I am using RxBluetoothKit library to connect bluetooth to peripheral devices. But now, when I read data from 1 characteristics, in call back I did not read another characteristics.
If I understand your question correctly, you are wondering why the subscription closure only receives the data for charator2102, but no other values that are published.
In your example the .take(1) filter operator takes the first emitted value. However, you are not processing that value any further. You can access the filtered element with $0. So instead of: