New define for disabling the reset pin and the reset procedure (#4)

* add reset pin disable define

Author: fabik111

examples/NetworkConfiguratorDemo/NetworkConfiguratorDemo.ino

@@ -68,6 +68,17 @@ void setup() {
   /* Add the interfaces that are enabled for configuring the network*/
   NetworkConfigurator.addAgent(BLEAgent);
   NetworkConfigurator.addAgent(SerialAgent);
+
+  //Uncomment this for disabling the reconfiguration pin and the reconfiguration procedure
+  //NetworkConfigurator.setReconfigurePin(DISABLE_PIN);
+
+  /* Uncomment and specify your preferred pin for changing the default reconfiguration pin
+  * The pin must be in the list of digital pins usable for interrupts.
+  * Please refer to the Arduino documentation for more details:
+  * https://docs.arduino.cc/language-reference/en/functions/external-interrupts/attachInterrupt/
+  */
+  //NetworkConfigurator.setReconfigurePin(your_pin);
+
   /* Add a custom callback function to be invoked every time the interrupt on reconfiguration pin is fired*/
   NetworkConfigurator.addReconfigurePinCallback(onResetPinInterrupt);
   /* Start the network configurator */

src/Arduino_NetworkConfigurator.cpp

@@ -201,7 +201,7 @@ void NetworkConfiguratorClass::setStorage(KVStore &kvstore) {
   _kvstore = &kvstore;
 }
 
-void NetworkConfiguratorClass::setReconfigurePin(uint32_t pin) {
+void NetworkConfiguratorClass::setReconfigurePin(int pin) {
   _resetInput->setPin(pin);
 }
 

src/Arduino_NetworkConfigurator.h

@@ -112,10 +112,15 @@ class NetworkConfiguratorClass {
   /**
    * @brief Sets the pin used for the reconfiguration procedure.
    * This must be set before calling the begin() method.
+   * Use the value DISABLE_PIN to disable the reset pin and
+   * the reset procedure.
    * @param pin The pin number to be used for reconfiguration,
    * internally it's mapped to an interrupt with INPUT_PULLUP mode.
+   * The pin must be in the list of digital pins usable for interrupts.
+   * Please refer to the Arduino documentation for more details:
+   * https://docs.arduino.cc/language-reference/en/functions/external-interrupts/attachInterrupt/
    */
-  void setReconfigurePin(uint32_t pin);
+  void setReconfigurePin(int pin);
 
   /**
    * @brief Adds a callback function to be triggered every time the

src/Utility/ResetInput/ResetInput.cpp

@@ -16,25 +16,27 @@ ResetInput &ResetInput::getInstance() {
   return instance;
 }
 
-ResetInput::ResetInput():
-  _pin {PIN_RECONFIGURE}
-  {
-    _expired = false;
-    _startPressed = 0;
-    _fireEvent = false;
-    _pressedCustomCallback = nullptr;
-  }
+ResetInput::ResetInput() {
+  _pin = PIN_RECONFIGURE;
+  _expired = false;
+  _startPressed = 0;
+  _fireEvent = false;
+  _pressedCustomCallback = nullptr;
+}
 
 void ResetInput::begin() {
+  if(_pin == DISABLE_PIN){
+    return;
+  }
 #ifdef ARDUINO_OPTA
-  pinMode(PIN_RECONFIGURE, INPUT);
+  pinMode(_pin, INPUT);
 #else
-  pinMode(PIN_RECONFIGURE, INPUT_PULLUP);
+  pinMode(_pin, INPUT_PULLUP);
 #endif
   pinMode(LED_RECONFIGURE, OUTPUT);
   digitalWrite(LED_RECONFIGURE, LED_OFF);
 
-  attachInterrupt(digitalPinToInterrupt(PIN_RECONFIGURE),_pressedCallback, CHANGE);
+  attachInterrupt(digitalPinToInterrupt(_pin),_pressedCallback, CHANGE);
 }
 
 bool ResetInput::isEventFired() {
@@ -55,15 +57,19 @@ void ResetInput::setPinChangedCallback(ResetInputCallback callback) {
   _pressedCustomCallback = callback;
 }
 
-void ResetInput::setPin(uint32_t pin) {
-  _pin = pin;
+void ResetInput::setPin(int pin) {
+  if(pin < 0){
+    _pin = DISABLE_PIN;
+  }else {
+    _pin = pin;
+  }
 }
 
 void ResetInput::_pressedCallback() {
 #if defined(ARDUINO_NANO_RP2040_CONNECT)
-  if(digitalRead(PIN_RECONFIGURE) == HIGH){
+  if(digitalRead(_pin) == HIGH){
 #else
-  if(digitalRead(PIN_RECONFIGURE) == LOW){
+  if(digitalRead(_pin) == LOW){
 #endif
 #if !defined(ARDUINO_NANO_RP2040_CONNECT) && !defined(ARDUINO_SAMD_MKRWIFI1010)
     LEDFeedbackClass::getInstance().stop();

src/Utility/ResetInput/ResetInput.h

@@ -11,6 +11,8 @@
 #include "Arduino.h"
 #include <functional>
 
+#define DISABLE_PIN -1
+
 /**
  * @class ResetInput
  * @brief A singleton class to handle input of the reset functionality with interrupt-based monitoring.
@@ -48,17 +50,21 @@ class ResetInput{
   /**
    * @brief Set the pin to be monitored for reset events.
    * By default, the pin is set as INPUT_PULLUP.
+   * Use the value DISABLE_PIN to disable the pin and the reset procedure.
    * This function must be called before invoking the `begin` method.
-   * @param pin The pin number to be monitored.
+   * @param pin The pin number to be monitored. The pin must
+   * be in the list of digital pins usable for interrupts.
+   * Please refer to the Arduino documentation for more details:
+   * https://docs.arduino.cc/language-reference/en/functions/external-interrupts/attachInterrupt/
    */
-  void setPin(uint32_t pin);
+  void setPin(int pin);
 private:
   /**
    * @brief Private constructor to enforce the singleton pattern.
    */
   ResetInput();
   static inline ResetInputCallback _pressedCustomCallback;
-  uint32_t _pin;
+  static inline int _pin;
   static inline volatile bool _expired;
   static inline volatile bool _fireEvent;
   static inline volatile uint32_t _startPressed;