Arduino HM-11 User Manual

BluetoothV4.0HM-11BLEModule
Contents
1Introduction
2Features
3Specification
4ElectricalCharacteristics
5Pindefinition
6ATcommands&Configuration
7ExampleCode
Introduction
ThisisaSMDBLEmoduleusedinourBLEBeeandXadowBLE.ItisbasedonTIcc2541chip,enablesrobustnetwork
nodestobebuiltwithlowtotalbill-of-materialcostsandhighlysuitedforultralowpowerconsumptionsystems.The
moduleissmallandeasytouse,withthepreprogrammedfirmwareofmanufacturer,youcouldquicklybuildBLE
communicationsviaitsATcommand.SupportingBLEcommunicationswithiphone,ipadandAndroid4.3.
Features
Bluetoothprotocol:BluetoothSpecificationV4.0BLE
Workingfrequency:2.4GHzISMband
Interfaceway:aserialport
Openenvironmentwithin30meterscanrealizecommunicationbetweenmodules
Tosendandreceivenobytelimitbetweenmodules
Modulationmethod:GFSK(GaussianFrequencyShiftKeying)
Transmissionpower:-DBM,23-6DBM,0DBM,6DBM,canbemodifiedbytheATcommand
useTICC2541chip,configurationspaceof256KB,supporttheATcommand,theusercanaccordingtoneedto
changetherole(master,slavemode)andtheserialportbaudrate,nameofequipment,matchingparameters
suchaspasswords,useagile.
powersupply:+3.3VDC50mA
workingtemperature:-5~+65Centigrade
Specification
Specification Value
Microprocessor CC2541
Resources
SupporttheATcommand,theusercanaccordingtoneedtochangetherole
(master,slavemode)andtheserialportbaudrate,nameofequipment,Matching
parameterssuchaspassword,theuseofflexible.
OutlineDimension 13.5mmx18.5mmx2.3mm
Powersupply 3.3V
CommunicationProtocol Uart(3.3VLVTTL)
IOcounts 2
KeyinputIO 1
LEDIndicatorsIO 1
Connectivity SocketcompatiblewithXBee
↑TOP
User Manual

Arduino HM-11 Specifications

General

Brand	Arduino
Model	HM-11
Category	Control Unit
Language	English