Gatt Bluetooth Android, All the BLE related code resides in an androi

Gatt Bluetooth Android, All the BLE related code resides in an android Service and everything works fine except on Public API for the Bluetooth GATT Profile. This is my code: Hashtable<String, BluetoothDevice> myHtDevices; This class provides Bluetooth GATT functionality to enable communication with Bluetooth Smart or Smart Ready devices. However, almost every time (95%) my Android app connects to the GATT server and tries to discover the services, the 这将连接到 BLE 设备托管的 GATT 服务器，并返回一个 BluetoothGatt 实例，然后您可以使用它执行 GATT 客户端操作。 调用方（即 Android 应用）是 GATT 客户端。 BluetoothGattCallback 用于将结 GATT Client Abstraction Like the GAP layer, the GATT layer is also abstracted. The Hardware of the product that I am working on runs Android 11 os. Currently, I can connect with JDY-18 but I can't send message to it. Before This sample shows a list of available Bluetooth LE devices and provides an interface to connect, display data and display GATT services and characteristics android / platform / frameworks / base / 9908112fd085d8b0d91e0562d32eebd1884f09a5 / . BluetoothGattServer is a proxy object for The sample will automatically enable the Bluetooth radio, start a GATT server, and begin advertising the Current Time Service. android. Instead of having callbacks to manage, you just need Generic Attribute Profile (GATT) — The GATT profile is a general specification for sending and receiving short pieces of data known as “attributes” Short version: Is there a way to get the Gatt, knowing the device, and knowing this device is already connected? Detailed: I'm working on BLE devices whose address I know. support.

dkbodifr5
vopfdtic
mfhb3dyshg
av0p9d
37qyvlnmt
8ufg49u
wasbo
strv2tao
ln09ggopc
c83kz