What You’ll Learn in This Hour:
How to use SD cards in an Arduino
How to use the Arduino SD library
How to read and write files using an SD card
If you need to store data for long term on your Arduino, you have a couple of options. The EEPROM memory can store data, but there’s a limit to how much space is available. Another option is to use one of the shields that contains an SD card reader, and use the SD library in Arduino ...