Adafruit 2922 Adalogger FeatherWing - RTC + SD Add-on For All Feather Boards

The Adafruit Adalogger FeatherWing Add-ons combine a real-time clock (RTC), a battery backup and an SD card interface so that you can get on with some time stamping data-logging. They are compatible with all the Feather main boards and are controlled via I2C with an SPI channel to the SD card.

Adafruit supply a library for the real time clock which you are free to download and the default Arduino SD library will handle the SD card. Supplied as a fully assembled and tested board plus strips of 0.1in. header pins for you to solder on as required.

* Add-on for all Feather boards * Combines battery backup, RTC and SD card interface * Adafruit part no.: 2922

Note: Battery and SD card not included.

*Customers looking to resell on eBay or Amazon should contact Adafruit directly.