During data analysis easyDnc displays question marks (???) or other strange characters to indicate unrecognised data.

A couple of seconds later easyDnc should ‘tune’ itself in and valid CNC program code will begin to appear.

You can clear the screen, send the program again and it should all receive correctly and you can 'Save Parameters' to save the detected machine settings.

In most cases your setup is now complete and you can use easyDnc to send and receive data to/from your CNC