CADLink's CNC Terminal can be used to send or receive RS232 data through any of the four serial ports COM1: to COM4:
It has a comprehensive choice of configuration settings to enable problem-free program transfers to a wide range of controllers.
Terminal's control panel makes it very easy to apply different forms of
encoding and formatting.
used settings may be saved, so that if you have a variety of machines,
each machine's optimum settings may easily be recalled.
CNC Terminal comes complete with a CNC Program Editor, which allows viewing
and modifying of programs - or indeed any other text file.
However, it has some special tools and features that you will not find on "normal" text editors.