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QUICK START GUIDE

VIA VAB-820Android EVK v5.0.9

1.00-12202018-115700

Copyright

Copyright © 2018 VIA Technologies Incorporated. All rights reserved.

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Trademarks

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Disclaimer

VIA Technologies makes no warranties, implied or otherwise, in regard to this document and to the products described in this document. The information provided in this document is believed to be accurate and reliable as of the publication date of this document. However, VIA Technologies assumes no responsibility for the use or misuse of the information (including use or connection of extra device/equipment/add-on card) in this document and for any patent infringements that may arise from the use of this document. The information and product specifications within this document are subject to change at any time, without notice and without obligation to notify any person of such change.

VIA Technologies, Inc. reserves the right the make changes to the products described in this manual at any time without prior notice.

VIA VAB-820 Android EVK v5.0.9 Quick Start Guide

Version Date Remarks1.00 12/20/2018 Initial release

Revision History

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Table of Contents1. Introduction �� 1

1�1 EVK Package Contents �� 11�1�1 Firmware Folder Contents �� 11�1�2 Document Folder Contents �� 11�1�3 Tools Folder Contents �� 1

1.2 VersionInformationandSupportedFeatures �� 2

2. ImageInstallation �� 32.1 BootingfromtheSPIROMwitheMMC �� 3

3. HardwareFunction �� 53.1 SettingUpU-BootParameters �� 53.2 RestoringDefaultU-BootParameters �� 73.3 UsingtheAndroidConsole �� 73.4 ConfiguringDisplayParameters �� 8

3.4.1 SettingUptheHDMIU-BootDisplayParameter�� 83.4.2 SettingUptheLVDSU-BootDisplayParameter �� 93.4.3 SettingUptheDualDisplayU-BootDisplayParameter �� 9

3.5 SettingUpVideo-in �� 103.6 SmartETK �� 11

3.6.1 InstallingSmartETK �� 113.6.2 TestingWatchdogTimerFunction �� 123.6.3 TestingGPIOFunction �� 123.6.4 TestingUARTFunction �� 143.6.5 TestingFlexCANFunction �� 15

3.6.5.1 BasicCANBusFunctionTesting �� 163.6.5.2 AdvancedCANBusFunctionTesting �� 17

4. Accessories �� 184.1 ConfiguringtheVIAVNT9271USBWi-FiDongle/VIAEMIO-1533USBWi-FiModule �� 184.2 ConfiguringtheVIAEMIO-1541MiniPCIeWi-FiModule �� 204.3 ConfiguringtheVIAEMIO-2531MiniPCIe/VIAEMIO-5531USBWi-Fi&BluetoothModule �� 21

4.3.1 ConnectingtotheInternet �� 214.3.2 EnablingBluetooth �� 22

4.3.2.1 SettingUpBluetoothA2DPProfile �� 224.3.2.2 SettingUpBluetoothSPPProfile �� 23

4.4 ConfiguringtheVIAEMIO-2550MiniPCIeMobileBroadbandModule �� 254.4.1 ConnectingtotheInternet �� 254.4.2 EnablingGPS �� 26

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1� IntroductionThisQuickStartGuideprovidesanoverviewofhowtoboottheAndroidEVKsystemimagefortheVIAVAB-820boardandconfigurethesupportedhardwarefunctioninthebuild.

TheVIAVAB-820AndroidEVKv5.0.9isdevelopedbasedontheNXPandroid_m6.0.1_1.0.0-ga(Android6.0Marshmallow)andenablesthehardwarefeaturesoftheVIAVAB-820board.

1�1 EVK Package ContentsTherearethreefoldersinthepackageaslistedbelow.

VIA VAB-820 Android EVK contents

1�1�1 Firmware Folder ContentsImages_autoinstall_sd.zip:containsinstallationscriptfilesandtheprecompiledU-BootandAndroidimageforevaluatingtheVIAVAB-820board.

1�1�2 Document Folder ContentsVAB-820_Android_EVK_v5.0.9_Quick_Start_Guide _v1.00_20181220.pdf:TheQuickStartGuideprovidesanoverviewofhowtoboottheAndroidEVKsystemimagefortheVIAVAB-820boardandconfigurethesupportedhardwarefunctionsinthebuild.

1�1�3 Tools Folder ContentsVAB-820_Smart_ETK_Demo_v1.0.apk:istheSmartETKdemoprogram.

BluetoothSPPTest.apk:istheBluetoothSPPprofiletestprogram.

Firmware folder DescriptionImages_autoinstall_sd.zip AndroidEVKsystemimageandinstallation

scriptfilesDocument folder DescriptionVAB-820_Android_EVK_v5.0.9_Quick_Start_Guide_v1.00_20181220.pdf

QuickStartGuide

Tools folder DescriptionVAB-820_Smart_ETK_Demo_v1.0.apk SmartETKdemoprogramBluetoothSPPTest.apk BluetoothSPPtestingprogram

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1�2 VersionInformationandSupportedFeatures• U-Bootversion:2015.04

• Kernelversion:3.14.52

• Evaluationimage:AndroidMarshmallow6.0

• DevelopmentbasedonNXPandroid_M6.0.1_1.0.0-ga(Android6.0Marshmallow)

• SupportsSPIwitheMMCboot

• SupportsHDMIdisplay

• SupportsHDMIaudiooutput

• SupportsAUOLVDScapacitivetouchpanels(throughUSBinterface) º AUO10.4″G104XVN01.0(1024×768) º AUO7″G070VW01(800×480)

• SupportsDualDisplay(CloneMode)

• SupportsCVBS&S-Video

• SupportsCOM1DTEmode,COM2TX/RXonly

• SupportstwoFlexCANTX/RX

• SupportsGigabitEthernet

• SupportsLine-in,Line-out,andMic-in

• SupportsVIAVNT9271USBWi-Fidongle

• SupportsVIAEMIO-1533USBWi-Fimodule

• SupportsVIAEMIO-1541miniPCIeWi-Fimodule

• SupportsVIAEMIO-2531miniPCIeWi-Fi&Bluetoothmodule º SupportsBluetoothA2DPandSPPprofile

• SupportsVIAEMIO-5531USBWi-Fi&Bluetoothmodule º SupportsBluetoothA2DPandSPPprofile

• SupportsVIAEMIO-2550miniPCIeMobileBroadbandmodule

• SupportsSmartETKv1.0:Watchdogtimer,GPIO,UART,andFlexCAN

• SupportsOTA(Over-The-Airtechnology)

• SupportsshutdownoptioninQuickSettings

• SupportsEthernetconfigurationinSettings

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2� ImageInstallationTheVIAVAB-820boardonlyprovidesbootingfromtheSPIROMwitheMMC.ThissectionexplainsthesetuprequirementsforbootingfromtheSPIROMandeMMC.

Theinstallationscriptfiles,theprecompiledU-Bootandimageareprovidedinthe"Firmware"folder.

2�1 BootingfromtheSPIROMwitheMMCTheImages_autoinstall_sd.zipincludestwoversionsoftheAndroidEVKsystemimage(NXPi.MX6Quadandi.MX6QuadPlus)andtheinstallationscriptsfiles.

ThefirststepistoextracttheImages_autoinstall_sd.zipfiletomakeabootableMicroSDcardintoyourLinuxhostmachineandmakesureitisnotmounted.Opentheterminalonyourhostmachine.SelectintotheiMX6QoriMX6QPfoldertorunthemk_android6_install_sd.shasshownbelow,replacing<devicename>withthecorrectvalueforthecard,forexample"sdb".

*Important: Makesureyouarewritingtothecorrectdeviceorthehostsystemenvironmentcouldbedamaged.

Next,ontheVIAVAB-820,setthebootflashjumper(J11)totheMicroSDpositionasshownbelow.

Boot flash jumper diagram

InsertthepreparedMicroSDcardintotheVIAVAB-820,connectanHDMIdisplay,andpowerontheVIAVAB-820toinitiatetheupdateprocessautomatically.

Update process screen

Whentheinstallprocessiscompleted,unplugthepowercableandremovetheMicroSDcard.

$ sudo ./mk_android6_install_sd.sh /dev/<device name>

VIA Technologies, Inc.

----------------------------------

iMX6_Android6.0.1

U-Boot Version : v2015.04-0.1.0Kernel Version : v3.14.52-0.1.0

Base File System Version : 0.1.0Reference File System Version : 0.1.0OtherInfo :

erasing spi flash (mtd0)

Warnings! Please don’t power off! Please wait...

30 %

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InordertobootfromtheSPIROMmakesurethebootflashjumper(J11)issettoSPIROMboot.

Boot flash jumper diagram

Next,poweronthedevicetoinitiatethebootprocess.Whenthebootprocessiscompleted,youwillseetheAndroiddesktop.

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3� HardwareFunctionThissectionexplainshowtoenableandtestthehardwarefunctionsprecompiledintheVIAVAB-820AndroidEVKincludingsettingupU-Bootparameters,restoringdefaultU-Bootparameters,usingtheAndroidconsole,configuringdisplayparameters,settingupthevideo-in,aswellasinstallingandapplyingthedifferentfunctionsincludedintheVIASmartETKsampleprogram.

3�1 SettingUpU-BootParametersWhensettinguptheU-Bootparameters,thefirststepistoconnectthehostmachineandtheVIAVAB-820throughtheonboardCOMconnector(J5).UseaserialportcommunicationprogramsuchasPuTTY,GtkTerm,orMinicomtoconfiguretheserialportsettingandconnecttothedebugconsole.ThereyouwillbeabletoseetheU-BootbootlogandadjustsettingsintheU-Bootconsole.

Serial port setting of host machine

COM connector (J5) diagram

+------------------------------------------------------------+| A - Serial Device : /dev/ttymxc0 || B - Lockfile Location : /var/lock || C - Callin Program : || D - Callout Program : || E - Bps/Par/Bits : 115200 8N1 || F - Hardware Flow Control : No || G - Software Flow Control : No |+------------------------------------------------------------+

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Next,powerontheVIAVAB-820toinitiatethebootprocess.Whenprompted,pressanykeytostopthebootprocessandentertheU-Bootconsoleasillustratedbythescreenshotbelow.

Debug console view of boot process

TolistthecurrentU-Bootparameters,usethefollowingcommand:

Makesuretheprintoutmessageisasfollows:

U-Boot 2015.04 (Mar 7 2017 - 18:49:13)VAB820 ver:5.0.4

CPU: Freescale i.MX6Q rev1.2 at 996 MHzCPU: Temperature 30 C, calibration data: 0x5894f169Reset cause: PORBoard: iMX6Q-VAB820I2C: readyDRAM: 1 GiBMMC: FSL_SDHC: 0, FSL_SDHC: 1SF: Detected W25Q32BV with page size 256 Bytes, erase size 4 KiB, total 4 MiB*** Warning - bad CRC, using default environment

No panel detected: default to Hannstar-XGADisplay: Hannstar-XGA (1024x768)In: serialOut: serialErr: serialNet: FEC [PRIME]Warning: failed to set MAC address

Normal BootHit any key to stop autoboot: 0=>

=> printenv

=> printenv

baudrate=115200boot_emmc_root=mmc dev ${root_media_uboot};ext2load mmc ${root_media_uboot}:${root_partition} ${loadaddr} uImage;ext2load mmc ${root_media_uboot}:${root_partition} ${dtbaddr} imx6q-vab820.dtb;bootm ${loadaddr} -${dtbaddr};boot_media=booti mmc1

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3�2 RestoringDefaultU-BootParametersIftheU-Bootparametershavebeenmodified,the"destroyenv"commandintheU-Bootconsolecanrestorethefactorydefaultsettings.

Torestartthedevice,usethe“reset"commands:

3�3 UsingtheAndroidConsoleThefirststepistoconnectthehostmachineandtheVIAVAB-820throughtheonboardCOMconnector(J5).UseaserialportcommunicationprogramsuchasPuTTY,GtkTerm,orMinicomtoconnecttothedebugconsole.


Next,powerontheVIAVAB-820toinitiatethebootprocess.Whenthebootprocessiscompleted,youwillautomaticallylogintoanAndroidconsole.

=> destroyenv=> saveenv=> reset

root@vab820_6dq:/ #

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3�4 ConfiguringDisplayParametersTheVIAVAB-820AndroidEVKv5.0.9supportsthefollowingdisplaydevices:

• HDMImonitor(default)

• AUO10.4"G104XVN01.0LVDSpanel(1024x768)

• AUO7"G070VW01V0LVDSpanel(800x480)

3�4�1 SettingUptheHDMIU-BootDisplayParameterTosetHDMIasthedisplayoutput,usethefollowingcommands:

HDMIonlysupportsCEAmodesasshowninthetablebelow.

CEA modes table

Forexample,ifyouwouldliketosettheHDMIresolutionto1280x720@60Hz,usethefollowingcommands:

=> setenv hdmi_timing ‘1280x720M@60,bpp=32’=> saveenv

Width Height Frame rate640 480 60720 480 60

1280 720 601440 240 601440 480 601920 1080 60720 576 50

1280 720 501440 288 501440 576 501920 1080 501920 1080 241920 1080 251920 1080 301280 720 1001280 720 120

=> setenv display ‘run hdmi’=> saveenv

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3�4�2 SettingUptheLVDSU-BootDisplayParameterBeforesettinganLVDSpanelasthedisplayoutput,makesuretheLVDSpowerjumperissetto+12VforLVDSinverter(backlight)powerand+3.3VforLVDSpanelpowerasshownbelow.

LVDS power jumper diagram

TosettheAUO10.4"G104XVN01.0LVDSpanelasthedisplayoutput,usethefollowingcommands:

Inordertoconfirmthatthesettingsarecorrect,usethefollowingcommandtolistthenewU-Bootparameters:

TosettheAUO7"G070VW01V0LVDSpanelasthedisplayoutput,usethefollowingcommands:

Inordertoconfirmthatthesettingsarecorrect,usethefollowingcommandtolistthenewU-Bootparameters:

3�4�3 SettingUptheDualDisplayU-BootDisplayParameterTheVIAVAB-820supportsclonemodewithanHDMImonitorandLVDSpanel.Clonemodewillallowthesamecontenttobeshownonbothdisplaydevices.

TosetanHDMImonitorandtheAUO10.4"G104XVN01.0(1024x768)LVDSpanel,usethefollowingcommands:

TosetanHDMImonitorandtheAUO7"G070VW01V0(800x480)LVDSpanel,usethefollowingcommands:

=> setenv display ‘run lvds_auo_g104’=> saveenv

=> printenv lvds_auo_g104lvds_auo_g104=video=mxcfb0:dev=ldb,LDB-XGA, if=RGB24 ldb=sin0

=> setenv display ‘run lvds_auo_g007’=> saveenv

=> printenv lvds_auo_g070lvds_auo_g070=video=mxcfb0:dev=ldb,480C60,if=RGB24 ldb=sep0

=> setenv display ‘run hdmi_lvds_g104’=> saveenv=> reset

=> setenv display ‘run hdmi_lvds_g007’=> saveenv=> reset

Inverter

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3�5 SettingUpVideo-inTheVIAVAB-820supportstwovideoinputs.ThecompositeRCAjackisaCVBSsignalinputandtheS-VIDEO1pinheaderisanS-Videosignalinput.Thefollowingstepsareforvideo-infunctionverification.

Composite RCA jack diagram

S-Video pin header diagram

TheCVBSisthedefaultvideoinput.

TosettheCVBSasvideoinputsource,usethefollowingcommand:

TosettheS-Videoasvideoinputsource,usethefollowingcommand:

Pleasenotethatafterthesetupiscomplete,youwillneedtorestartthecameraprogramforthesettingstobeapplied.

root@vab820_6dq:/ # setprop adv7180_src 1

root@vab820_6dq:/ # setprop adv7180_src 2

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3�6 SmartETKTheVIAVAB-820SmartETKsupportsWatchdogtimer,GPIO,UARTandCANbusfunctions.PleasefollowtheproceduresbelowtoexperimentwiththeSmartETKfunctionsontheVIAVAB-820board.

3�6�1 InstallingSmartETKThefirststepistocopytheVAB-820_Smart_ETK_Demo_v1.0.apkontoamassstoragedevicesuchasaUSBthumbdrive.Next,fromtheSettingsscreen,clickSecurity,andthenswitchonthe"Unknownsources"asshowninthediagrambelow.

Finally,inserttheUSBthumbdriveintotheVIAVAB-820anddoubleclickontheVAB-820_Smart_ETK_Demo_v1.0.apkfiletoinstall.

Whentheinstallationprocesshasbeencompleted,runtheVAB-820_Smart_ETK_Demo_v1.0.apkandstarttotestthedifferentfunctionswithit.

Smart ETK SDK sample screen

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3�6�2 TestingWatchdogTimerFunctionTheWatchdogtimerisanelectronictimerthatisusedtodetectandrecoverfromsystemmalfunctions.

TheWatchdogtimerincludesEnable/Disable,SetTimeout,KeepAlive,andCountdownTimerfunctions.

Smart ETK Watchdog timer diagram

AlistofoptionswillappearontheSmartETKDemoProgrampage,selecttheappropriateoptiontostarttesting.

TotesttheWatchdogtimerfunction,thefirststepistoenterthetimevalue(1~128seconds)intheTimeoutsetting.

ClickontheEnable/DisablebuttontostarttheWatchdogtimerfunction.

ClickontheREFRESHbuttontorefreshthecountdowntimevaluebacktothebeginning.

ClickontheSTOPbuttontostoptheWatchdogtimerfunction.

3�6�3 TestingGPIOFunctionTheGPIOpinheader(J7)ontheVIAVAB-820consistsof19pins.Pins11~18areactive.Thefollowingsectionexplainshowtosetupthesepinsforinput/outputcommunication.

GPIO pin header diagram

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GPIO pin header pinouts table

Smart ETK GPIO interface diagram

First,pleaseopentheSmartETKsampleprogram,thenfromtheleftsideselectGPIOtostarttesting.Inthedemoprogram,pins11~18havebeensetasprogrammableGPIOpins.

Thetogglesundereachpincanbeusedtosetthedesiredconfiguration.

Enable/Disable:Setswhetherthepinfunctionisenabledordisabled.

IN/OUT:Setswhetherthepinisdefinedasinput(in)oroutput(out).

IfyouhavesetaGPIOpinasaninput(in),theVoltagevaluewillshowwhethertheinputvoltagesignalishighor low�

Voltagelow:theinputvoltagesignalislow.

Voltagehigh:theinputvoltagesignalishigh.

IfyouhavesettheGPIOpinasanoutput(out),youcanthensettheoutputvoltagetohighorlowwiththeValuesetting.

Voltagelow:theoutputvoltagesignalislow.

Voltagehigh:theoutputvoltagesignalishigh.

Pin Signal Pin Signal1 RESET_N 2 P_LED+3 GND 4 P_LED-5 12C3_SCL 6 W_LED+7 12C3_SDA 8 W_LED-9 5VIN 10 GND

11 GPIO_1 12 GPIO_713 GPIO_2 14 GPIO_815 GPIO_4 16 GPIO_917 GPIO_5 18 GPIO_1619 GND 20 -

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3�6�4 TestingUARTFunctionTheVIASmartETKUARTfunctionsupportsTX/RXcommunicationwithotherdevices.

ThefirststepistoconnectthehostmachinetotheCOMconnector(J4)ontheVIAVAB-820.NextonthehostmachinestartaserialcommunicationprogramsuchasPutty,GtkTermorMinicomwiththesameserialportsettingusingtheappropriateserialdevice.


Smart ETK UART diagram

Then,pleaseopentheSmartETKsampleprogram.FromtheleftsideoftheSmartETKsamplepage,selectUART.

Tobegin,select"ttymxc0"fromthedevicedrop-downmenuandaBaudrateof"115200"fortheBaudRatedrop-downmenu.TheVIAVAB-820onlysupports"RS-232"mode.

Next,clickontheConnectbuttontoenabletheUARTfunctionandstartcommunicationbetweenthehostmachineandVIAVAB-820board.

WhenthehostmachinetransfersdatatotheVIAVAB-820,thedatawillbedisplayedinsidetheredframe.

TosenddatafromthehostmachinetotheVIAVAB-820,youneedtotypethedatainsidethewhiteframeandclicktheSendbutton.

ClickontheDisconnectbuttontodisablethisfunction.

ClickontheResetbuttontoresetthisfunction.

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3�6�5 TestingFlexCANFunctionTheCAN/COMconnector(J5)oftheVIAVAB-820supportstwoCANbusportswithFlexCANprotocolspecificationVersion2.0B.

CAN/COM connector (J5) diagram

CAN/COM connector (J5) pinouts table

Pin Signal1 5VIN2 COM2RX3 COM2TX4 NC5 NC6 GND7 CANRX28 CANTX29 CANTX1

10 CANRX1

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Smart ETK FlexCAN diagram

Tobegin,opentheSmartETKsampleprogramandselectCANfromtheleftsidetoaccesstheSmartETKCANtest interface�

TheCANIDframestructureis32bits.Oneframeincludes:1-bitEFFflag,1-bitRTRflag,1-bitERRflag,an18-bitextension("identifierextension")and11-bitidentifier("baseidentifier").

Inordertousetheidentifierextension,youneedtoclick"EFF".

IfyouselectRTR,theRTR-bitistransmittedasadominantbitintheDataFrameandtheDataFieldwillbeemptyintheRemoteField.

3�6�5�1 BasicCANBusFunctionTestingInordertoconnecttheCANbusportfortesting,youneedtoaddanadditionaltransceivercircuit.PleasevisittheTexasInstrumentswebsite(https://www.ti.com)tosearchInformationon"TISN65HVD1050CANBusTransceiver".

Afteraddinganadditionaltransceivercircuit,thenextstepistoconnectthecorrespondingsignalsbetweenCAN1andCAN2asfollows:

CAN1LtoCAN2LandCAN1HtoCAN2H

Next,intheSmartETKprogram,setaBitratevaluebetween5000and1000000andthenpress"Connect"toestablishaconnection.

Totestifthedatacanbetransmitted,enteranIDintheCAN1_Send_IDblockanddataintheSend_Datablockandthenclick"Send".

WhenCAN1transfersdatatoCAN2,thedatawillbedisplayedintheredblockundertheCAN2RxScreensection.

ClickontheResetbuttontoresetthisCANbusfunction.

ClickontheDisconnectbuttontodisablethisfunction.

https://www.ti.com

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3�6�5�2 AdvancedCANBusFunctionTestingForadvancedtesting,youwillneedtousetheFilter_IDandFilterMaskfunctions.

TheFilterMaskisusedtodeterminewhichbitsintheidentifierofthereceivedframearecomparedwiththefilter.TheFilter_IDisusedtolimitthedatabeingsentandreceivedthroughtheCANbus.

*Note: TheFilter_IDandFilterMaskmustbetypedinhexadecimalvalues.

Ifamaskbitissettozero,thecorrespondingIDbitwillautomaticallybeaccepted,regardlessofthevalueofthefilterbit.

Ifamaskbitissettoone,thecorrespondingIDbitwillbecomparedwiththevalueofthefilterbit.

Iftheymatch,itisacceptedotherwisetheframeisrejected.

Therearefourexamplesusinghexadecimalvaluesbelow.

Example 1

YouwishtoonlyacceptframeswithanIDnumberof00001567.

SettheFilter_IDto00001567andtheFilterMaskto1FFFFFFF.

Whenaframearrives,itsIDiscomparedwiththefilterandallbitsmustmatch;anyframethatdoesnotmatchID00001567isrejected.

Example 2

YouwishtoonlyacceptframeswithIDnumbers00001560thruto0000156F.

SettheFilter_IDto00001560andtheFilterMaskto1FFFFFF0.

Whenaframearrives,itsIDiscomparedwiththefilterandallbitsexceptbits0to3mustmatch;anyotherframeisrejected.

Example 3

YouwishtoonlyacceptframeswithIDnumbers00001560thruto00001567.

SettheFilter_IDto00001560andtheFilterMaskto1FFFFFF8.

WhenaframearrivesitsIDiscomparedwiththefilterandallbitsexceptbits0to2

mustmatch;anyotherframeisrejected.

Example 4

Youwishtoacceptanyframe.

SettheFilter_IDto0andFIlterMaskto0.

Allframesareaccepted.

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4� AccessoriesThissectionexplainshowtoinstallandconfigurethevariousUSBdongleandEMIOmodulesavailablefortheVIAVAB-820board.

4�1 ConfiguringtheVIAVNT9271USBWi-FiDongle/ VIAEMIO-1533USBWi-FiModuleTheVIAVNT9271dongleandVIAEMIO-1533modulesupportsWi-FifunctionalitythroughaUSBportoronboardUSBpinheaderconnectionrespectively.

ThefirststepistoinserttheVIAVNT9271dongleintoaUSBportorconnecttheVIAEMIO-1533moduletotheonboardUSBpinheader(J8)usingtheUSBcable(P/N:99G3-190042).Afterinstallingthemodule,connecttheprovidedantenna.Next,makesuretounpluganyLANcablesorotherWi-Fi/3Gmodulesyouhaveinstalled.Finally,powerontheVIAVAB-820.

Inserting the VIA VNT9271 dongle

Connecting the VIA EMIO-1533 module

1

2

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ToenabletheWi-Fi,gotoSettings->Wi-Fi->On.

AlistofWi-Ficonnectionswillappearonthescreen.SelecttheappropriatedevicetocompletetheWi-Ficonnection.

Whentheconnectioniscreated,connecttotheinternetthroughyourwebbrowser.

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4�2 ConfiguringtheVIAEMIO-1541MiniPCIeWi-FiModuleTheVIAEMIO-1541modulesupportsWi-FithroughtheonboardminiPCIeslot.

ThefirststepistoinserttheVIAEMIO-1541moduleintotheminiPCIeslot.Afterinstallingthemodule,connecttheprovidedantennatothemodule.Next,makesuretounpluganyLANcablesorUSBWi-Fidonglesyouhaveinstalled.Finally,powerontheVIAVAB-820.

Inserting the VIA EMIO-1541 module

ToenableWi-Fi,gotoSettings->Wi-Fi->On.


Whentheconnectioniscreated,connecttotheinternetthroughyourwebbrowser

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4�3 ConfiguringtheVIAEMIO-2531MiniPCIe/VIAEMIO-5531 USBWi-Fi&BluetoothModuleTheVIAEMIO-2531moduleandVIAEMIO-5531modulesupportsWi-FiandBluetoothfunctions.

4�3�1 ConnectingtotheInternetThefirststepistoinserttheVIAEMIO-2531moduleintotheminiPCIeslotorconnecttheVIAEMIO-5531moduletotheonboardUSBpinheader(J8)usingtheUSBcable(P/N:99G3-190042).Afterinstallingthemodule,connecttheprovidedantennatothemodule.Next,makesuretounpluganyLANcablesorotherWi-Fi/3Gmodulesyouhaveinstalled.Finally,powerontheVIAVAB-820.


Connecting the VIA EMIO-5531 module

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1

2

22


ToenableWi-Fi,gotoSettings->Wi-Fi->On.


Whentheconnectioniscreated,connecttotheinternetthroughyourwebbrowser.

4�3�2 EnablingBluetoothThefollowingsectionsshowhowtoenabletheBluetoothAdvancedAudioDistributionProfile(A2DP)toallowaudioplaybackthroughaconnectedBluetoothdeviceaswellashowtoconfiguretheBluetoothSerialPortProfile(SPP).

4�3�2�1 SettingUpBluetoothA2DPProfileFirst,puttheaccessoryyouwanttouseintodiscoverymode.Theexactwaytodothisdependsontheaccessory.Ifyouhaveaheadset,youmayneedtoholdabuttondownontheheadsetforseveralsecondsuntilalightstartsflashing.Itwillonlystaydiscoverableforafewminutes.

Ifyouarenotsurehowtoputyouraccessoryintodiscoverymode,pleaserefertoitsmanual,checkthemanufacturer’swebsite,orperformawebsearchforinstructions.ToenabletheBluetoothA2DPfunction,gotoSettings->BluetoothandsettheswitchtoOn.

Alistoflocaldeviceswillappearonthescreen.SelecttheappropriatedevicetocompletetheBluetoothpairing.

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4�3�2�2 SettingUpBluetoothSPPProfileTheVIAVAB-820implementstheBluetoothSerialPortProfileallowingserialportcommunicationbetweentwoAndroiddevices.

IncludedintheVIAVAB-820ToolsfolderistheBluetoothSPPTest.apkwhichisasimplecommunicationapplicationwhichutilizestheBluetoothSPPProfiletotransmitandreceivedatabetweentwopairedAndroiddevices.

ThefirststepistocopytheBluetoothSPPTest.apkontoamassstoragedevicesuchasUSBthumbdrive.Next,fromtheSettingsscreen,clickSecurity->Unknownsourcestoallowinstallationofnon-Marketapps.

ThefollowingexamplewilldemonstratehowtousetheBluetoothSPPTest.apktocommunicateovertheBluetoothSPPProfilebetweentwoVIAVAB-820boards.

First,theBluetoothSPPTest.apkmustbeinstalledontoeachVIAVAB-820board.FromtheSettingsscreen,clickSecurity->Unknownsourcesandthenswitchonthe“Unknownsources".Next,copytheBluetoothSPPTest.apkontoamassstoragedevice,suchasUSBthumbdrive,andinstalltheBluetoothSPPTest.apkontobothVIAVAB-820 boards�

Aftertheinstallationprocesshasbeencompleted,gotoSettings->Bluetooth->OntoenabletheBluetoothfunctiononbothVIAVAB-820boards.

Alistoflocaldeviceswillthenappearoneachscreen.Fromeitherscreen,selecttheVIAVAB-820boardfromthelisttocompletethepairingprocessasseeninthefigurebelow.

24


Afterthedeviceshavepaired,opentheBluetoothSPPTest.apkonbothVIAVAB-820boardsandconfigurethesettingsasfollowsinbothapps.

"Auto"–enabled

"Show Message"–enabled

SelectCONNECT fromeitherVIAVAB-820boardtocreatetheconnectionbetweenthetwo.BothVIAVAB-820boardscancommunicateovertheBluetoothSPPProtocol.

BluetoothSPPTest diagram

Atthebottomofthescreen,enterthedatainsidethebar(highlightedintheyellowframeabove)andthenclicktheplaybutton(highlightedintheblueframeabove)tosendthedata.ThedatawillthenbereceivedanddisplayedontheotherVIAVAB-820board.

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4�4 ConfiguringtheVIAEMIO-2550MiniPCIeMobile BroadbandModuleTheVIAEMIO-2550miniPCIeMobileBroadbandmodulesupports3GandGPSfunctions.

4�4�1 ConnectingtotheInternetThefirststepistoinsertanactiveSIMcardintotheVIAEMIO-2550module,andtheninserttheVIAEMIO-2550moduleintotheminiPCIeslot.Afterinstallingthemodule,connecttheprovidedantennatothemodule.Next,makesuretounpluganyLANcablesorUSBWi-Fidonglesyouhaveinstalled.Finally,powerontheVIAVAB-820.


TocheckthatthesystemhasbeencorrectlydetectedtheVIAEMIO-2550module,usethefollowingcommand:

Makesuretheprintoutmessageincludes"ppp0Linkencap:Point-to-PointProtocol".

Toenable3G,gotoSettings->Wireless&networks->More->Cellularnetwork->AccessPointNames.Next,clicktheplusbuttontoaddyourAPNssetting.

root@vab820_6dq:/ # busybox ifconfig

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FillintherequiredfieldsfortheAPNssetting.Ifyouareunsureofwhattherequiredfieldsandvalueare,checkwithyourMobileBroadbandprovider.

WhentheAPNssettingiscompleted,clickyourAPNstoenablethe3Gnetwork.Next,openthebrowsertoconnecttotheinternet.

4�4�2 EnablingGPSToenableGPS,gotoSettings->Location->On.

Next,gotoSettings->Wireless&networks->More->RILOEMHookTest->API4Typecommand.Fullin"AT+UGPS=1.0"andclickRUNbutton.

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Waitforthe"OK"messageandopentheGPSprogram.

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Email: [email protected]

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