This post is in a series of ones published a long while ago in another blog of mine, which I will be revisiting here. We will be making an Arduino datalogger with Arduino Nano.

The code for the Arduino datalogger is here: https://github.com/clovisf/Aquisitor_dados_FritzenLog

Here is the complete project explanation on hackaday.io: https://hackaday.io/project/21409-arduino-datalogger-with-microsd-card

And here is the video of it:

Care to learn more? see how I made a Arduino 1-key keypad using one analog input.