View Source BlueHeron.ATT.HandleValueIndication (blue_heron v0.5.3)
A server can send a notification of an attribute’s value at any time.
Bluetooth Spec v5.2, vol 3, Part F, 3.4.7.2
A server can send a notification of an attribute’s value at any time.
Bluetooth Spec v5.2, vol 3, Part F, 3.4.7.2