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Ethernet History: Innovation Legend at Xerox PARC

This text introduces Ethernet's PARC origin, speed‑upgrade evolution and basic protocol features.


ruilixin6

Published August 22, 2026

Ethernet History: Innovation Legend at Xerox PARC

Project description

【Preliminary Note】The original hardware example in this article was written based on the RP2040. The actual hardware used in this hands-on demonstration features the W55RP20 as the main controller chip. The circuit logic and UF2 flashing operation principles are universally applicable, with only the main controller model differing. The original chip model mentioned in the circuit descriptions below is provided for reference purposes only. History of Ethernet Ethernet was created in the early 1970s at Xerox Palo Alto Research Center (PARC) by a team including David Boggs and Robert Metcalfe…

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