RadiSys ATCA-5400 RTM Spezifikationen PDF herunterladen (Seite 29)

Rear transition module (RTM) interface

TheCPMincludesthestandardZone3backplaneinterfacetoprovideconnectivitytoan

optionalRTM,suchastheATCA‐5400.Thisinterfaceconsistsoftwoconnectors:J30for

commonandmaintenancesignals,andJ31forSerDes(serialization/deserialization

connectivity).Fordetails,refertoZone3J30connectorpinoutandZone3J31connector

pinoutonpage 146.

TheelectricalconnectionsbetweentheCPMandtheassociatedRTMinclude:

•Switched+12Vpower,underthecontroloftheIPMC

•Switched+3.3VIPMCpower,underthecontroloftheIPMC

•I

CmanagementbusfromtheIPMC

•Hotswapcontrolsignals

•OneJTAGboundaryscaninterface

•Switchoversignals

•RTMlinksignals

•Serialport

•I

Cmanagementbus,connectedtoI/OControllerHubSMBus

•TwoSerial‐Attached‐SCSI(SAS)channels

•Two1‐GbEthernetinterfacesfromtheCPMfront/rearEthernetcontroller,supporting

SerDesorSGMII

•TwoI

Cinterfacesfromthefront/rearEthernetcontrollerforSGMIImodesupport

•Four1‐GbinterfacesfromtheAMCbay,supportingSerDesorSGMII

•OneI

CportfromtheAMCbaytoprovideSFPandLEDcontrolfunctions

•OneSATAportfromtheI/OControllerHub(ICH10R)

•RTM_RESET#signalusedtocoldresetICsontheRTM

•Twox4PCIExpressgeneration2portsfromtheIntel5520I/OHub(36D)

TheRTMEthernetportsaredisabledwhen

thefront‐panelEthernetportsareinuse.Refer

toConfiguringthefrontorrearEthernetportsonpage 75formoreinformation.

AcurrentlimitswitchcontrolstheamountofcurrentthattheRTMcandraw.Referto

Powerconsumptiononpage 94formoreinformation.

Other physical interfaces

ForinformationabouttheDDR3DIMMinterface,refertoSupportedDIMMcombinations

onpage 17andtoDDR3SDRAMonpage 34.

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RadiSys ATCA-5400 RTM Spezifikationen Seite 29