# w5500
(datasheet)[https://docs.wiznet.io/pdf-viewer?file=%2Fassets%2Ffiles%2FW5500_ds_v110e-226ffec190c588b69f88d629789585e1.pdf]
(applaction sch)[https://docs.wiznet.io/pdf-viewer?file=%2Fassets%2Ffiles%2Fw5500_sch_v110_use_mag_-dfff8bbb103d13be4f25cd2b2f8b950d.pdf]

# poe app note
https://media.monolithicpower.com/mps_cms_document/2/0/2023-en-wechat-poe-power-supply-process-across-ieee-802.3afatbt-protocol_r1.0.pdf
https://www.ti.com/lit/an/slvaf59/slvaf59.pdf?ts=1786323456539

# poe controller
https://www.analog.com/media/en/technical-documentation/data-sheets/LT4295.pdf