WIZnet Makers: projects, products and contests built with WIZnet Ethernet

Reverse-engineered BLE bridge: an ESP32-S3 reads pool pH and sets salt production on Sterilor XP units, and a W5500 sends it to Home Assistant over Ethernet.

Gatekeeper

ESP32 PoE Home Assistant Speaker

Building the Client Controller for Access Control

Amiga Zorro-II Bus Cards using nothing but an RPi Pico to interact with the bus

Rack Fan Module & Controll System

STM32F407 gateway using WIZnet W5500 for Modbus-to-MQTT monitoring, offline data buffering, OTA rollback, and automatic 4G failover.

EnergyMe Home Pro: An Ethernet-First Smart Energy Monitor Built with ESP32-S3 and W5500

OpenVela board-level adaptation for the SomatoSync motion synchronization system

Industrial Modbus gateway: STM32F103 + FreeRTOS firmware (Modbus RTU<->TCP, W5500, OTA with dual-partition bootloader) and a Linux host

Modular RP2350 live-sound controller with W5500 Ethernet, motorized faders and display modules, built to prototype the Virgil audio-control protocol.

ESP32-S3 network diagnostics device: W5500 SPI Ethernet with DHCP/static IP, ping and subnet scan, plus Wi-Fi and BLE scanning on an ILI9341 UI.

Based on openvela and GigaDevice GD32F470V-START (onboard chip GD32F407VKT6, a new chip not fully supported by Openvela's official support), it is an intelligen

Unified Arduino drivers for CAN, CAN FD, RS-485, Modbus and W5500 Ethernet, with diagnostics, DHCP, sockets and portable no-heap design.

TinyDesk draws a windowed desktop from an ESP32 into a serial terminal, with Wi-Fi, optional W6100 Ethernet, RS-485, and MQTT/Modbus apps.

LuckFox-PicoMini-ParkingVision is a distributed smart-parking system that combines LuckFox Pico Mini RV1103 edge-AI boards with ESP32-S3

ezDV: How Soldering a W5500 onto a Wi-Fi FreeDV Device Added Wired Ethernet Without Touching the Radio Code

Summary Power Manifold is a six-port managed USB-C Power Delivery supply built around an RP2350 , independent charger blades, and a WIZnet W6100

A W55MH32L-EVB paints 772-byte RGB frames streamed over UDP onto an 8x32 WS2812B matrix, counting dropped frames on an OLED instead of hiding them.

A resource-constrained microcontroller can use the WIZnet W5500 for wired TCP/IP communication while keeping sensitive records encrypted in external storage.

Apollo Automation's $34.99 CAST-1 turns powered speakers into Music Assistant players; an optional W5500 HAT moves the stream to Ethernet with Wi-Fi fallback.

TALLY-NODE connects video switchers through W5500 Ethernet, then sends camera tally states to LoRa receivers. The paid kit is available by inquiry.

Umezawa HT1040-U01 combines H8/3069, W5100 Ethernet and VNC2 USB hosting in a PC/104 industrial board for custom logging and I/O systems.

CO16 links 16 analog inputs, four multiplexed PT100 probes and relay control to Home Assistant through W5500 Ethernet and configurable firmware.

EA7HG VRANDRO adds Android control to an antenna rotator with a Mega Pro, W5100 Ethernet and relay board. The manual also supports W5500.

SLZB-Ultima connects dual smart-home radios through W5500 Ethernet, with distinct SLZB-OS and ESPHome setup paths and optional PoE expansion.

Bluetooth Proxy Gateway

The MAXI Automation, which is designed for needs such as 0-10V I/Os, is now available as a MAXI Power Automation variant with 5x 16-amp relays.

The NORVI ESP32 cellular IoT controller is designed for remote industrial monitoring, control, telemetry and data acquisition over 2G GSM or 4G LTE.

LIN to USB adapter offers a cost-effective solution for connecting a LIN bus to your PC via USB.

Our USB to CAN converter is an ideal solution for connecting any CAN bus to your PC via the USB port!

Our CAN Telematics Gateway is advanced version of CAN bus gateway device that bridges the gap between vehicle systems and advanced telematics platforms.

SLB-EXT: Why a Closed-Loop CNC Controller Moved Its Drivers Off the Board but Kept W5500 Ethernet

An Isolated Thermocouple Reader

O-Nexus NetManager

Rently's UL294 access panel for rental communities combines Wi-Fi, LTE-M, and BLE with a WIZnet W5500 that gives it a wired 10/100 Ethernet path to the cloud.

Lavritech develops controllers and a software platform for monitoring and automating engineering systems, covering applications and equipment integration.

Introducting our flagship controller Called an UltraConnect Engine

Multi-domain Operations Human-Robot Teaming Sandbox (MDO-HuRT-S). This repository is to document the autonomous robot setup for use in the MDO-HuRT-S.

Your Apple II has come a long way: accelerators, storage by the gigabyte, RAM disks, and sharp modern video. The one thing none of it can fix is the modern web,

ESPHome Integration Guide for WIZnet Ethernet (LwIP & TOE)

Use the W5500's Hardwired TCP/IP (TOE) from MicroPython on the ESP32-W5500-Dev-V1: flash the prebuilt firmware, bring the interface up, and verify all 16 exampl

This guide walks through flashing MicroPython onto an ESP32-W5500-Dev-V1 board and verifying Ethernet functionality end to end, starting from a blank board.

MQTT over WIZnet Ethernet with automatic Wi-Fi failover, on ESP-IDF.

WebSocket on a WIZnet ESP SoM. TCP runs on the Ethernet chip, not the MCU. Same firmware on W5500 or W6300 - one menuconfig switch, no porting.

Modbus TCP slave plus a live web dashboard on a WIZnet ESP SoM. Change the IP from the browser. Same firmware on W5500 or W6300, one menuconfig switch.

One ESP32-S3 streams the same camera over Ethernet (hardware TCP/IP) and Wi-Fi at once. Pull the cable and the surviving link gets 3x faster. Here is why.

And your app needs no OTA code of its own. The update logic lives in a partition that is never overwritten.

WSM Component Configuration Guide (Complete in 10 Minutes)

This article is the 16th part of the WIZnet W55RP20 chip MicroPython tutorial series, written based on the latest official firmware.

This is the 15th article in the WIZnet W55RP20 chip MicroPython tutorial series, based on the latest official firmware.

This is the 14th article in the WIZnet W55RP20 chip MicroPython tutorial series, based on the latest official firmware

This article is Part 13 of the WIZnet W55RP20 chip MicroPython tutorial series. It is written based on the latest official firmware;

This article is Part 12 of the WIZnet W55RP20 chip MicroPython tutorial series. It is written based on the latest official firmware;

This article is the 11th part of the WIZnet W55RP20 chip MicroPython tutorial series, written based on the latest official firmware.

This article is the 10th part of the WIZnet W55RP20 chip MicroPython tutorial series, written based on the latest official firmware.

This article is the 9th part of the WIZnet W55RP20 chip MicroPython tutorial series, written based on the latest official firmware.

This is the 8th tutorial in the WIZnet W55RP20 MicroPython series, written based on the latest official firmware.

This is Part 7 of the WIZnet W55RP20 MicroPython tutorial series, written based on the latest official firmware

This article is Part 6 of the WIZnet W55RP20 MicroPython tutorial series, written based on the latest official firmware.