phy_rst_n - 3.0 English

AXI Ethernet Lite MAC LogiCORE IP Product Guide (PG135)

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3.0 English

Many PHY devices require that they be held in reset for some period after the power-up sequence. The phy_rst_n signal is an active-Low reset that is tied directly to the AXI reset signal ( s_axi_aresetn ). This output signal can be connected to the active-Low reset input of a PHY device.