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/*
* File: pin.hpp
* Author: naopross
*
* Created on May 3, 2018, 8:02 PM
*/
#ifndef PIN_HPP
#define PIN_HPP
extern "C" {
#include <xc.h>
}
class gpio
{
public:
virtual ~gpio() {}
// digital functions
virtual void set_mode(unsigned m) = 0;
virtual void set(unsigned s) = 0;
virtual unsigned read() const = 0;
virtual void toggle() = 0;
protected:
gpio() {}
};
template<unsigned bit>
class io_pin : public gpio {
public:
enum class mode : unsigned
{ INPUT = 1, OUTPUT = 0 };
enum class state : unsigned
{ ON = 1, OFF = 0 };
io_pin() = delete;
template<typename latch_T, typename tris_T, typename port_T>
io_pin(latch_T *latch, tris_T *tris, port_T *port);
virtual ~io_pin();
void set_mode(unsigned m);
void set_mode(mode m);
unsigned read() const;
void set(unsigned s);
void set(state s);
void toggle();
bool operator==(const io_pin<bit> &other) const;
bool operator!=(const io_pin<bit> &other) const;
private:
volatile uint8_t *_latch;
volatile uint8_t *_tris;
volatile uint8_t *_port;
};
#endif /* PIN_HPP */
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