3/26/14 5:30 PM. Uploading phone numbers from your device to Google Contacts. On most Android devices, your contacts are automatically synced when you first turn on your phone and sign into a Google Account. So firstly, make sure to add your Google Account to your Android device.f not, then let's next make sure you have set to sync your Contacts to your Gmail account and not your phone 1  : Make sure that you have Gmail installed on your device. 2  Go to Settings, then go to âAccounts and Syncâ.
GATT. 1  GATT is an acronym for the Generic Attribute Profile, and it defines the way that two Bluetooth Low Energy devices transfer data back and forth using concepts called Services and Characteristics. 2  The following diagram should explain the way that Bluetooth Low Energy devices work in a connected environment.
A humidistat is a device on humidifiers to measure the level of humidity in particular area. Once the roomâs humidity level drops lower than the set point, a set of electrical contacts closes which turns the humidifier on.