Each unit is equipped with an L70B-M39 GPS module controlled by an Atmel ATtiny1626 microcontroller and ... data logger, data logging, ESP32, hackaday.io ... Logging data with an Arduino is ...

The latest module is even more powerful than the WROOM-32 and is equipped with a 8MB PSRAM chip when you need extra data buffering although the core processing chip (ESP32) and SPI Flash (4MB) is ...

[G6EJD] wanted to design a low power datalogger and decided to look at the power consumption of an ESP32 versus an ESP8266. You can see the video results below. Of course, anytime someone does a po… ...