pigpio callback
Use a callback https://abyz.me.uk/rpi/pigpio/pdif2.html#callback instead of query the pin: https://gitlab.com/tomikais/fotobox/-/blob/develop/source/buzzer.cpp#L54
Use a callback https://abyz.me.uk/rpi/pigpio/pdif2.html#callback instead of query the pin: https://gitlab.com/tomikais/fotobox/-/blob/develop/source/buzzer.cpp#L54