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NodeMcu V3 CH340 Lua not starting w GPIO16 connected w RST

PostPosted: Mon Mar 01, 2021 2:46 pm
by ALab
I have connected GPOIO16 with RST to enable wakeup from deep sleep. This works fine, except the board requires a manual reset the first time after power off or uploading new code. This happens every time. What can I do to avoid this?

Re: NodeMcu V3 CH340 Lua not starting w GPIO16 connected w R

PostPosted: Thu Mar 04, 2021 4:49 am
by QuickFix
How did you connect GPIO16 to RST?
You should ideally use a schottky diode between the two (cathode to GPIO16 and anode to RST). :idea: