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W5500を使ってESP32でEthernet UDP通信する

Let's try UDP communication with ESP32 (Arduino core for the ESP32) using WIZnet's W5500.

scott

Published September 30, 2022

146 UCC

20 WCC

38 VAR

1 Followers

Original author: Hiko · JapanOriginal source (new tab)

W5500を使ってESP32でEthernet UDP通信する

Components

Hardware components
W5500

WIZnet - W5500

x 1

ESP32

Espressif - ESP32

x 1

WIZnet parts

Project description

1. Preparation Purchase W5500 on Aliexpress etc. 1pcs USR ES1 W5500 Chip New SPI LAN Ethernet Convert TCPIP Mod - AliExpress.com | Integrated Circuits - AliExpress very compact ESP32 uses ESP32-DevKitC. It can be purchased at Akizuki Denshi . akizukidenshi.com 2. Connection Connect the W5500 and ESP32 as follows. As for the 3.3V supply, the current consumption of the W5500 is large, so it is added externally instead of from the ESP32.' W5500 | WIZnet Co., Ltd. ESP32-DevKitC uses NCP1117 that can output 1A or more to the 3.3V regulator, so I think it can be driven even if it is directly…

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