After building the Arduino based solar charge controller designed bu Julian Ilett of 256.uk and laid out by the person behind arduined.eu I thought I’d like to look again at this project.
I’d had comments from people nervous about the soldering – which I too struggled with. So many components in such a small space made it tricky. I wondered if I could redesign the circuit board to make it a little easier. I also wondered if I could reduce the number of components used in the design.
I came up with this version: