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by Pirmuggel
Fri Jan 12, 2024 8:18 am
Forum: Hardware
Topic: ESP32-S3 SoC minimal pcb design
Replies: 5
Views: 48397

Re: ESP32-S3 SoC minimal pcb design

Thank you for all your responses. I tried a few things but nothing worked.

Things I tried
adding a RC circuit for CHIP_PU
Powering the board with external 3.3V
Doubling C3 and C2 to 16pF each with two 8pF parallel (because of the stray capacity https://forum.arduino.cc/t/stray-capacitance-on ...
by Pirmuggel
Sat Jan 06, 2024 6:36 pm
Forum: Hardware
Topic: ESP32-S3 SoC minimal pcb design
Replies: 5
Views: 48397

ESP32-S3 SoC minimal pcb design

Hello,

I have a problem with my own created pcb.


IMG_2972.png

This is my pcb design


Explanation:
ESP32-S3 SoC
5V to 3.3V with MCP1700
USB with D+ and D- to GPIO19/GPIO20
40MHz Crystal to XTAL_N and XTAL_P
R2 is my boot-button, I solder the pads together if I need to enable the ...

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