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1、STBlueNRG-MS低功耗藍(lán)牙(BLE)單模式網(wǎng)絡(luò)處理方案ST公司的BlueNRG-MS是低功耗藍(lán)牙(BLE)單模式網(wǎng)絡(luò)處理器，嵌入CortexM0核,和藍(lán)牙V4.1標(biāo)準(zhǔn)兼容,嵌入了低功耗藍(lán)牙協(xié)議堆棧GAP,GATT,SM,L2CAP,LL和RF?PHY,工作電壓1.7v-3.6v,最大發(fā)送電流8.2Ma(@0dBm,3.0V),主要用在手表，健身，健美和運(yùn)動(dòng)，消費(fèi)類(lèi)醫(yī)療設(shè)備，遙控，家庭和工業(yè)自動(dòng)化，手機(jī)外設(shè),PC外設(shè)，安防和資產(chǎn)管理.本文介紹了BlueNRG-MS主要特性，功能框圖和多種應(yīng)用
2、電路，以及低功耗藍(lán)牙評(píng)佔(zhàn)板X(qián)-NUCLEO-IDB04A1主要特性,電路圖和材料清單.TheBlueNRG-MSisaverylowpowerBluetoothlowenergy(BLE)single-modenetworkprocessor,compliantwithBluetoothspecificationv4.1?TheBlueNRG-MSsupportsmultiplerolessimultaneously,andcanactatthesametimeasBluetoothSmartse
3、nsorandhubdevice.TheentireBluetoothlowenergystackrunsontheembeddedCortexMOcore?ThenonvolatileFlashmemoryallowson-fieldstackupgrading?TheBlueNRG-MSallowsapplicationstomeetofthetightadvisablepeakcurrentrequirementsimposedwiththeuseofstandardcoincellbatt
4、eries?Themaximumpeakcurrentisonly10mAat1dBmofoutputpower.Ultralow-powersleepmodesandveryshorttransit!ontimesbetweenoperatingmodesallowverylowaveragecurrentconsumption,resultinginIongerbatterylife.TheBlueNRG-MSofferstheoptionofinterfacingwithexternalmi
5、crocontrollersusingSPItransportlayer.TheBlueNRG-MSisasingle-modeBluetoothlowenergymaster/slavenetworkprocessor,compliantwiththeBluetoothspecificationv4.1.Itintegratesa2.4GHzRFtransceiverandapowerfulCortex-MOmicrocontroller,onwhichacompletepower-optimi
6、zedstackforBluetoothsinglemodeprotocolruns,providing:Master,slaverolesupport*GAP:central,peripheral,observerorbroadcasterroles*ATT/GATT:clientandserver*SM:privacy,authenticationandauthorization?L2CAP*LinkLayer:AES?128encryptionanddecryption*Anon-chipn
7、on-volatileFlashmemoryallowson-fieldBluetoothlowenergystackupgrade」naddition,accordingtheBluetoothspecificationv4.1theBlueNRG-MSprovides:Multiplerolessimultaneouslysupport*Supportsimultaneousadvertisingandseanning?SupportbeingSlaveofuptotwoMasterssimu
8、ltaneously*PrivacyV1.1*LowDutyCycleDirectedAdvertising*Connectionparametersrequestprocedure*LEPing*32bitsUUIDs?L2CAPConnectionOrientedChannels*TheBlueNRG-MSisequippedwithBluetoothlowenergyprofilesinCsourcecode.Thedeviceallowsapplicationstomeet
