5.3TransmitTeardownRegister(TXTEARDOWN)
EthernetMediaAccessController(EMAC)Registers
Thetransmitteardownregister(TXTEARDOWN)isshowninFigure43anddescribedinTable42.
Figure43.TransmitTeardownRegister(TXTEARDOWN)
3116
Reserved
R-0
15320
ReservedTXTDNCH
R-0R/W-0
LEGEND:R=Readonly;R/W=Read/Write;-n=valueafterreset
Table42.TransmitTeardownRegister(TXTEARDOWN)FieldDescriptions
BitFieldValueDescription
31-3Reserved0Reserved
2-0TXTDNCH0-7hTransmitteardownchannel.Thetransmitchannelteardowniscommandedbywritingtheencoded
valueofthetransmitchanneltobetorndown.Theteardownregisterisreadas0.
0Teardowntransmitchannel0
1hTeardowntransmitchannel1
2hTeardowntransmitchannel2
3hTeardowntransmitchannel3
4hTeardowntransmitchannel4
5hTeardowntransmitchannel5
6hTeardowntransmitchannel6
7hTeardowntransmitchannel7
88EthernetMediaAccessController(EMAC)/ManagementDataInput/Output(MDIO)SPRUEQ6–December2007
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