Hi,

I'm facing almost same problem too.

In my case, I want to implement pairing between ESP32 and iPhone(ios11)
and I don't need any passcode.

The ideal behavior is that once one iPhone connected to ESP32,
any other central devices can't scan the ESP32 until the pairing is broken.

In the present ...

Hi,

I want to implement BLE pairing between ESP32 and iPhone(ios11).

The ideal behavior is that once one iPhone connected to ESP32,
any other central devices can't scan the ESP32 until the pairing is broken.
And also, bonded iPhone will automatically connect to ESP32 after that.

How can I ...