I will finish building the system and try it out to see what I get first. Waiting on a few parts to come, most I already have. Shouldn't take too lon...

The problem was that the hex file was already prepared with no documentation at all. I used Xloader to send it to the nano. Seemed to program OK, no e...

The circuit shown was one that I found sometime ago and is suppose to be a stand-alone for reading files directly from the sd card. I am getting the ...

I found a circuit that would work for me if I could get it going. The button switches could easily be connected to a joystick that uses switches. ...

Yes you are right, I made a silly typo. The use of the joystick in my case would be only for positioning the laser head before setting a new zero po...