Search found 3 matches

by hanele bersy
Wed Dec 10, 2025 3:16 pm
Forum: Hardware
Topic: ESP32-S3: VDD3P3 versus VDDA
Replies: 0
Views: 3742

ESP32-S3: VDD3P3 versus VDDA

Hi ESP-community,

ESP32-S3 has two different net labels for the Analog power domain: VDD3P3 and VDDA.

VDDA is shown in the power scheme below (from the datasheet of ESP32-S3 Series) :
Power_scheme.png

But VDD3P3 is shown nowhere. I've looked into the datasheet, the manual and the hardware ...
by hanele bersy
Thu Aug 28, 2025 7:46 am
Forum: General Discussion
Topic: ESP32-S3: Interpretation of the ADC characteristics and calibration results
Replies: 0
Views: 462

ESP32-S3: Interpretation of the ADC characteristics and calibration results

Dear community,

The esp32-s3 adc's INL is specified as ±8 LSB, see below:
INL.png
Is that specification based on the best straight line method or on the end point method?

I've applied a voltage ramp from 0 to 1.1V(=Vref), with 10ms stabilisation time foreach step and 10 samples for averaging ...
by hanele bersy
Tue Jul 08, 2025 7:01 am
Forum: ESP-IDF
Topic: Problem - Adding an existing ESP-IDF framework to ESP-IDF Manager
Replies: 1
Views: 930

Re: Problem - Adding an existing ESP-IDF framework to ESP-IDF Manager

Hello,

I encountered a similar issue and will share my workaround.

It could be a workspace setting issue, so look for your active workspace folder in your file-explorer. Open the "tool_set_config.json" file. Inside that json is a list of the ESP-IDF versions you've installed. You need to check ...

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