...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Close the serial port.
void close();
This function is used to close the serial port. Any asynchronous read or write operations will be cancelled immediately, and will complete with the boost::asio::error::operation_aborted error.
Thrown on failure.