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DP83822IF: DP83822IF's output

Part Number: DP83822IF

Please refer to Fig.1 ~ Fig3.

Fig.1 shows that it is accessed 100.5ms after reset release.

Fig.2 shows that the TD_P-TD_M signal is not output even if the TX_D0 signal is output when accessed 100.5ms after reset release. (In case of abnormality)

Fig.3 indicates that the TD_P-TD_M signal is output when the TX_D0 signal is output when accessed 10 seconds after reset release. (Normal)

Why is the TD_P-TD_M signal not output even though the TX_D0 signal is output when accessed 100.5ms after reset release?

The bootstrap settings are as follows.

Only COL is set to MODE3 (set to 100BASE-FX)

Set other defaults

24 # pin is not connected.