Adafruit Feather Wing Add-ons For All Feather Boards
- Adafruit 2922, The Adafruit Adalogger Feather Wing Add-ons combine a real-time clock (RTC), a battery backup & 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 & 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 & the default Arduino SD library will handle the SD card. Supplied as a fully assembled & tested board plus strips of 0.1in. header pins for you to solder on as required. The battery & the SD card are not included but we have a lot of batteries & micro SD cards to choose from. Adafruit 2922 Adalogger Feather Wing
- RTC + SD Add-on For All Feather Boards