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    Can a single-point Bluetooth maintain a long connection under a gateway, and automatically reconnect after the gateway is powered off?
    After the BT3L module enters low power mode, how long will it operate the D2 pin when data is sent down?
    How to conduct production testing for the BLE general firmware of the phy6222 chip?
    Is there an MCU SDK solution for the accessories?
    General docking, will Bluetooth heartbeat data keep being sent?
    Will Bluetooth LE broadcast PID information when not in a network configuration?
    Why does the Bluetooth module keep sending 00 data after initial power on?
    Why isn't a Bluetooth device removed from the App after the MCU locally sends a reset command?
    Why does the data reported over Bluetooth LE not display on the app?
    What is the networking mode of Bluetooth Low Energy?

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