UCC

Arduino Modbus TCP slave relay timer for SCADA with EEPROM runtime storage and Ethernet watchdog.

W5500LinuxDriver

A Wake-on-LAN sender on the W6300-EVB-Pico (RP2040 + WIZnet W6300): a UDP Magic Packet over wired Ethernet powers on a PC remotely.

An STM32F407 and WIZnet W5500 UDP echo server on FreeRTOS, using the ioLibrary hardware sockets with interrupt-driven receive over SPI.

Controlling Jarolift(TM) TDEF shutters via ESP32 and CC1101 - MQTT - Home Assistant

MESHBULLET is a DIY Meshtastic node that gives a Pico 2 (RP2350) a wired Ethernet and PoE uplink with WIZnet wiz850io or W6100, in a 3D-printed tube.

A Zephyr example using nRF9151 cellular and W5500 wired Ethernet together, solving the offload vs native socket conflict with the Socket Dispatcher.

A tiny lighting bridge stacking a W5500 PoE base on an M5Stack Atom Lite to convert Art-Net and DMX512 both ways, powered over a single LAN cable.

https://github.com/JyunWei-Su/tasmota-waveshare-8di8ro

SmartGarden

This commercial MCU architecture uses WIZnet W5500 to implement multiple independent Ethernet communication channels over a single SPI-connected Ethernet contro

This commercial architecture explains how an MCU-based product can use WIZnet W5500 as a wired Ethernet controller with a hardwired TCP/IP stack.

This maker-oriented project explores using WIZnet W5500 not in its usual hardware-socket mode, but as a MAC/PHY-style Ethernet interface for LwIP running on a F

This robotics-focused ESP32 MicroPython project tests a WIZnet W5500 Ethernet module with a direct cable connection to a PC using static IP settings.

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