We have a very low-bandwidth requirement for an IoT device and would like to know if it's possible to force the device to always negotiate at HT20 when in 'n' mode, by using the esp_wifi_set_bandwidth() API. While this works in a quick test, and the device does indeed negotiate at 20MHz, I am not fa...

It's been a while, but this question is answered here: https://esp32.com/viewtopic.php?t=10258 It is running https://github.com/espressif/esp32-at which is meant to interface with a host over uart. You need to reflash it to do anything interesting. If you just want to play you should flash micropyth...