "));
@@ -488,7 +488,7 @@ uint8_t menu_8_set_ldac_mask()
   if (mask > 15) mask = 15; // Clamp at 1111
   Serial.println(mask, BIN);
 
-  ad5686_ldac_mask(device, mask);
+  ad5686_ldac_mask(device, mask, 0x01);
 
   Serial.println(F("  Updated LDAC mask"));
 
diff --git a/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5696R/EVAL-AD5696R.ino b/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5696R/EVAL-AD5696R.ino
index 4e4405a0..bc88dae9 100644
--- a/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5696R/EVAL-AD5696R.ino	
+++ b/LTSketchbook/Part Number/ADI-Parts/EVAL-AD5696R/EVAL-AD5696R.ino	
@@ -403,22 +403,22 @@ uint8_t menu_5_set_DAC_power_mode(int16_t selected_dac)
   if (dac1)
   {
     Serial.println(F("  Applying power mode to DAC A..."));
-    ad5686_power_mode(device, AD5686_CH_A, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_0, selected_mode);
   }
   if (dac2)
   {
     Serial.println(F("  Applying power mode to DAC B..."));
-    ad5686_power_mode(device, AD5686_CH_B, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_1, selected_mode);
   }
   if (dac3)
   {
     Serial.println(F("  Applying power mode to DAC C..."));
-    ad5686_power_mode(device, AD5686_CH_C, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_2, selected_mode);
   }
   if (dac4)
   {
     Serial.println(F("  Applying power mode to DAC D..."));
-    ad5686_power_mode(device, AD5686_CH_D, selected_mode);
+    ad5686_power_mode(device, AD5686_CH_3, selected_mode);
   }
 
   Serial.println(F("  Done!"));
@@ -465,10 +465,10 @@ uint8_t menu_6_select_ref_voltage(float *vref)
 // Reads back all DAC registers
 uint8_t menu_7_read_back_dac_input_registers()
 {
-  uint32_t reg1 = ad5686_read_back_register(device, AD5686_CH_A);
-  uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_B);
-  uint32_t reg3 = ad5686_read_back_register(device, AD5686_CH_C);
-  uint32_t reg4 = ad5686_read_back_register(device, AD5686_CH_D);
+  uint32_t reg1 = ad5686_read_back_register(device, AD5686_CH_0);
+  uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_1);
+  uint32_t reg3 = ad5686_read_back_register(device, AD5686_CH_2);
+  uint32_t reg4 = ad5686_read_back_register(device, AD5686_CH_3);
 
   Serial.println(F("\n  All DAC-input register values:"));
   Serial.print(F("    DAC A - "));
@@ -490,7 +490,7 @@ uint8_t menu_old_read_back_dac_input_registers()
     //#define AD5686_CH_ALL            0xF
     //uint32_t read_data = ad5696_read_back_register(device, AD5686_CH_ALL);
     uint32_t reg1 = ad5686_read_back_register(device, AD5686_CH_A);
-    uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_B);
+    uint32_t reg2 = ad5686_read_back_register(device, AD5686_CH_1);
     uint32_t reg3 = ad5686_read_back_register(device, AD5686_CH_C);
     uint32_t reg4 = ad5686_read_back_register(device, AD5686_CH_D);
     //https://www.tutorialspoint.com/cprogramming/c_return_arrays_from_function.htm
@@ -525,7 +525,7 @@ uint8_t menu_8_set_ldac_mask()
   if (mask > 15) mask = 15; // Clamp at 1111
   Serial.println(mask, BIN);
 
-  ad5686_ldac_mask(device, mask);
+  ad5686_ldac_mask(device, mask, 0x01);
 
   Serial.println(F("  Updated LDAC mask"));