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1、2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 1 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-3BT22BT22BT22BT22 ProductProductProductProduct SpecificationSpecificationSpeci
2、ficationSpecification10.4 mm x 13.5 mmDescriptionDescriptionDescriptionDescriptionOur micro-sized Bluetooth module is the smallest formfactor available providing a complete RF platform.TheBT22 is designed for maximum performance in a minimalspace and includes 4 general purpose and A/D IO lines,sever
3、al serial interface options,and up to 2M bps datathroughput.The BT22 is a surface mount PCB module that providesfullyembedded,readytouseBluetoothwirelesstechnology.The reprogrammable flash memory containsembedded firmware for serial cable replacement using theBluetooth SPP profile.Other popular Blue
4、tooth profiles,such as OBEX,are also available.Customized firmware for peripheral device interaction,power optimization,security,and other proprietary featuresmay be supported and can be ordered pre-loaded andconfigured.The BT22-LT option is available for reduced featureapplications.AdditionalAdditi
5、onalAdditionalAdditional DocumentationDocumentationDocumentationDocumentation BTBTBTBT HWHWHWHW DesignDesignDesignDesign GuideGuideGuideGuide BTBTBTBT GettingGettingGettingGetting StartedStartedStartedStarted GuideGuideGuideGuide abSerialabSerialabSerialabSerial UserUserUserUser GuideGuideGuideGuide
6、 abSerialabSerialabSerialabSerial ReferenceReferenceReferenceReference GuideGuideGuideGuideFeaturesFeaturesFeaturesFeaturesBT22BT22BT22BT22 BluetoothBluetoothBluetoothBluetooth RadioRadioRadioRadio-Fully embedded Bluetooth v2.1 Serial and OBEXProfiles-Class 2 radio-Wireless data communications-128-b
7、it encryption security-Range up to 20m LOS STSTSTST MicroMicroMicroMicro ARMARMARMARM CortexCortexCortexCortex microprocessormicroprocessormicroprocessormicroprocessor upupupup totototo72MHz72MHz72MHz72MHz MemoryMemoryMemoryMemory-256K bytes flash memory-48K bytes RAM memory DataDataDataData RateRat
8、eRateRate-2M bps maximum data rate-Multipoint capability SerialSerialSerialSerial InterfaceInterfaceInterfaceInterface-UART,up to 2M baud-Buffered SPI interface-I2C interface GeneralGeneralGeneralGeneral I/OI/OI/OI/O-4 general purpose I/O-4x12-bit A/D input UserUserUserUser InterfaceInterfaceInterfa
9、ceInterface-AT command set-Firmware upgrade over UART2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 2 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-3ContentsContentsContents
10、Contents1 1 1 1SoftwareSoftwareSoftwareSoftware ArchitectureArchitectureArchitectureArchitecture.3 3 3 31.1Lower Layer Stack.31.2Upper Layer Stack:Amped UP.31.3HCI Interface.31.4ATCommand Set:abSerial.42 2 2 2HardwareHardwareHardwareHardware SpecificationsSpecificationsSpecificationsSpecifications.4
11、 4 4 42.1Recommended Operating Conditions.42.2Current Consumption.42.3Selected RF Characteristics.52.4Absolute Maximum Ratings.52.5I/O Operating Characteristics.62.6Pin Assignment.62.7Pin Placement Diagram(TopView).72.8Ground Plane Diagram.72.9Layout Drawing,BT22.83 3 3 3HardwareHardwareHardwareHard
12、ware BlockBlockBlockBlock DiagramDiagramDiagramDiagram.9 9 9 94 4 4 4HardwareHardwareHardwareHardware DesignDesignDesignDesign.9 9 9 94.1Module Reflow Installation.94.2GPIO Interface.104.3UART Interface.104.4Reset Circuit.114.4.1External Reset Circuit:.114.4.2Internal Reset Circuit:.125 5 5 5Orderin
13、gOrderingOrderingOrdering InformationInformationInformationInformation.131313136 6 6 6FeatureFeatureFeatureFeature ComparisonComparisonComparisonComparison.131313137 7 7 7RevisionRevisionRevisionRevision HistoryHistoryHistoryHistory.131313132010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jos
14、e,CA95131,USABT22 Datasheet11/12/Page 3 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-31 1 1 1SoftwareSoftwareSoftwareSoftware ArchitectureArchitectureArchitectureArchitecture1.11.11.11.1 LowerLowerLowerLower LayerLayerLaye
15、rLayer StackStackStackStackFull Bluetooth v2.1 data rate(3M bps maximum)Device power modesactive,sleep and deep sleepWake on Bluetooth featureoptimized power consumption of host CPUAuthentication and encryptionEncryption key length from 8-bits to 128-bits maximumPersistent FLASH memoryfor BD Address
16、 and radio parameter storageAll ACL(Asynchronous Connection Less)packet types(DM1,DH1,DM3,DH3,DM5,DH5,2-DH1,2-DH3,2-DH5,3-DH1,3-DH3,3-DH5,AUX1)SCO(Synchronous Connection Oriented)packet types(HV1,HV2,HV3)Point to multipoint and scatternet support3 master and 7 slave links allowed(10 active links sim
17、ultaneously)Park,sniff,and hold modesfully supported to maximum allowed intervalsMaster slave switchsupported during connection and post connectionDedicated Inquiry Access Codefor improved inquiry scan performanceDynamic packet selectionchannel quality driven data rate to optimize link performanceDy
18、namic power controlinterference reduction and link performanceBluetooth test modesper Bluetooth v2.0 specification802.11b/g co-existenceAWMA and AFHVendor specific HCI commandsto support device configuration and certification test modes1.21.21.21.2 UpperUpperUpperUpper LayerLayerLayerLayer Stack:Sta
19、ck:Stack:Stack:AmpAmpAmpAmp edededed UPUPUPUPSPP,OBEX,SDAP,GAP,and DUN protocolsRFComm,SDP,and L2CAP supportedMultipoint with 7 simultaneous slaves1.31.31.31.3 HCIHCIHCIHCI InterfaceInterfaceInterfaceInterfaceBluetooth v2.1 specification compliantHCI UART transport layer(H4)2010 Amped RF Technology
20、Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 4 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-31.41.41.41.4 ATATATAT CommandCommandCommandCommand Set:Set:Set:Set:abSerialabSerialabSerialabSerialPle
21、ase seeabSerial Reference Guidefor details2 2 2 2HardwareHardwareHardwareHardware SpecificationsSpecificationsSpecificationsSpecificationsGeneral Conditions(VIN=3.0V and 25C)2.12.12.12.1 RecommendedRecommendedRecommendedRecommended OperatingOperatingOperatingOperating ConditionsConditionsConditionsC
22、onditionsRatingRatingRatingRatingMinMinMinMinTypicalTypicalTypicalTypicalMaxMaxMaxMaxUnitUnitUnitUnitOperating Temperature Range-40-85CSupply Voltage VIN2.73.03.6VoltsSignal Pin Voltage-3.0-VoltsRF Frequency2400-2483.5MHz2.22.22.22.2 CurrentCurrentCurrentCurrent ConsumptionConsumptionConsumptionCons
23、umptionHigh speed CPU modeCPU 32 MHzUART supports up to 921 KbpsData throughput up to 2 MbpsModesModesModesModes(Typical Power Consumption)AvgAvgAvgAvgUnitUnitUnitUnitACL data 115K Baud UART at max throughput(Master)41mAACL data 115K Baud UART at max throughput(Slave)41mAConnection,no data traffic,m
24、aster28.9mAConnection,no data traffic,slave34.5mAConnection,375ms sniff,master4.2mAStandby,without deep sleep28.0mAStandby,with sleep3.1mABluetooth power down/CPU standby6A2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 5 of 13Amped RF Technology,Inc.
25、天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-3Standard CPU ModeCPU 4 MHzUART supports up to 115 KbpsData throughput up to 200 KbpsModesModesModesModes(Typical Power Consumption)AvgAvgAvgAvgUnitUnitUnitUnitACL data 115K Baud UART at max throughput(Mast
26、er)25.6mAACL data 115K Baud UART at max throughput(Slave)25.8mAConnection,no data traffic,master11.9mAConnection,no data traffic,slave16.9mAConnection,375ms sniff,master3.6mAStandby,without deep sleep11.2mAStandby,with sleep2.6mABluetooth power down/CPU standby6A2.32.32.32.3 SelectedSelectedSelected
27、Selected RFRFRFRF CharacteristicsCharacteristicsCharacteristicsCharacteristicsParametersParametersParametersParametersConditionsConditionsConditionsConditionsBTBTBTBT SpecSpecSpecSpecTypicalTypicalTypicalTypicalUnitUnitUnitUnitAntenna load50ohmRadioRadioRadioRadio ReceiverReceiverReceiverReceiverSen
28、sitivity levelBER .001 withDH5-70-85dBmMaximum usable levelBER .001 withDH1-20-9dBmInput VSWR2.5:1RadioRadioRadioRadio TransmitterTransmitterTransmitterTransmitterMaximum output power50 load-6 to+4+6dBmInitial Carrier Frequency Tolerance 750kHz20 dB Bandwidth for modulated carrier 1000932kHz2.42.42.
29、42.4 AbsoluteAbsoluteAbsoluteAbsolute MaximumMaximumMaximumMaximum RatingsRatingsRatingsRatingsRatingRatingRatingRatingMinMinMinMinTypicalTypicalTypicalTypicalMaxMaxMaxMaxUnitUnitUnitUnitStorage temperature range-55-+150CSupply voltage VIN-0.3-+5.0VoltsI/O pin voltage VIO-0.3-+5.5VoltsRF input power
30、-5dBm2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 6 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-32.52.52.52.5 I/OI/OI/OI/O OperatingOperatingOperatingOperating Character
31、isticsCharacteristicsCharacteristicsCharacteristicsSymbolSymbolSymbolSymbolParameterParameterParameterParameterMinMinMinMinMaxMaxMaxMaxUnitUnitUnitUnitConditionsConditionsConditionsConditionsVILLow-Level Input Voltage-0.9VoltsVIN,3.0VVIHHigh-Level Input Voltage2.1-VoltsVIN,3.0VVOLLow-Level Output Vo
32、ltage-0.4VoltsVIN,3.0VVOHHigh-Level Output Voltage2.2-VoltsVIN,3.0VIOLLow-Level Output Current-8.0mAVOL=0.4 VIOHHigh-Level Output Current-8.0mAVOH=2.2 VRPUPull-up Resistor80120KResistor Turned OnRPDPull-down Resistor80120KResistor Turned On2.62.62.62.6 PinPinPinPin AssignmentAssignmentAssignmentAssi
33、gnmentNameNameNameNameTypeTypeTypeTypePinPinPinPin#DescriptionDescriptionDescriptionDescriptionALTALTALTALT FunctionFunctionFunctionFunctionUARTUARTUARTUART InterfaceInterfaceInterfaceInterfaceRXDI13Receive dataADC 3TXDO14Transmit dataADC 2CTSI11Clear to send(active low)ADC 0/I2CData/Aux Uart RxRTSO
34、12Request to send(active low)ADC 1/I2CClock/Aux Uart TxAntennaAntennaAntennaAntennaANTRF I/O650 Rx/Tx antenna portReservedReservedReservedReservedBoot 0I9Boot 0 reserved for production usagePowerPowerPowerPower andandandand GroundGroundGroundGroundVin8VinGND5,7GNDResetResetResetResetRESETNI10Reset i
35、nput(active low for 5 ms);GPIOGPIOGPIOGPIO GeneralGeneralGeneralGeneral PurposePurposePurposePurpose Input/OutputInput/OutputInput/OutputInput/OutputGPIO 1I/O1General Purpose Input/OutputSPI MISOGPIO 2I/O2General Purpose Input/OutputSPI MOSI/I2S_SDGPIO 3I/O3General Purpose Input/OutputSPI SCLK/I2S_C
36、KGPIO 4I/O4General Purpose Input/OutputSPI SS/I2S_WS2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 7 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-32.72.72.72.7 PinPinPinPin
37、 PlacementPlacementPlacementPlacement DiagramDiagramDiagramDiagram(Top(Top(Top(Top View)View)View)View)2.82.82.82.8 GroundGroundGroundGround PlanePlanePlanePlane DiagramDiagramDiagramDiagram2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 8 of 13Amped
38、RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-32.92.92.92.9 LayoutLayoutLayoutLayout Drawing,Drawing,Drawing,Drawing,BT22BT22BT22BT22Size:10.4 mm x 13.5 mm x 2.2 mm(heigth)2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,C
39、A95131,USABT22 Datasheet11/12/Page 9 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-33 3 3 3HardwareHardwareHardwareHardware BlockBlockBlockBlock DiagramDiagramDiagramDiagram4 4 4 4HardwareHardwareHardwareHardware DesignDesi
40、gnDesignDesignAmped RF modules support UART,USB,SPI,and GPIO hardware interfaces.Please note that the usage of theseinterfaces is dependant upon the firmware that is loaded into the module,and is beyond the scope of this document.The AT command interface uses the main UART by default.NotesNotesNotes
41、NotesAll unused pins should be left floating;do not ground.All GND pins must be well grounded.The area around the antenna should be free of any ground planes,power planes,trace routings,or metal for at least 6.5 mmin all directions.Traces should not be routed underneath the module.4.14.14.14.1 Modul
42、eModuleModuleModule ReflowReflowReflowReflow InstallationInstallationInstallationInstallationThe BT22 is a surface mount Bluetooth module supplied on a 14 pin,6-layer PCB.The final assembly recommendedreflow profiles are:For non Pb-free applications,Sn63Pb37 solder is recommended.Maximum peak temper
43、ature of 208-210C(below 220C).Maximum rise and fall slope after liquidous of 2C/second.2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 10 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路
44、18号西3-202-3Maximum rise and fall slope after liquidous of 2C/second.Maximum time at liquidous of 50 90 seconds.For RoHS/Pb-free applications,Sn96.5/Ag3.0/Cu0.5 solder is recommended.Maximum peak temperature of 230-240C(below 250C).Maximum rise and fall slope after liquidous of 2C/second.Maximum rise
45、 and fall slope after liquidous of 3C/second.Maximum time at liquidous of 40 80 seconds.4.24.24.24.2 GPIOGPIOGPIOGPIO InterfaceInterfaceInterfaceInterfaceAll GPIOs are capable of sinking and sourcing 4mA of I/O current.GPIO 1 to GPIO 6 are internally pulled down with100K(nominal)resistors.4.34.34.34
46、.3 UARTUARTUARTUART InterfaceInterfaceInterfaceInterfaceThe UART is compatible with the 16550 industry standard.Four signals are provided with the UART interface.The TXDand RXD pins are used for data while the CTS and RTS pins are used for flow control.Connection to Host Device2010 Amped RF Technolo
47、gy Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 11 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-3Typical RS232 Circuit4.44.44.44.4 ResetResetResetReset CircuitCircuitCircuitCircuitTwo types of sy
48、stem reset circuits are detailed below.4.4.14.4.14.4.14.4.1ExternalExternalExternalExternal ResResResRese e e et t t t Circuit:Circuit:Circuit:Circuit:Note:RPUranges from 30K ohm to 50K ohm internally.2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 12
49、 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-34.4.24.4.24.4.24.4.2InternalInternalInternalInternal ResetResetResetReset Circuit:Circuit:Circuit:Circuit:Notes:-RPUranges from 30K ohm to 50K ohm internally.-RRSTshould be fr
50、om 1K ohm to 10K ohm2010 Amped RF Technology Inc1879 LundyAve,Suite 138,San Jose,CA95131,USABT22 Datasheet11/12/Page 13 of 13Amped RF Technology,Inc.天津安普德科技有限公司Phone：+86 022-83945100Cell：+86 13512431957Fax：+86 022-83945131天津华苑产业区海泰西路18号西3-202-35 5 5 5OrderingOrderingOrderingOrdering InformationInfor