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Powering ESP32 module directly

Posted: Sun Jan 24, 2021 11:47 am
by buster
Hello,

I have used a development board like this: Image

Everything works perfect but now i want to use the WRover module without this board.

I tried to connect 3.3V from a bench power supply but the module won't start. I read something about GPIO0 and EN pin but i cannot find any information on how to start the EPS32 WRover without the development board.

I am sorry but i am really new to ESP32.

Did i forget something or should it work with just connecting 3.3V to the 3.3V pin and 1 ground to the ground pin?

Thanks a lot!

Re: Powering ESP32 module directly

Posted: Sun Jan 24, 2021 1:41 pm
by Michalpu
Look at this datasheet at topic 7 https://www.espressif.com/sites/default ... eet_en.pdf
There is connection schematics which should help

Re: Powering ESP32 module directly

Posted: Sun Jan 24, 2021 4:56 pm
by WiFive
https://docs.espressif.com/projects/esp ... index.html

Hardware design guidelines and reference schematics are available

Re: Powering ESP32 module directly

Posted: Sun Jan 24, 2021 6:33 pm
by buster
Thank you, i got it working