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3.13ReceiveAddressMapSize3Register(RAMS3)
3.14ReceiveAddressMapOffset3Register(RAMO3)
VLYNQPortRegisters
Thereceiveaddressmapsize3register(RAMS3)isusedtoidentifytheintendeddestinationofinbound
serialpackets.TheRAMS3isshowninFigure21anddescribedinTable18.
Figure21.ReceiveAddressMapSize3Register(RAMS3)
31210
RXADRSIZE3Reserved
R/W-0R-0
LEGEND:R/W=Read/Write;R=Readonly;-n=valueafterreset
Table18.ReceiveAddressMapSize3Register(RAMS3)FieldDescriptions
BitFieldValueDescription
31-2RXADRSIZE30-3FFFFFFFhTheRXADRSIZE3fieldisusedtodetermineifreceivepacketsaredestinedforthethirdof
fourmappedaddressregions.RXADRSIZE3iscomparedwiththeaddresscontainedinthe
receivepacket.IfthereceivepacketaddressislessthanthevalueinRXADRSIZE3,the
packetaddressisaddedtothereceiveaddressmapoffset3register(RAMO3)toobtainthe
translatedaddress.
1-0Reserved0Reserved.Alwaysreadas0.Writeshavenoeffect.
Thereceiveaddressmapoffset3register(RAMO3)isusedwiththereceiveaddressmapsize3register
(RAMS3)totranslatereceivepacketaddressestolocaldeviceconfigurationbusaddresses.TheRAMO3
isshowninFigure22anddescribedinTable19.
Figure22.ReceiveAddressMapOffset3Register(RAMO3)
31210
RXADROFFSET3Reserved
R/W-0R-0
LEGEND:R/W=Read/Write;R=Readonly;-n=valueafterreset
Table19.ReceiveAddressMapOffset3Register(RAMO3)FieldDescriptions
BitFieldValueDescription
31-2RXADROFFSET30-3FFFFFFFhTheRXADROFFSET3fieldisusedwiththereceiveaddressmapsize3register(RAMS3)
todeterminethetranslatedaddressforserialdata.Ifthereceivepacketaddressisless
thanthevalueinRAMS3,thepacketaddressisaddedtothecontentsofthisregisterto
obtainthetranslatedaddress.
1-0Reserved0Reserved.Alwaysreadas0.Writeshavenoeffect.
SPRU938B–September2007VLYNQPort35
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