Uts_gpio_int.h

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#ifndef UTS_GPIO_INT_H
#define UTS_GPIO_INT_H
 
#include <Arduino.h>
 
#include <Uts_gpio.h>

class Uts_gpio_int : public Uts_gpio {
    private:
        volatile unsigned long echo_rise_micros;

        volatile unsigned long echo_fall_micros;

        void echo_level_changed_callback ();

        friend void uts_gpio_int_echo_change_genc ();

        friend void JM9_uts_gpio_int_callback ();

        bool send_trig ();

        bool update ();
 
    public:
        Uts_gpio_int (const uint8_t init_port);
        
        bool begin ();

        void end ();

        uint16_t read_dist_mm ();
};
 
#endif // #ifndef UTS_GPIO_INT_H