[G6EJD] wanted to design a low power datalogger and decided to look at the power consumption of an ESP32 versus an ESP8266 ... However, the relative data is interesting (even though you could ...

Enter the Super Tiny RP2040/ESP32 Display Development Board—a ... and features like GPIO expansion and data logging, and you’ve got a development board that’s as versatile as it is portable.

Keeping tabs on [_Traveler] is a Ublox M8N GPS which is on full-time, logging data every 30 seconds, for up to 2.5 days. All data is saved to an SD card, with an ESP32 to act as a brain and ...