diff --git a/src/modules/SX126x/SX126x.cpp b/src/modules/SX126x/SX126x.cpp
index 358cfe79..ce34e2f4 100644
--- a/src/modules/SX126x/SX126x.cpp
+++ b/src/modules/SX126x/SX126x.cpp
@@ -507,6 +507,15 @@ void SX126x::clearPacketSentAction() {
   this->clearDio1Action();
 }
 
+void SX126x::setChannelScanAction(void (*func)(void)) {
+  this->setDio1Action(func);
+}
+
+void SX126x::clearChannelScanAction() {
+  this->clearDio1Action();
+}
+
+
 int16_t SX126x::startTransmit(uint8_t* data, size_t len, uint8_t addr) {
   // suppress unused variable warning
   (void)addr;
@@ -729,6 +738,10 @@ int16_t SX126x::readData(uint8_t* data, size_t len) {
   return(state);
 }
 
+int16_t SX126x::startChannelScan() {
+  return(this->startChannelScan(RADIOLIB_SX126X_CAD_PARAM_DEFAULT, RADIOLIB_SX126X_CAD_PARAM_DEFAULT, RADIOLIB_SX126X_CAD_PARAM_DEFAULT));
+}
+
 int16_t SX126x::startChannelScan(uint8_t symbolNum, uint8_t detPeak, uint8_t detMin) {
   // check active modem
   if(getPacketType() != RADIOLIB_SX126X_PACKET_TYPE_LORA) {
@@ -1721,7 +1734,7 @@ int16_t SX126x::setCad(uint8_t symbolNum, uint8_t detPeak, uint8_t detMin) {
     data[2] = detMin;
   }
 
-  // configure paramaters
+  // configure parameters
   int16_t state = this->mod->SPIwriteStream(RADIOLIB_SX126X_CMD_SET_CAD_PARAMS, data, 7);
   RADIOLIB_ASSERT(state);
 
diff --git a/src/modules/SX126x/SX126x.h b/src/modules/SX126x/SX126x.h
index 9b691b9c..5b18b969 100644
--- a/src/modules/SX126x/SX126x.h
+++ b/src/modules/SX126x/SX126x.h
@@ -601,6 +601,17 @@ class SX126x: public PhysicalLayer {
     */
     void clearPacketSentAction();
 
+    /*!
+      \brief Sets interrupt service routine to call when a channel scan is finished.
+      \param func ISR to call.
+    */
+    void setChannelScanAction(void (*func)(void));
+
+    /*!
+      \brief Clears interrupt service routine to call when a channel scan is finished.
+    */
+    void clearChannelScanAction();
+
     /*!
       \brief Interrupt-driven binary transmit method.
       Overloads for string-based transmissions are implemented in PhysicalLayer.
@@ -685,22 +696,29 @@ class SX126x: public PhysicalLayer {
       \returns \ref status_codes
     */
     int16_t readData(uint8_t* data, size_t len) override;
-
+    
     /*!
-      \brief Interrupt-driven channel activity detection method. DIO0 will be activated
-      when LoRa preamble is detected, or upon timeout.
-      \param symbolNum Number of symbols for CAD detection. Defaults to the value recommended by AN1200.48.
-      \param detPeak Peak value for CAD detection. Defaults to the value recommended by AN1200.48.
-      \param detMin Minimum value for CAD detection. Defaults to the value recommended by AN1200.48.
+      \brief Interrupt-driven channel activity detection method. DIO1 will be activated
+      when LoRa preamble is detected, or upon timeout. Defaults to CAD parameter values recommended by AN1200.48.
       \returns \ref status_codes
     */
-    int16_t startChannelScan(uint8_t symbolNum = RADIOLIB_SX126X_CAD_PARAM_DEFAULT, uint8_t detPeak = RADIOLIB_SX126X_CAD_PARAM_DEFAULT, uint8_t detMin = RADIOLIB_SX126X_CAD_PARAM_DEFAULT);
+    int16_t startChannelScan() override;
+
+    /*!
+      \brief Interrupt-driven channel activity detection method. DIO1 will be activated
+      when LoRa preamble is detected, or upon timeout.
+      \param symbolNum Number of symbols for CAD detection. 
+      \param detPeak Peak value for CAD detection.
+      \param detMin Minimum value for CAD detection.
+      \returns \ref status_codes
+    */
+    int16_t startChannelScan(uint8_t symbolNum, uint8_t detPeak, uint8_t detMin);
 
     /*!
       \brief Read the channel scan result
       \returns \ref status_codes
     */
-    int16_t getChannelScanResult();
+    int16_t getChannelScanResult() override;
 
     // configuration methods
 
@@ -929,7 +947,7 @@ class SX126x: public PhysicalLayer {
       \param len Payload length in bytes.
       \returns Expected time-on-air in microseconds.
     */
-    uint32_t getTimeOnAir(size_t len);
+    uint32_t getTimeOnAir(size_t len) override;
 
     /*!
       \brief Set implicit header mode for future reception/transmission.