While I was looking at the assembly of the CNC machine from afar, I found that the left side wall was not exactly perpendicular to the movable bed. It was noticeable because the wall was relatively tall, and when viewed […] ↓ Read the rest of this entry…
During my experimentation, I somehow made costly mistake(s) and found that the parallel port installed at my computer was not working properly after one initial successful testing. Subsequent testing were failures. I did not know why and when it occurred. […] ↓ Read the rest of this entry…