< Service Data - 32-bit UUID #define GAP_ADTYPE_SERVICE_DATA_128BIT 0x21 //!< Service Data - 128-bit UUID #define GAP_ADTYPE_3D_INFO_DATA 0x3D //!< 3D Information Data #define GAP_ADTYPE_MANUFACTURER_SPECIFIC 0xFF //!< Manufacturer Specific Data: first 2 octets contain the Company...
1. BLE 设备的主要属性 BLE 设备的属性主要包括广播信息(Advertising)、GATT 服务、特征(Characteristic)等。 (1) 广播信息(Advertising Data) 蓝牙设备在未连接时,会通过广播发送设备的基本信息,常见的字段包括: 设备名称(Device Name) 可选字段,标识设备的可读名称,如"Mi Band 6"。 设备地址(MAC Address) 每个...
公开目标地址:TYPE = 0x17,表示希望这个广播包被指定的目标设备处理,此设备绑定了公开地址,DATA 是目标地址列表,每个地址 6 字节。 随机目标地址:TYPE = 0x18,定义和前一个类似,表示希望这个广播包被指定的目标设备处理,此设备绑定了随机地址,DATA 是目标地址列表,每个地址 6 字节。 Appearance:TYPE = 0x19,DAT...
This page describes BLE (Bluetooth Low Energy) packet formats viz. BLE advertising packet format and BLE data packet format as per BLE specifications v4.2 and v5.1. Introduction: Bluetooth is the standard defined by Bluetooth SIG (Special Interest Group). The technology provides way to exchange ...
For details of the format see BLE Advertising Data Format below. BLE Advertising with BGX The BGX supports: advertising in high or low mode. See adv . advertising service ID and name turning off advertising. See adv . By default, a BGX device advertises the BGX Streaming Service ID and...
广播包类型 广播包 (AdvertisingData) 响应包 (ScanResponse) 主机主动扫描的情况下, 发送扫描请求给从机, 从机返回扫描响应数据。 广播数据包格式每个包都是 31 字节,数据包中分为有效数据(significant)和无效数据(non-significant)两部分。 有效数据部分 包含若干个广播数据单元,称为 AD Structure 。如图所示 ...
广播包有两种:广播包(Advertising Data)和响应包(Scan Response),其中广播包是每个设备必须广播的,而响应包是可选的。数据包的格式如下图所示:data format每个包都是 31 字节,数据包中分为有效数据(significant)和无效数据(non-significant)两部分。 有效数据部分: ...
2.AT+BLEADVDATA Function Description Used to set the data used in advertising packets CMD Format AT+BLEADVDATA=param1,param2 param1 Advertising data, the data format is shown in Figure 1 param2 Advertising_Data_Length Range: 0x00 to 0x1F Figure 1. Advertising and Scan Response data for...
Set the Advertising Data Format to iBeacon and set the UUID, Major, Minor, and Tx Power values as you’d like. 将广播数据格式设置为iBeacon,并根据你的需要设置UUID、Major、Minor和Tx Power值。 Set the Advertising Mode to Triggered Advertising and enable “High Trigger 2” in the Sensor Trigg...
注意,这里能够携带最多 31 字节的数据。称之为 ScanRspData。 4、AUX_SCAN_RSP AUX_SCAN_RSP 也是仅仅针对的是 Extended 的,发起这个包的过程也和 SCAN_RSP 类似,Advertising 收到了 AUX_SCAN_REQ 在 Secondary Advertising Physical Channel 回复这个 AUX_SCAN_RSP。