UCC

A hardware wiring guide for connecting a WIZnet W5500 Ethernet module to Sega Dreamcast through the serial interface.

[Digi-Key Follow me Issue 4] Basic Task 1: Complete the initialization of the main control

Electronic Load Teardown

Expansion board for Raspberry Pi ZERO

A comprehensive Arduino firmware for the Waveshare ESP32-S3-POE-ETH-8DI-8RO board with support for Ethernet, WiFi, and Access Point modes, featuring automatic f

A Stratum 1 NTP server running on an ESP32 with a NEO-6M GPS module and a W5500 Ethernet adapter. Time is disciplined by the GPS PPS (Pulse Per Second) signal f

Interface for controlling DMX devices via WiFi or Ethernet.

Networking a Z80 Without a TCP/IP Stack — CP/NET Meets the W5500's Hardwired TCP/IP

A three-tier hardware system for live court-side score tracking on tennis and padel courts.

RP2040 + W5500 OPC UA server using FreeRTOS, ioLibrary, MQTT, DHCP, and open62541 — demonstrating Industrial IoT connectivity on a resource-constrained MCU.

STM32F411 + W5500 IO controller running MQTT, REST API, Modbus TCP, and a web dashboard on FreeRTOS via Mongoose — all in one open-source firmware.

https://github.com/TeeJaa1989/stm32g431_nucleo

StamPLC × Home Assistant: Industrial Automation Integration Completed with W5500 PoE

A dual-port IIoT gateway using SP2302's built-in Ethernet for cloud and WIZ850io W5500 via SPI for isolated Modbus field device communication.

RFNETHM

wifipineapplepager-payloads

atostat

MattzoControllers is an open-source ESP32 train automation platform linking LEGO BLE trains to Rocrail via MQTT, with W5500 Ethernet support.

Aurora Smart Home is a Claude Code plugin that generates and validates Home Assistant, ESPHome, and IoT project workflows.

esphome-smartevse-sensorbox-linky

BetterFrame ioBOX: A PoE-Powered ESP32-S3 + WIZnet W5500 IO Controller for Smart Display Systems

esphome-tailscale

P1P2Serial library and P1P2Monitor program for low-level reading and writing Daikin/Rotex P1/P2 bus (based on Japanese Home Bus System), likely also for DIII-NE

O sistema disponibiliza uma página web local para visualizar temperatura, umidade e controlar um LED. Também possui uma rota em JSON que pode ser consumida por