Added function to attach interrupts to digital pin.

Tested successfully!

Author: dhebbeker

robot-control-src/DigitalPin.hpp

@@ -4,9 +4,11 @@
 #include "GpioInterface.hpp"
 #include <Arduino.h>
 
-template<std::uint8_t pin>
+template<std::uint8_t PIN>
 class DigitalPin: public GpioInterface {
 public:
+	static constexpr std::uint8_t pin = PIN;
+
 	virtual int read() override
 	{
 		return readS();
@@ -33,4 +35,11 @@ class DigitalPin: public GpioInterface {
 	}
 };
 
+template<std::uint8_t PIN>
+void attachInterrupt(const DigitalPin<PIN>& gpio, void (* const interruptServiceRoutine)(void), const int mode)
+{
+	attachInterrupt(digitalPinToInterrupt(gpio.pin), interruptServiceRoutine, mode);
+}
+
+
 #endif /* ROBOT_CONTROL_SRC_DIGITALPIN_HPP_ */

robot-control-src/GpioInterface.hpp

@@ -9,7 +9,7 @@ class GpioInterface {
 	virtual int read() = 0;
 	virtual void setMode(const std::uint8_t mode) = 0;
 
-	virtual ~GpioInterface() = 0;
+	virtual ~GpioInterface() {};
 };
 
 void digitalWrite(GpioInterface& gpio, const std::uint8_t value);