User's Manual

TiWi5TRANSCEIVERMODULE
DATASHEET
The information in this document is subject to change without notice.
330‐0042‐R2.3  Copyright©2011‐2016 Page33of46
AGENCYCERTIFICATIONS
FCCID:TFB‐TIWI501
ICID:5969A‐TIWI501
CE:ComplianttostandardsEN60950‐1,EN300328,EN301489,andEN301893
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AGENCYSTATEMENTS
FederalCommunicationCommissionInterferenceStatement
ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart
15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceina
residentialinstallation.Thisequipmentgeneratesusesandcanradiateradiofrequencyenergyand,ifnot
installedandusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradio
communications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.If
thisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedby
turningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneofthe
followingmeasures:
 Reorientorrelocatethereceivingantenna.
 Increasetheseparationbetweentheequipmentandreceiver.
 Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.
 Consultthedealeroranexperiencedradio/TVtechnicianforhelp.
ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions:(1)This
devicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,including
interferencethatmaycauseundesiredoperation.
FCC15.407(c)states:Thedeviceshallautomaticallydiscontinuetransmissionincaseofeitherabsenceof
informationtotransmitoroperationalfailure.Theseprovisionsarenotintendedtoprecludetransmissionof
controlorsignalinginformationortheuseofrepetitivecodesusedbycertaindigitaltechnologiestocomplete
frameorburstintervals.Applicantsshallincludeintheirapplicationforequipmentauthorizationadescription
ofhowthisrequirementismet.
DescriptiontomeetFCC15.407(c):
Datatransmissionisalwaysinitiatedbysoftware,whichisthenpasseddownthroughtheMAC,throughthe
digitalandanalogbaseband,andfinallytotheRFtransceiver.Severalspecialpackets(ACKs,CTS,PSPoll,etc)are
initiatedbytheMAC.ThesearetheonlywaysthedigitalbasebandportionwillturnontheRFtransmitter,
whichitthenturnsoffattheendofthepacket.Therefore,thetransmitterwillbeononlywhileoneofthe
aforementionedpacketsarebeingtransmitted.