The connection of NRF52832 individual mobile phone models is not stable

[LuBei]

• Nrf52832 chip is used, and the software package is the “nRF5_SDK_16.0.0_98a08e2” version.

• According to customer feedback, Bluetooth connection is generally unstable at present, which is mainly manifested as follows: on the following specific mobile phone models, if we use our app to connect Bluetooth, it will be disconnected after 1-5 minutes of successful connection, while other models of mobile phones are normal。

  Mobile phones with unstable connection: SDK在iPhone X, iPhone 11, Samsung Galaxy S9

[Edvin]

Have you/the customer tried to sniff the connection? You can use the nRF Sniffer.

Have you/they tried to monitor the log fro the nRF52? What does it say? Does it have a disconnect event? Have you/they tried to check the disconnect reason?

Best regards,

Edvin

[LuBei]

• "Connection handle invalid" will be prompted when the connection is disconnected.

[LuBei]

断开提示：Disconnected from peer.

[Edvin]

LuBei said:

"Connection handle invalid" will be prompted when the connection is disconnected.

 ?

Can you share a screenshot of this?

[LuBei]

When you disconnect，Disconnected reason is 8。