https://github.com/espressif/esp-idf/bl ... -partition

https://github.com/espressif/esp-idf/bl ... ol.py#L129

Brief update - I got another model of BT speaker and the example connects to that one straightaway. Both speakers work fine with multiple other devices though. Is there anything I should do or try with the non-working speaker to get it to connect?

See here for what might be a similar question in the GitHub issues.

I also found this this post which seems to sum it up:

There isn't an equivalent for mmap-ing from a filesystem or any other device


Here is more info about the IRAM that ESP_Sprite mentioned.

Seems like SPI flash is the ...

According to https://www.espressif.com/sites/default/files/documentation/esp32-wrover_datasheet_en.pdf :


Operating voltage/Power supply 2.3 V ~ 3.6 V
Operating current Average: 80 mA


NiMH AAs have a nominal voltage of 1.2V. So either two or three in series should give a viable output voltage ...

Hi all - first off, apologies if I was unable to find an existing post on this subject, but I did spend a few minutes searching. I am trying to stream audio to a Bluetooth speaker using an ESP-WROOM-32 dev board.

I have tested the speaker using a Windows 10 laptop and an Android phone - both are ...