///
/// Copy the Device EUI or MAC Address into the given buffer
/// @param buffer The buffer
/// @param size The size of the buffer
/// @param hardwareEui Set true if you want to get the MAC Address of the ESP
/// @return The number of bytes copied to the buffer
///
size_t getDevEui(char* buffer, size_t size, bool hardwareEui = false);
/// /// Copy the Device EUI or MAC Address into the given buffer /// @param buffer The buffer /// @param size The size of the buffer /// @param hardwareEui Set true if you want to get the MAC Address of the ESP /// @return The number of bytes copied to the buffer /// size_t getDevEui(char* buffer, size_t size, bool hardwareEui = false);