From 86724197ec6b200c6cdc1166de9e6092cbf6b455 Mon Sep 17 00:00:00 2001
From: jgromes <jan.gromes@gmail.com>
Date: Sun, 6 Aug 2023 16:07:28 +0200
Subject: [PATCH] [SX126x] Added default channel scan override

---
 src/modules/SX126x/SX126x.cpp | 4 ++++
 src/modules/SX126x/SX126x.h   | 8 +++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/modules/SX126x/SX126x.cpp b/src/modules/SX126x/SX126x.cpp
index 6ec42bbd..94195b4f 100644
--- a/src/modules/SX126x/SX126x.cpp
+++ b/src/modules/SX126x/SX126x.cpp
@@ -429,6 +429,10 @@ int16_t SX126x::packetMode() {
   return(state);
 }
 
+int16_t SX126x::scanChannel() {
+  return(this->scanChannel(RADIOLIB_SX126X_CAD_PARAM_DEFAULT, RADIOLIB_SX126X_CAD_PARAM_DEFAULT, RADIOLIB_SX126X_CAD_PARAM_DEFAULT));
+}
+
 int16_t SX126x::scanChannel(uint8_t symbolNum, uint8_t detPeak, uint8_t detMin) {
   // set mode to CAD
   int state = startChannelScan(symbolNum, detPeak, detMin);
diff --git a/src/modules/SX126x/SX126x.h b/src/modules/SX126x/SX126x.h
index 015215d1..9b691b9c 100644
--- a/src/modules/SX126x/SX126x.h
+++ b/src/modules/SX126x/SX126x.h
@@ -528,6 +528,12 @@ class SX126x: public PhysicalLayer {
     */
     int16_t receiveDirect() override;
 
+    /*!
+      \brief Performs scan for LoRa transmission in the current channel. Detects both preamble and payload.
+      \returns \ref status_codes
+    */
+    int16_t scanChannel() override;
+
     /*!
       \brief Performs scan for LoRa transmission in the current channel. Detects both preamble and payload.
       \param symbolNum Number of symbols for CAD detection. Defaults to the value recommended by AN1200.48.
@@ -535,7 +541,7 @@ class SX126x: public PhysicalLayer {
       \param detMin Minimum value for CAD detection. Defaults to the value recommended by AN1200.48.
       \returns \ref status_codes
     */
-    int16_t scanChannel(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 scanChannel(uint8_t symbolNum, uint8_t detPeak, uint8_t detMin);
     
     /*!
       \brief Sets the module to sleep mode. To wake the device up, call standby().