Wiznet makers

nRF Connect SDK

Verilog/SystemVerilog FPGA firewall on DE1-SoC + W5500 MACRAW. Parses IPv4/TCP/UDP, applies 4-rule engine, inline two-W5500 forwarding verified with SHA-256 fil

ESP32 + W5500 MACRAW in Rust. smoltcp builds raw ARP frames sent over Ethernet, verified by Wireshark. First step toward a dual-W5500 network loop detector.

Failed To Build The Hex File For Ethernet (W5500 controller) connection

This article explains how embedded systems use the WIZnet W5500 Ethernet controller to communicate with MQTT-based IoT cloud platforms.

This article explains how an embedded system integrates W5500 Ethernet with an MCU and external smart module to communicate with an MQTT IoT cloud.

Bruce Firmware uses ESP32-S3 and WIZnet W5500 for wired Ethernet security tests, including DHCP, ARP scanning, SSH, and port scanning on wired LANs.

https://github.com/AkifAkar/wheel_controller_pid_roboclaw

rp2350B-industrial-pcb

Hunet sensor monitoring

Firmware that bridges Ethernet and WiFi AP at Layer 2, keeping clients on one subnet without NAT or routing.

EthernetEspAT maps Arduino Ethernet API to ESP AT, enabling WIZ850io/W5500 wired HTTPS for small Arduino boards.

An IoT lifeline system monitors PPE connection, user position, shock absorber status, and safety alerts through sensors, gateways, cloud software, and reports.

A scalable epidemiological platform that goes beyond analysis, integrating WIZnet-based IoT data collection for real-time infectious disease response.

This article explains how the WIZnet W5500 manages TCP data transmission at the buffer and register level.

This article explains the complete end-to-end communication workflow of a W5500-based embedded system in industrial IoT environments.

This article explains how the WIZnet W5500 manages TCP socket lifecycle in embedded systems.

This article explains how the W5500 Ethernet controller is controlled at the driver level using SPI communication and register access.

This article explains how DNS resolution works in W5500-based embedded systems.

This article explains how to perform network bring-up using the WIZnet W5500 Ethernet controller with both DHCP and static IP configurations.

MIRAGE uses WIZ850io(W5500) to send stratospheric methane data from ESP32-C5 to ground via UDP.

In this tutorial, we will integrate the Mongoose networking library with the W5500 SPI-to-Ethernet module on an STM32F446RE microcontroller. This is useful beca

An Industrial IoT multi-channel actuator control system designed for 12V environments, integrating ESP32 with W5500 Ethernet PHY and efficient DC-DC power conve

STM32 TCP client that fetches live weather data from Open-Meteo API using W5500 Ethernet. Displays temperature, wind, and location on 16x2 LCD with button contr