Testing the boards… Diego Brini 27th February 2019 cnc4fun designs 0 Let’s try the assembled boards! In this case we are testing the boards as a machine controller through a parallel port, useful for those coming from Mach3. Post navigation PreviousNext Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.