rama3 wrote:Have you commented the PU22_MODE define?

Yes. I've tried two different NANOs. No clue what the issue is.

Great work rama. Glad I stumbled across this being that assembler has been down for some time. Would you happen to have a diagram for PU18? Here's one for PU-18. Vcc and Gnd are suggestions. You can use anything, as long as it's 3.5V and a good ground connection. snip Okay so I've tested the 3.5v a...

Great work rama. Glad I stumbled across this being that assembler has been down for some time. Would you happen to have a diagram for PU18?