User's Manual




RevisionHistory
Rev.1.2,Feb.2015 23/44
HardwareUser
Guide,DocumentNumber:N/A
2.3 SystemTraceBox
2.3.1 SetupandConfiguration
2.3.1.1 EnteringATCommands
TheATcommandsmentionedbelowmustbesenttotheCOMportthatcorrespondstothe
 IntelMobile(USB3)COMportincasetheecm200driverisusedor
 totheCOMportthatcorrespondstotheComneonHighSpeedModem,seeError!
Reference
sourcenotfound..
TheCOMportthatcorrespondstotheUSIF‐1USBport,seeError!Referencesourcenotfound.may
alsowork.
Theudp2ATservercanbeusedtoenterlocalATcommandsfromremotelocations,seeSubsec.Error!
Referencesourcenotfound..

2.3.1.2 BoardConfigurationandrequired
ATCommands
 Resettheboardinawaythatisbootingfromtheflash
 Enabletracingusing:at+xsystrace=0,"lte_l1_sw=4"
 Resettheboardagaininawaythatisbootingfromtheflash
 NowtheinitializationatcommandstoswitchtoServiceMode(thatisthemodeto
useRCTTH)canbesentifneeded:
 ARMforInc2.8:‘at@ecal:’’at@ecal_init():’
 ARMforInc3.0:‘at@ephy:smon()’
 Note:PleasecheckwiththeprovideroftheARMimagewhichcommandsarevalid
fortheactualbuild!!!
 TheATcommandsbelowaremandatorytoenabletracing:
a. Enabletracingatallsources:at+trace=1;
b. RoutetracesthroughUE's"OCT‐Block",whichcreatestheISTPformat:
at+xsio=3;
c. Selectthetracesfromspecificsources,useat+xystracecommand.Forexample,
toconfigurethetracesfromspecifictoselectONLYthe3g_swtraces:
at+xsystrace=0,"3g_sw=1",,"oct=4"
d. makesureyourSIMis
notwaitingforenteringaPIN:at+cpin?Ifitis,sendthe
PINatat+cpin=<simpinnumber>