serial socket gateway

serial device (/dev/tty.*.usbserial) <---> TCP Socket

• multi client support.
• each client can read/write.
• forwards strings from serial device to all socket clients.
• split by '\n'

Dependencies

• ruby-serialport (build from source code)
• eventmachine (rubygem)
• your serial device (arduino, mbed ...)

Install ruby-serialport

% wget http://rubyforge.org/frs/download.php/72/ruby-serialport-0.6.tar.gz
% tar -zxvf ruby-serialport-0.6.tar.gz
% cd ruby-serialport-0.6
% ruby extconf.rb
% make
% sudo make install

ruby-serialport 0.7 is not work.

Install eventmachine

% gem install eventmachine

Run

Connect serial device, then

% ./serial-socket-gateway /dev/tty.your-usbdevice

Use

% telnet localhost 8782

Make client using TCP Socket

see "samples" directory.

## connect
% require 'socket'
% s = TCPSocket.open("192.168.1.100", 8782)

## write to serial device
% s.puts "abc abc"

## read
% puts s.gets