Boost Asio serial_port - need help with io

Question

So I\'ve been trying to learn the boost::asio stuff to communicate to a serial device using RS232. The documementation is sparse and the examples are non-existent. Can\'t

Answer 1

Thanks to the help from here and other places I got it working. Wrote a small program that might help some people figure out the boost serial port stuff as well.

boostserialportdemo.cpp

Answer 2

In addition to the baud rate, you may also need to set other options like: character_size, flow_control, parity and stop_bits. To write your data to the serial port you can do the following:

boost::asio::write(port, boost::asio::buffer(commands, 4));

The libraries acceptance of buffer types is very flexible and you may want to read further on that topic here: Buffers.

Answer 3

If you are wondering why his example gives a compile error, change CSIZE to C_SIZE on both lines. This is probably the only good example program on the web.
Thanks.