From 91787eb26926c48d265768586d33a80ed8a03a2e Mon Sep 17 00:00:00 2001
From: jgromes <jan.gromes@gmail.com>
Date: Thu, 6 Jul 2023 11:10:20 +0200
Subject: [PATCH] [PHY] Implemented more common methods

---
 src/protocols/PhysicalLayer/PhysicalLayer.cpp | 26 +++++++++
 src/protocols/PhysicalLayer/PhysicalLayer.h   | 54 +++++++++++++++++++
 2 files changed, 80 insertions(+)

diff --git a/src/protocols/PhysicalLayer/PhysicalLayer.cpp b/src/protocols/PhysicalLayer/PhysicalLayer.cpp
index 1e9d3584..84d82832 100644
--- a/src/protocols/PhysicalLayer/PhysicalLayer.cpp
+++ b/src/protocols/PhysicalLayer/PhysicalLayer.cpp
@@ -246,6 +246,32 @@ int16_t PhysicalLayer::setEncoding(uint8_t encoding) {
   return(RADIOLIB_ERR_UNSUPPORTED);
 }
 
+int16_t PhysicalLayer::invertIQ(bool enable) {
+  (void)enable;
+  return(RADIOLIB_ERR_UNSUPPORTED);
+}
+
+int16_t PhysicalLayer::setOutputPower(int8_t power) {
+  (void)power;
+  return(RADIOLIB_ERR_UNSUPPORTED);
+}
+
+int16_t PhysicalLayer::setSyncWord(uint8_t* sync, size_t len) {
+  (void)sync;
+  (void)len;
+  return(RADIOLIB_ERR_UNSUPPORTED);
+}
+
+int16_t PhysicalLayer::setPreambleLength(size_t len) {
+  (void)len;
+  return(RADIOLIB_ERR_UNSUPPORTED);
+}
+
+int16_t PhysicalLayer::setDataRate(DataRate_t dr) {
+  (void)dr;
+  return(RADIOLIB_ERR_UNSUPPORTED);
+}
+
 float PhysicalLayer::getFreqStep() const {
   return(this->freqStep);
 }
diff --git a/src/protocols/PhysicalLayer/PhysicalLayer.h b/src/protocols/PhysicalLayer/PhysicalLayer.h
index 4e9ceb51..95a7ae6c 100644
--- a/src/protocols/PhysicalLayer/PhysicalLayer.h
+++ b/src/protocols/PhysicalLayer/PhysicalLayer.h
@@ -4,6 +4,24 @@
 #include "../../TypeDef.h"
 #include "../../Module.h"
 
+// data rate structure interpretation in case LoRa is used
+struct LoRaRate_t {
+  uint8_t spreadingFactor;
+  float bandwidth;
+};
+
+// data rate structure interpretation in case FSK is used
+struct FSKRate_t {
+  float bitRate;
+  float freqDev;
+};
+
+// common data rate
+union DataRate_t {
+  LoRaRate_t lora;
+  FSKRate_t fsk;
+};
+
 /*!
   \class PhysicalLayer
 
@@ -223,6 +241,42 @@ class PhysicalLayer {
     */
     virtual int16_t setEncoding(uint8_t encoding);
 
+    /*!
+      \brief Set IQ inversion. Must be implemented in module class if the module supports it.
+      \param enable True to use inverted IQ, false for non-inverted.
+      \returns \ref status_codes
+    */
+    virtual int16_t invertIQ(bool enable);
+
+    /*!
+      \brief Set output power. Must be implemented in module class if the module supports it.
+      \param power Output power in dBm. The allowed range depends on the module used.
+      \returns \ref status_codes
+    */
+    virtual int16_t setOutputPower(int8_t power);
+
+    /*!
+      \brief Set sync word. Must be implemented in module class if the module supports it.
+      \param sync Pointer to the sync word.
+      \param len Sync word length in bytes. Maximum length depends on the module used.
+      \returns \ref status_codes
+    */
+    virtual int16_t setSyncWord(uint8_t* sync, size_t len);
+
+    /*!
+      \brief Set preamble length. Must be implemented in module class if the module supports it.
+      \param len Preamble length in bytes. Maximum length depends on the module used.
+      \returns \ref status_codes
+    */
+    virtual int16_t setPreambleLength(size_t len);
+    
+    /*!
+      \brief Set data. Must be implemented in module class if the module supports it.
+      \param dr Data rate struct. Interpretation depends on currently active modem (FSK or LoRa).
+      \returns \ref status_codes
+    */
+    virtual int16_t setDataRate(DataRate_t dr);
+
     /*!
       \brief Gets the module frequency step size that was set in constructor.
       \returns Synthesizer frequency step size in Hz.