[SX126x] Removed DIO2 from constructor

examples/SX126x/SX126x_Channel_Activity_Detection/SX126x_Channel_Activity_Detection.ino

@@ -18,9 +18,8 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 lora = new Module(10, 2, 3, 9);
+SX1262 lora = new Module(10, 2, 9);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_FSK_Modem/SX126x_FSK_Modem.ino

@@ -19,9 +19,8 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 fsk = new Module(10, 2, 3, 9);
+SX1262 fsk = new Module(10, 2, 9);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_Receive/SX126x_Receive.ino

@@ -25,7 +25,7 @@
 // DIO1 pin:  2
 // DIO2 pin:  3
 // BUSY pin:  9
-SX1262 lora = new Module(10, 2, 3, 9);
+SX1262 lora = new Module(10, 2, 9);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_Receive_Interrupt/SX126x_Receive_Interrupt.ino

@@ -24,9 +24,8 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 lora = new Module(10, 2, 3, 9);
+SX1262 lora = new Module(10, 2, 9);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_Settings/SX126x_Settings.ino

@@ -27,16 +27,14 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 loraSX1262 = new Module(10, 2, 3, 9);
+SX1262 loraSX1262 = new Module(10, 2, 9);
 
 // SX12628 has different connections:
 // NSS pin:   8
 // DIO1 pin:  4
-// DIO2 pin:  5
 // BUSY pin:  6
-SX1268 loraSX1268 = new Module(8, 4, 5, 6);
+SX1268 loraSX1268 = new Module(8, 4, 6);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_Transmit/SX126x_Transmit.ino

@@ -19,9 +19,8 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 lora = new Module(10, 2, 3, 9);
+SX1262 lora = new Module(10, 2, 9);
 
 // or using RadioShield
 // https://github.com/jgromes/RadioShield

examples/SX126x/SX126x_Transmit_Interrupt/SX126x_Transmit_Interrupt.ino

@@ -20,9 +20,8 @@
 // SX1262 has the following connections:
 // NSS pin:   10
 // DIO1 pin:  2
-// DIO2 pin:  3
 // BUSY pin:  9
-SX1262 lora = new Module(10, 2, 3, 9);
+SX1262 lora = new Module(10, 2, 9);
 
 // save transmission state between loops
 int transmissionState = ERR_NONE;

src/modules/SX126x/SX126x.cpp

@@ -7,7 +7,6 @@ SX126x::SX126x(Module* mod) : PhysicalLayer(SX126X_CRYSTAL_FREQ, SX126X_DIV_EXPO
 int16_t SX126x::begin(float bw, uint8_t sf, uint8_t cr, uint16_t syncWord, float currentLimit, uint16_t preambleLength, float tcxoVoltage) {
   // set module properties
   _mod->init(RADIOLIB_USE_SPI, RADIOLIB_INT_BOTH);
-  pinMode(_mod->getRx(), INPUT);
 
   // BW in kHz and SF are required in order to calculate LDRO for setModulationParams
   _bwKhz = bw;
@@ -80,7 +79,6 @@ int16_t SX126x::begin(float bw, uint8_t sf, uint8_t cr, uint16_t syncWord, float
 int16_t SX126x::beginFSK(float br, float freqDev, float rxBw, float currentLimit, uint16_t preambleLength, float dataShaping, float tcxoVoltage) {
   // set module properties
   _mod->init(RADIOLIB_USE_SPI, RADIOLIB_INT_BOTH);
-  pinMode(_mod->getRx(), INPUT);
 
   // initialize configuration variables (will be overwritten during public settings configuration)
   _br = 21333;                                  // 48.0 kbps
@@ -374,10 +372,6 @@ void SX126x::setDio1Action(void (*func)(void)) {
   attachInterrupt(digitalPinToInterrupt(_mod->getInt0()), func, RISING);
 }
 
-void SX126x::setDio2Action(void (*func)(void)) {
-  attachInterrupt(digitalPinToInterrupt(_mod->getInt1()), func, RISING);
-}
-
 int16_t SX126x::startTransmit(uint8_t* data, size_t len, uint8_t addr) {
   // suppress unused variable warning
   (void)addr;
@@ -443,7 +437,7 @@ int16_t SX126x::startTransmit(uint8_t* data, size_t len, uint8_t addr) {
   }
 
   // wait for BUSY to go low (= PA ramp up done)
-  while(digitalRead(_mod->getRx()));
+  while(digitalRead(_mod->getInt1()));
 
   return(state);
 }
@@ -1400,9 +1394,8 @@ int16_t SX126x::config(uint8_t modem) {
   }
 
   // wait for calibration completion
-  //delayMicroseconds(1);
   delay(5);
-  while(digitalRead(_mod->getRx()));
+  while(digitalRead(_mod->getInt1()));
 
   return(ERR_NONE);
 }
@@ -1438,7 +1431,7 @@ int16_t SX126x::SPItransfer(uint8_t* cmd, uint8_t cmdLen, bool write, uint8_t* d
   // ensure BUSY is low (state meachine ready)
   RADIOLIB_VERBOSE_PRINTLN(F("Wait for BUSY ... "));
   uint32_t start = millis();
-  while(digitalRead(_mod->getRx())) {
+  while(digitalRead(_mod->getInt1())) {
     if(millis() - start >= timeout) {
       return(ERR_SPI_CMD_TIMEOUT);
     }
@@ -1505,7 +1498,7 @@ int16_t SX126x::SPItransfer(uint8_t* cmd, uint8_t cmdLen, bool write, uint8_t* d
   if(waitForBusy) {
     delayMicroseconds(1);
     start = millis();
-    while(digitalRead(_mod->getRx())) {
+    while(digitalRead(_mod->getInt1())) {
         if(millis() - start >= timeout) {
           status = SX126X_STATUS_CMD_TIMEOUT;
           break;

src/modules/SX126x/SX126x.h

@@ -476,13 +476,6 @@ class SX126x: public PhysicalLayer {
     */
     void setDio1Action(void (*func)(void));
 
-    /*!
-      \brief Sets interrupt service routine to call when DIO2 activates.
-
-      \param func ISR to call.
-    */
-    void setDio2Action(void (*func)(void));
-
     /*!
       \brief Interrupt-driven binary transmit method.
       Overloads for string-based transmissions are implemented in PhysicalLayer.