[https://learn.adafruit.com/introduction-to-bluetooth-low-energy/gatt GATT], which standards for the ''Generic ATTribute Profile'', governs data organization and data exchanges between connected devices. One device (the peripheral) acts as a GATT Server, which stores data in Attribute records, and the second device in the connection (the central) acts as a GATT Client, requesting data from the server whenever necessary. | [https://learn.adafruit.com/introduction-to-bluetooth-low-energy/gatt GATT], which standards for the ''Generic ATTribute Profile'', governs data organization and data exchanges between connected devices. One device (the peripheral) acts as a GATT Server, which stores data in Attribute records, and the second device in the connection (the central) acts as a GATT Client, requesting data from the server whenever necessary. |