Wiznet makers

A developer in the ESP32 community has opened a feature request on Espressif's official esp-eth-drivers repository asking for Dual SPI / Quad SPI (QSPI) Etherne

In a robot system where multiple control boards share a CAN-FD bus, this board lets you update every board's firmware over a single network link. The entire wir

Capability-based, trust-nothing OS architecture on a W65C816S CPU card + ECP5 FPGA fabric. W5500 handles netboot/NTP during Rev A bring-up.

A from-scratch software EtherCAT slave running on an ESP32-WROOM-32 with a WIZnet W5500 Ethernet controller over SPI.

Marstek Modbus Companion

An high-performance, cost-effective, and native drop-in replacement for the legendary Teensy 3.2 and Teensy 4.1 controllers in Virtual Pinball (vPin) cabi

Open-source software-defined lighting controller using ESP32 + WIZnet W5500. Offline-first, MQTT-native with Home Assistant auto-discovery.

I built a portable ARP tester to instantly verify LAN connectivity on-site without needing a PC.

W5500-EVB-PICO2 enables Fuzix on RP2350 with integrated Ethernet hardware, eliminating external W5500 wiring.

ESP32로 유선 이더넷과 PoE 완벽 마스터하기

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

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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