蓝牙测试仪TC-3000C介绍-低功耗音频.ppt

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1、北京联华行科技有限公司1韩国TESCOM成立于１９９３年位于韩国首都首尔提供全套无线通讯测试系统蓝牙测试仪、DAB/DMB测试仪、RFID测试仪、GPS（GNSS）测试仪、WI-Fi/BLE测试仪TEMCell屏蔽箱天线耦合器等内容提要蓝牙基本概念TC-3000C功能简介蓝牙测试内容联华行2蓝牙基本概念3WhatIsBluetooth?Bluetoothis…auniversalradiointerfaceinthe2.4GHzfrequencybandthatenableselectronicdevicestoconnectandcommun

2、icatewirelesslyviashortrange(10~100m)ad-hocnetwork.Keyfeatures:LowpowerconsumptionLowcostmodulesVoice/datatransmissionApplicationsmainlyforportabledevicesCableReplacementTechnology4SpreadSpectrum扩频FrequencyHoppingTheBluetoothsystemoperatesinthe2.4GHzISMband.79carriers,spaced

3、at1MHzLowerguardspace:1.5MHzUpperguardspace:3MHzNominalhoprate:1,600hops/s5DevicePowerClasses功率级别LinkBudget6FH/TDDChannel跳频/时分复用TimeDivisionDuplex(TDD)FH2.4022.480Freq(GHz)masterslavetime7FHSynchronization跳频同步MasteridentitysequenceMasterclockphaseFree-runningclocks8Modulat

4、ionCharacteristics调制特性GaussianFSKModulationindex(h):0.28

5、essCodePreamble(4-bit)SyncWord(64-bit)Trailer(4-bit)10PacketTypes分组类型Control1-slot3-slot5-slot11Discovery发现Inquiry12LinkSetup链接Page:CreatingaPiconetSlaveDSlaveCSlaveBmasterAstandbyParkedslaveActiveslaveMaster13ProtocolStack协议栈BasicsApplicationFrameworkHardwareDescription14GA

6、PProfile链接过程L2CAPL2CAPApplicationApplicationSDP(opt)SDP(opt)ChannelEstablishmentL2CAP_ConnectReq/RspServiceDiscoveryServiceClassConnectionEstablishmentRFCOMM,TCS,Profile,…DeviceADeviceBLinkManager(LMP)LinkManager(LMP)GenericAccessProfileBasebandBasebandRFRFLinkEstablishment-

7、completeLMP_setup_completeBondingLMP-Pairing/AuthenticationLinkEstablishment-PageLMP_host_connection_reqDeviceDiscoveryInquiry,NameDiscovery15PacketTypes(EDR分组)16TC-3000C功能简介17TC-3000CStructure结构RFRXRFTXDSPSWSBCLCDKEYMouseLANSoundIn/OutBBIN(2)BBOUT(2)HostControllerHostRS232U

8、SBUSBUSBRS232UARTBCSPIntroductionRS232UARTBCSP18Functions五大功能（协议、图形、RF测试项、音