3.2EMACControlModuleSoftwareResetRegister(CMSOFTRESET)
3.3EMACControlModuleEmulationControlRegister(CMEMCONTROL)
EMACControlModuleRegisters
Thesoftwareresetregister(CMSOFTRESET)isshowninFigure14anddescribedinTable11.
Figure14.EMACControlModuleSoftwareResetRegister(CMSOFTRESET)
3116
Reserved
R-0
1510
ReservedSOFTRESET
R-0R/W-0
LEGEND:R/W=Read/Write;R=Readonly;-n=valueafterreset
Table11.EMACControlModuleSoftwareResetRegister(CMSOFTRESET)FieldDescriptions
BitFieldValueDescription
31-1Reserved0Reserved
0SOFTRESETSoftwarereset.
0Noeffect.
1CausestheEMACcontrolmodulelogictobereset.Softwareresetoccursontheclockfollowingthe
registerbitwrite.
Theemulationcontrolregister(CMEMCONTROL)isshowninFigure15anddescribedinTable12.
Figure15.EMACControlModuleEmulationControlRegister(CMEMCONTROL)
3116
Reserved
R-0
15210
ReservedSOFTFREE
R-0R/W-0R/W-0
LEGEND:R/W=Read/Write;R=Readonly;-n=valueafterreset
Table12.EMACControlModuleEmulationControlRegister(CMEMCONTROL)
FieldDescriptions
BitFieldValueDescription
31-2Reserved0Reserved
1SOFTEmulationsoftbit.ThisbitisusedinconjunctionwithFREEbittodeterminetheemulationsuspend
mode.ThisbithasnoeffectifFREE=1.
0Softmodeisdisabled.EMACcontrolmodulestopsimmediatelyduringemulationhalt.
1Softmodeisenabled.Duringemulationhalt,EMACcontrolmodulestopsaftercompletionofcurrent
operation.
0FREEEmulationfreebit.ThisbitisusedinconjunctionwithSOFTbittodeterminetheemulationsuspend
mode.
0Free-runningmodeisdisabled.Duringemulationhalt,SOFTbitdeterminesoperationoftheEMAC
controlmodule.
1Free-runningmodeisenabled.Duringemulationhalt,theEMACcontrolmodulecontinuestooperate.
EthernetMediaAccessController(EMAC)/ManagementDataInput/Output(MDIO) 62SPRUEQ6–December2007
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