Extruder Controller v2.2

This is for anyone who needs a copy of the circuit diagram for the Extruder Controller v2.2. I needed to look at the right hand side of the diagram, which is neatly truncated in the image attached to the thing:436 itself.

So here's the pdf of the schematic itself.

No novelty, refinement, no added value - just a few pixels width!

:)