Search found 4 matches

by Adraen
Fri Jul 09, 2021 7:49 am
Forum: General Discussion
Topic: esp32-s2 adc configuration and attenuation
Replies: 4
Views: 5107

Re: esp32-s2 adc configuration and attenuation

Hi krzychb, Thank you very much for checking, sorry for wasting your time, another day and this time it works... I spent ages on this yesterday and couldn't make any sense of it, spent 5 minutes on it today and it's just working as i'm expecting... For the documentation, yeah you're right, just spen...
by Adraen
Thu Jul 08, 2021 6:20 pm
Forum: General Discussion
Topic: esp32-s2 adc configuration and attenuation
Replies: 4
Views: 5107

esp32-s2 adc configuration and attenuation

Hi there, I'm having a bit of an issue grasping the attenuation of the ADC. According to the documentation the voltage range is dependent on the attenuation and "By setting higher attenuation it is possible to read higher voltages." https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-ref...
by Adraen
Sun Jul 04, 2021 5:01 pm
Forum: ESP-IDF
Topic: Websocket: freeing frame and transmit buffer
Replies: 0
Views: 1746

Websocket: freeing frame and transmit buffer

Hi there, So i've been through the examples and the MR for the websockets support that has been added in httpd and i'm not fully following how to properly free resources once the messages have been sent. Hopefully i'm not missing something too obvious! For instance let's say an action need to broadc...
by Adraen
Mon Dec 17, 2018 7:01 pm
Forum: ESP-IDF
Topic: I2S one-off send
Replies: 0
Views: 2489

I2S one-off send

Hi, I'm been trying to use the esp32 i2s driver to shift some data into shift registers in order to increase the number of available output (i've seen a few esp8266 samples about doing very similar things). I'm trying to use the i2s driver to take care of some of the configuration but it seems like ...