You might be surprised. Try this: https://github.com/espressif/esp-idf/tree/master/examples/wifi/power_save With a combination of automatic light sleep, dynamic frequency scaling, and modem power saving, the ESP32 can maintain a WiFi connection while drawing as little as 3mA (with some spikes in th...

mikemoy wrote: ↑

Thu Aug 08, 2019 11:39 am

Does your PC make the USB "bing -boing" sound when you plug it in ?

Nope!

Hi everybody, I am interested in creating a project with the esp32 wroom 32 that I want to run on battery. The end product will likely not do anything for 99% of the time but simply wait for the user to use their phone to control a door lock by communicating with the esp32 via WiFi. To my understand...

Hi, I just bought a brand new ESP32 DevkitC V4 and it does not seem to show up in my ports under Device Manager on my Windows 10 computer. The red power light does turn on when plugged in, however. I have tried every solution I have found online such as trying to manually install the drivers for the...