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EthWiFiManager

EthWiFiManager enables Ethernet-first connectivity on ESP32, with automatic Wi-Fi fallback to maintain stable network access in industrial environments.

Aimee0

Published February 27, 2026

120 UCC

25 WCC

29 VAR

Original author: gmag11Original source (new tab)

EthWiFiManager

Components

Hardware components
W5500

WIZnet - W5500

x 1

WIZnet parts

Project description

Image generated by ChatGPT (OpenAI) ๐Ÿ“Œ Overview EthWiFiManager๋Š” ESP32์—์„œ โ€œ์œ ์„ (SPI Ethernet) ์šฐ์„  + Wi-Fi ์ž๋™ ํด๋ฐฑ(fallback)โ€ ์—ฐ๊ฒฐ ์ •์ฑ…์„ ์ œ๊ณตํ•˜๋Š” ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ์ž…๋‹ˆ๋‹ค. ์ฆ‰, ํ‰์†Œ์—๋Š” W5500 ๊ฐ™์€ SPI ์ด๋”๋„ท์„ ์ฃผ ์—ฐ๊ฒฐ๋กœ ์“ฐ๊ณ , ์ผ€์ด๋ธ” ๋‹จ์„ /์Šค์œ„์น˜ ์žฅ์•  ๋“ฑ์œผ๋กœ ์œ ์„ ์ด ๋ถˆ์•ˆ์ •ํ•ด์ง€๋ฉด Wi-Fi๋กœ ์ž๋™ ์ „ํ™˜ํ•˜๋Š” ๋ฐฉ์‹์ž…๋‹ˆ๋‹ค. ๐Ÿ“Œ Features ์œ ์„  ์šฐ์„  + Wi-Fi ํด๋ฐฑ(Combined mode): ๊ธฐ๋ณธ์€ ์ด๋”๋„ท์„ ์šฐ์„  ์‚ฌ์šฉํ•˜๊ณ  ์žฅ์•  ์‹œ Wi-Fi๋กœ ์ž๋™ ์ „ํ™˜ํ•ฉ๋‹ˆ๋‹ค. Wi-Fi Only ๋ชจ๋“œ ์ง€์›: ์„ค์ •์œผ๋กœ ์ด๋”๋„ท์„ ๋น„ํ™œ์„ฑํ™”ํ•˜๊ณ  Wi-Fi๋งŒ ์‚ฌ์šฉ ๊ฐ€๋Šฅํ•ฉ๋‹ˆ๋‹ค. DHCP ๊ธฐ๋ณธ ์ง€์›(์œ ์„ /๋ฌด์„  ๋ชจ๋‘): ํ˜„์žฅ ์„ค์น˜ ์‹œ ๋„คํŠธ์›Œํฌ ์„ค์ • ๋ถ€๋‹ด์„ ์ค„์ž…๋‹ˆ๋‹ค. ์œ ์„ /๋ฌด์„  ๊ฐ๊ฐ Static IP ์˜ต์…˜ ์ œ๊ณต: ๊ณ ์ • IP๊ฐ€ ํ•„์š”ํ•œ ์„ค๋น„๋ง(OT๋ง)์—์„œ๋„ ์ ์šฉ ์—ฌ์ง€๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. WiFi์™€ ์œ ์‚ฌํ•œ ๋‹จ์ˆœ API: begin(), status(), localIP() ๋“ฑ ์ตœ์†Œ ํ•™์Šต์œผ๋กœ ์ ์šฉ ๊ฐ€๋Šฅํ•œ ํ˜•ํƒœ์ž…๋‹ˆ๋‹ค. AP Router ๋ชจ๋“œ ์ง€์› (์˜ต์…˜ ๊ธฐ๋Šฅ) : ์กฐ๊ฑด๋ถ€ ์ปดํŒŒ์ผ ์‹œ ESP32๊ฐ€ Wi-Fi AP๋ฅผโ€ฆ

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