SNLA411 October 2022 DP83TC812R-Q1 , DP83TC812S-Q1 , DP83TC813R-Q1 , DP83TC813S-Q1
The PHY transitions to normal state (or standby state) from the sleep state upon reception of valid local wake pulse or WUP. After the transition to normal state, it is expected to program the initialization settings again to achieve a valid link-up.