diff --git a/examples/AFSK/AFSK_Imperial_March/AFSK_Imperial_March.ino b/examples/AFSK/AFSK_Imperial_March/AFSK_Imperial_March.ino
index b749bb6e..7c850916 100644
--- a/examples/AFSK/AFSK_Imperial_March/AFSK_Imperial_March.ino
+++ b/examples/AFSK/AFSK_Imperial_March/AFSK_Imperial_March.ino
@@ -9,6 +9,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -38,6 +39,7 @@ SX1278 radio = new Module(10, 2, 9, 3);
 // SX1231:        DIO2
 // CC1101:        GDO2
 // Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 void setup() {
diff --git a/examples/AFSK/AFSK_Tone/AFSK_Tone.ino b/examples/AFSK/AFSK_Tone/AFSK_Tone.ino
index e5dd0ab4..3e221226 100644
--- a/examples/AFSK/AFSK_Tone/AFSK_Tone.ino
+++ b/examples/AFSK/AFSK_Tone/AFSK_Tone.ino
@@ -10,6 +10,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -36,6 +37,7 @@ SX1278 radio = new Module(10, 2, 9, 3);
 // SX1231:        DIO2
 // CC1101:        GDO2
 // Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 void setup() {
diff --git a/examples/APRS/APRS_MicE/APRS_MicE.ino b/examples/APRS/APRS_MicE/APRS_MicE.ino
index 9d8061cb..5a84d0ea 100644
--- a/examples/APRS/APRS_MicE/APRS_MicE.ino
+++ b/examples/APRS/APRS_MicE/APRS_MicE.ino
@@ -16,6 +16,7 @@
     - CC1101
     - nRF24
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -39,7 +40,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create AX.25 client instance using the AFSK instance
diff --git a/examples/APRS/APRS_Position/APRS_Position.ino b/examples/APRS/APRS_Position/APRS_Position.ino
index 2478d64b..c05ac194 100644
--- a/examples/APRS/APRS_Position/APRS_Position.ino
+++ b/examples/APRS/APRS_Position/APRS_Position.ino
@@ -16,6 +16,7 @@
     - CC1101
     - nRF24
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -39,7 +40,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create AX.25 client instance using the AFSK instance
diff --git a/examples/AX25/AX25_Transmit_AFSK/AX25_Transmit_AFSK.ino b/examples/AX25/AX25_Transmit_AFSK/AX25_Transmit_AFSK.ino
index 540dc08d..f60818c3 100644
--- a/examples/AX25/AX25_Transmit_AFSK/AX25_Transmit_AFSK.ino
+++ b/examples/AX25/AX25_Transmit_AFSK/AX25_Transmit_AFSK.ino
@@ -13,6 +13,7 @@
     - CC1101
     - nRF24
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -36,7 +37,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create AX.25 client instance using the AFSK instance
diff --git a/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino b/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
index 73b4a704..9c320918 100644
--- a/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
+++ b/examples/FSK4/FSK4_Transmit_AFSK/FSK4_Transmit_AFSK.ino
@@ -13,6 +13,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -36,7 +37,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create FSK4 client instance using the AFSK instance
@@ -81,7 +89,7 @@ void setup() {
   // NOTE: Unlike FSK FSK4, AFSK requires no rounding of
   //       the frequency shift.
   Serial.print(F("[FSK4] Initializing ... "));
-  // low ("space") frequency:     434.0 MHz
+  // lowest ("space") frequency:     400 Hz
   // frequency shift:             270 Hz
   // baud rate:                   100 baud
   state = fsk4.begin(400, 270, 100);
diff --git a/examples/Hellschreiber/Hellschreiber_Transmit_AFSK/Hellschreiber_Transmit_AFSK.ino b/examples/Hellschreiber/Hellschreiber_Transmit_AFSK/Hellschreiber_Transmit_AFSK.ino
index 1fdff4a2..dbe267a5 100644
--- a/examples/Hellschreiber/Hellschreiber_Transmit_AFSK/Hellschreiber_Transmit_AFSK.ino
+++ b/examples/Hellschreiber/Hellschreiber_Transmit_AFSK/Hellschreiber_Transmit_AFSK.ino
@@ -12,6 +12,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -35,7 +36,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create Hellschreiber client instance using the AFSK instance
diff --git a/examples/Morse/Morse_Transmit_FM/Morse_Transmit_FM.ino b/examples/Morse/Morse_Transmit_FM/Morse_Transmit_FM.ino
index b4f4b417..3ab9d08d 100644
--- a/examples/Morse/Morse_Transmit_FM/Morse_Transmit_FM.ino
+++ b/examples/Morse/Morse_Transmit_FM/Morse_Transmit_FM.ino
@@ -12,6 +12,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -35,8 +36,15 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
-AFSKClient audio(&radio, 10);
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
+AFSKClient audio(&radio, 5);
 
 // create Morse client instance using the AFSK instance
 MorseClient morse(&audio);
@@ -72,17 +80,6 @@ void setup() {
     Serial.println(state);
     while(true);
   }
-
-  // after that, set mode to OOK
-  Serial.print(F("[SX1278] Switching to OOK ... "));
-  state = radio.setOOK(true);
-  if(state == RADIOLIB_ERR_NONE) {
-    Serial.println(F("success!"));
-  } else {
-    Serial.print(F("failed, code "));
-    Serial.println(state);
-    while(true);
-  }
 }
 
 void loop() {
diff --git a/examples/RTTY/RTTY_Transmit_AFSK/RTTY_Transmit_AFSK.ino b/examples/RTTY/RTTY_Transmit_AFSK/RTTY_Transmit_AFSK.ino
index 58e6d8c0..c9b268cd 100644
--- a/examples/RTTY/RTTY_Transmit_AFSK/RTTY_Transmit_AFSK.ino
+++ b/examples/RTTY/RTTY_Transmit_AFSK/RTTY_Transmit_AFSK.ino
@@ -10,6 +10,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    For default module settings, see the wiki page
    https://github.com/jgromes/RadioLib/wiki/Default-configuration
@@ -33,7 +34,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create RTTY client instance using the AFSK instance
diff --git a/examples/SSTV/SSTV_Transmit_AFSK/SSTV_Transmit_AFSK.ino b/examples/SSTV/SSTV_Transmit_AFSK/SSTV_Transmit_AFSK.ino
index 4719adaf..924522b1 100644
--- a/examples/SSTV/SSTV_Transmit_AFSK/SSTV_Transmit_AFSK.ino
+++ b/examples/SSTV/SSTV_Transmit_AFSK/SSTV_Transmit_AFSK.ino
@@ -12,6 +12,7 @@
     - SX1231
     - CC1101
     - Si443x/RFM2x
+    - SX126x/LLCC68 (only devices without TCXO!)
 
    NOTE: Some platforms (such as Arduino Uno)
          might not be fast enough to correctly
@@ -42,7 +43,14 @@ SX1278 radio = new Module(10, 2, 9, 3);
 //SX1278 radio = RadioShield.ModuleA;
 
 // create AFSK client instance using the FSK module
-// pin 5 is connected to SX1278 DIO2
+// this requires connection to the module direct
+// input pin, here connected to Arduino pin 5
+// SX127x/RFM9x:  DIO2
+// RF69:          DIO2
+// SX1231:        DIO2
+// CC1101:        GDO2
+// Si443x/RFM2x:  GPIO
+// SX126x/LLCC68: DIO2
 AFSKClient audio(&radio, 5);
 
 // create SSTV client instance using the AFSK instance