Intel galileo essentials by richard grimmett

IntelGalileoEssentials


TableofContents
IntelGalileoEssentials
Credits
AbouttheAuthor
AbouttheReviewers
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Preface
Whatthisbookcovers
Whatyouneedforthisbook
Whothisbookisfor
Conventions
Readerfeedback
Customersupport
Downloadingthecolorimagesofthisbook
Errata
Piracy
Questions
1.GettingStartedwiththeGalileo
UnpackingandconnectingtheGalileo
DownloadingthesoftwareandconnectingtheGalileotoaWindowsmachine
DownloadingthesoftwareandconnectingtheGalileotoaMac
DownloadingthesoftwareandconnectingtheGalileotoaLinuxmachine
RunningtheIDEfortheGalileo

SettingtheIDEtoconnecttoyourboard
SelectingtheproperCOMportforWindows
SelectingtheproperCOMportfortheMac
SelectingtheproperCOMportforaLinuxMachine


Updatingthefirmware
OpeninganduploadingafiletotheGalileo
AccessingtheGalileo’sLinuxcapabilities
Summary
2.AccessingtheGPIOPins
TheGPIOcapabilityoftheGalileo
UsingtheGPIOpins
Connectingyourfirstexternalhardware
Pluggingyourwiresintothebreadboard
Settinguptheelectronics
TheIDEandLEDCode
Gettingsignalsfromtheoutsideworld
InterfacingdigitalinputsignalswithGalileo
InterfacinganaloginputsignalswithGalileo
Summary
3.AddingDisplayFunctionality
Thesimpleserialdisplay
EnablingtheserialdisplayintheIDE
TheTFTshield
AccessingthedisplaywiththeIDE
Summary
4.ControllingDCMotors
DCmotorbasics
ConnectingaDCmotordirectlytotheGalileo

GalileocodeforDCmotorspeedcontrol
ConnectingaDCmotorusinganH-bridgeandtheGalileo
GalileocodeforDCmotordirectioncontrol
ControllingDCmotorsusingashield
GalileocodefortheDCmotorshield
Summary
5.AddingSensors


Sensingdistance
TheInfraredsensor
ConnectinganIRsensortotheGalileo
AccessingtheIRsensorfromtheGalileoIDE
ConnectingadigitalcompasstotheGalileo
AccessingthecompassfromtheIDE
ConnectinganaccelerometerorgyrototheGalileo
AccessingtheaccelerometerfromtheIDE
Connectinganaltimeter/pressuresensortotheGalileo
Accessingthealtimeter/pressureSensorfromtheGalileoIDE
Summary
6.RemoteControl
ConnectinganXBeeinterfacetotheGalileo
ConfiguringtheXBeedevices
EnablinganXBeeInterfaceintheIDE
ConfiguringaWi-FiconnectionontheGalileo
UsingWi-FifromtheIDE
Summary
7.GoingFurtherwithGalileo
TheGalileoandLinux
CreatingandbootingtheDebianLinuxSDcardimageontheGalileo

Buildingrobotsthatcanwalk
Howservomotorswork
Buildingthequadrupedplatform
Usingaservocontrollertocontroltheservos
CommunicatingwiththeservocontrollerviaaPC
ConnectingtheservocontrollertotheGalileo
CreatingaprograminLinuxsothatyoucancontrolyourquadruped
Summary
8.SpeechOutput
Hookingupthehardwaretomakeaninputsound


Usinganapplication
UsingEspeaktoallowourprojectstorespondinarobotvoice
Summary
Index



IntelGalileoEssentials



IntelGalileoEssentials
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Credits
Author
RichardGrimmett
Reviewers
AustinHughes
AlanPlotko
JasonWright
CommissioningEditor
AshwinNair
AcquisitionEditor
SamWood
ContentDevelopmentEditor
MohammedFahad

TechnicalEditor
NaveenkumarJain
CopyEditors
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ProjectCoordinator
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Proofreaders
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Indexer
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CoverWork
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AbouttheAuthor
RichardGrimmetthasalwaysbeenfascinatedbycomputersandelectronicsfromhis
veryfirstprogrammingprojectthatusedFortranonpunchcards.Hehasabachelor’sand
master’sdegreeinelectricalengineeringandaPhDinleadershipstudies.Healsohas26
yearsofexperienceinelectronicsandcomputers.Hepossessesoneoftheoriginalbrick
phonesaswellasaGoogleglass.Henowteachescomputerscienceandelectrical
engineeringatBrighamYoungUniversity-Idaho,wherehisofficeisfilledwithhismany
roboticsprojects.
Iwouldcertainlyliketothankmywife,Jeanne,andfamilyforprovidingmewitha
wonderful,supportiveenvironmentthatencouragesmetotakeonprojectslikethis.I
wouldalsoliketothankmystudents;theyshowmethatamazingthingscanbe

accomplishedbythosewhoareunawareofthebarriers.



AbouttheReviewers
AustinHughesisasoftwareengineerwithaninterestinmicrocontrollers,embedded
systems,androbotics.
AlanPlotkoisatechnologyenthusiastwithexperienceindevelopingacrossthefull
stack.Hewasfirstexposedtoprogrammingattheageof9whenhediscoveredtheview
sourcecodeoptioninhisbrowser.Codingthenquicklyturnedintoahobby;thisledtohis
studyingcomputerscienceattheuniversitylevel.Alanlovesdevelopingapplicationsfor
theWebandalwaysmakestimetoattendhackathons,whicharetypicallyweekend-long
programmingcompetitionswhereparticipantsbuildprojectsfromscratchtobenefitthe
community.Alan’sexperienceextendstoPythondevelopment,variousdatabase
technologies,includingNoSQL,andframeworksforrapidapplicationdevelopment.
Whenhe’snotwritingcode,Alanspendshistimewritingstories;heisanavidwriter,
havingpreviouslyself-publishedafantasynovel.
JasonWrightisahardwareengineerinIntel’sNewDevicesGroup,whereheworkson
projectsintheareaoflow-powerembeddedandwearablecomputing.Previously,he
workedonGalileo-basedurbansensingdeviceswithinIntelLabsEurope.Jasonreceived
hisBSandMEngdegreesinelectricalandcomputerengineeringfromCornellUniversity
in2012and2013.
Jasonwouldliketothankhisfamilyandfriendsfortheircontinuedloveandsupport.



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Preface
Overthelastfewyears,anumberofimportanttechnologicaltoolshavebeenintroduced
thathaveenabledthemigrationofcomplexelectronicsprojectsfromtheUniversityor

GovernmentLabtoalmostanyone’sprojectdesk.TheGalileo,aninexpensiveprocessor
systembyIntel,isanexampleofoneofthesetoolkits.Thissmall,inexpensive,but
powerfulboardcanbeusedinawiderangeofprojects.
Butjustasimportantasthehardwareisthecommunityofdeveloperswhonotonly
providehelpintheareaofsoftwaredevelopment,butalsoprovidehardwareadd-onsfor
theprocessorboarditself.Still,itcanbeabitintimidatingtostartusingGalileotobuild
yourveryownprojects.
Thisbookisdesignedtohelpanyone,eventhosewithnoprogrammingbackgroundor
experience,tobesuccessfulinbuildingbothsimplebutalsoquitecomplexprojects.It
willleadyouthroughtheprocessstepbystepsothatyourprojectdesignscancometo
life.Hopefully,thisbookwillinspirethosewiththeimaginationandcreativespiritto
buildthosewildlyinventivedesignsthatwillrevolutionizetheworld!


Whatthisbookcovers
Chapter1,GettingStartedwiththeGalileo,beginswithadiscussionofhowtoconnect
powerandendswithafullsystem,configuredandreadytobeginconnectingamazing
devicesandSWcapabilitiestofulfillalmostanyproject.
Chapter2,AccessingtheGPIOPins,showsyoutohowtoaccessthesepins,bothinput
andoutput,soyoucandoallsortsofamazingthings.Oneofthecapabilitiesyou’llneed
tocompleteyourprojectsisabasicknowledgeofhowtoaccesstheGPIOpinssothatyou
canaccessallsortsofadditionalhardwarecapabilities.
Chapter3,AddingDisplayFunctionality,showsyouhowtheGalileocanbeconnectedto
adisplaysothatyoucanbothseeoutputandalsogetinputfromatouchscreen.Oneofthe
firstthingsyoumightwanttodoistoconnectadisplayuptotheGalileo.
Chapter4,ControllingDCMotors,detailshowtocontrolaDCmotorsothattheunitcan
drivewheelsortracks.
Chapter5,AddingSensors,showsyouhowtoaddIR,Sonar,andevenacompasstoyour
project.
Chapter6,RemoteControl,covershowtocommunicatewirelesslywithyourGalileo

projects,asyoumaywanttoaccessyourprojectswithoutconnectingwires.
Chapter7,GoingFurtherwithGalileo,introducesyoutotheLinuxcapabilitiesofthe
Galileousingtheexampleofconstructingaquadrupedrobot.
Chapter8,SpeechOutput,covershowtomakeyourprojecttalkasanexampleofhowto
usefree,opensourcesoftwaretoaddcomplexfunctionalitytoyourprojects.Oneofthe
amazingfeaturesoftoday’scomputersystemsistheabilitytoprovideoutputwithouta
screenorkeyboard.