7 Serial Interfaces
7.1 USB Interface
CSR8615 QFN has a full-speed (12Mbps) USB interface for communicating with other compatible digital devices.
The USB interface on CSR8615 QFN acts as a USB peripheral, responding to requests from a master host controller.
CSR8615 QFN contains internal USB termination resistors and requires no external resistor matching.
7.2 UART Interface UwCcimCUAsosSwSSSummBRRBlwwtuimâ– â– â– â– â– â– â– â– p88e.Dslut66llutielseap11naxbsnl55ieifPPUEUâ– â– â– â– â– â– BmUIs.cindengoxaQQaoolSSSgdaortenreetrtwwg,erdBBBFFictidnrdtCe.sseeetGSWSPRneNNgrertsFewcorrsciaeeuIyePlcbunreaOowonshhiddlrlsisaatescerubkmrubsahamiiipTuenlsspthasecmiimpasrhnedmidattdpPoeagttdnplrraigoneeeoobovadiinresIaseoUbbtOgnrdrsnrletudrurUute,aaruuheiiSieetlsnsogBsdmdttsetteSsm7idiiBiipgnneooeunooolsraiBo.utnoetn1ntsf,nnphsfnfVwgedeaoodrnp.scebtesduocetcrBffiherdeeoouooramtmiAhUeioUsdicnrnjosrrPasoatpnateunpadiatSilhsahnSUcfmhptlrdein,ileiiiniesvcr,nognlSavesindKieledreancfitnheoantBvnd-neesrtfaacwpslBndiiuscot,atroyclntmaoufdaaTnlilfwndneanufoudogwdulkcosrdscadnehahreSeaaetleadelrietiruoyltownscNocerdeoochPssweihndhorsowsoreiIUid-spenituaOntdtnthn,epeemgoAbaplsceosoa.ocrBulpiopRtsinoomdttnnhwsonucau-twTeidte-esinrrfesrectprit-ieptgsabrRshhgpweuoS,eeutesaroedSswtiaptacrorhsurwhecia2keeiddtanepfeeodeet3icrwelcipeemoUr2itaivaflanhdanyimipSctpmrctedi,eepcaoaPreBowo.rUoltnbnsdIifcfictOlBnohaadSooeocaafnictawcscBiomtdntLge,etoi:hmadtoouRir.ecltntn,cycirhpoasrnetainayanleenpncvitltacrtiittrlCiio-onu-sorfonlpautounehiMdnevtorcpldssaeoionseOiodi,rssvpnpigenoavopirgeodUis2dinsnntorpeifcS.,aoagorw0tsCrcinBtyriotiSbehS(aoo,tnUeelVpanRlSsasssSerBaei8elg:tmc.sBUl6aepiePfpP1nStivcccSel5dC2etuaimmv.KrQdBt0mrieooebeeFtSennbyesnrNciapsuu,trtshoceasgs1c,arkpcv.eoi6csnnTiaeenfh,igiinhascflat2aidemnhagr0bgdetuUil1foiernoBtAe3nhgrflR)erut,ohieTnesmitsufiosnfpeouhtpectsthttorppsfreaa:t/onnsc/fedd
PSKEY_UART_RX_PIO PIO[0] (default) or PIO[14]
PSKEY_UART_TX_PIO PIO[1] (default) or PIO[15]
PSKEY_UART_RTS_PIO PIO[8] (default) or PIO[16]
PSKEY_UART_CTS_PIO PIO[9] (default) or PIO[17]
Table 7.1: PS Keys for UART/PIO Multiplexing
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