Re: Lost on this ESP-12E
Posted: Sat Mar 26, 2016 11:20 am
I would still add PullUp on GPIO2, even if tons of schematics don't show it.
Leaving floating such special pins like GPIO2 is looking for troubles, it act as radio antenna, and if there is lot of ESR around, it can prevent to boot properly.
Leaving floating such special pins like GPIO2 is looking for troubles, it act as radio antenna, and if there is lot of ESR around, it can prevent to boot properly.