DIY DRO for Mini Mill 2
I have since had some more thoughts on this subject and after counting the connections again, decided that it could be implemented with an ATtiny85/45/25 DIP 8 chip. After downloading the DRO_2_2 source code from Yuriy’s website and compiling it up noticed that it will fit on an ATtiny85 or 45, but not on a 25 because…