Datasheet

570
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
37.5.25 User Input/Output Register
Register Name: EMAC_USRIO
Access Type: Read-write
•RMII
When set, this bit enables the RMII operation mode. When reset, it selects the MII mode.
•CLKEN
When set, this bit enables the transceiver input clock.
Setting this bit to 0 reduces power consumption when the treasurer is not used.
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
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76543210
––––––CLKENRMII