Schematic review needed

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doglike
Posts: 63
Joined: Fri Aug 18, 2017 4:21 pm

Re: Schematic review needed

Postby doglike » Fri Jan 08, 2021 10:51 am

Question regarding die Reset/EN pin and Bootpin GPIO0:
I have read somewhere, that it is ok, to keep these pins unconnected/floating for normal operation, because there is an internal pullup?
Is this correct?
Or shall I always use an additional pullup ?
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becorey
Posts: 92
Joined: Sat Mar 28, 2020 4:18 pm

Re: Schematic review needed

Postby becorey » Sat Jan 09, 2021 4:45 am

IO0 can float
EN must pull up
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