Wiznet makers

The source article demonstrates the intended structure of STM32F4 + WIZnet W6100 IPv6/UDP communication, but its code is explicitly presented as an example fram

Five: Modbus TCP, S7, PROFINET DCP, OPC UA and EtherNet/IP. This ESP32-S3 firmware runs the W5500 in promiscuous mode to read Layer 2 frames.

In this open KiCad gateway an ADIN1110 holds the 10BASE-T1L pair and a W5500 carries it onto standard Ethernet, both on one ESP32-S3 over separate SPI buses.

ULSTU put a W5500 on the ESP32 board of its Ackermann teaching robot, so a Jetson AGX Xavier sends JSON-RPC drive commands and reads IMU data over wired UDP.

The source project demonstrates an STM32H750 communicating with a WIZnet W5500 through SPI, using DHCP and a TCP server while comparing polling and SPI+DMA tran

Industrial 3-phase motors often fail unexpectedly due to worn bearings, unbalanced phases, or bent shafts, causing massive factory downtime

This project combines classic RF design with modern digital signal processing to create a compact HF QRP transceiver platform covering the amateur HF bands.

No Wi-Fi in the Shed, Two Months Without a Reset — A Solis Inverter Modbus-to-MQTT Bridge Built on ATmega32U4 and W5500

pedalboard audio midi processor open hardware

Hardware design for the EveningStar ESP32-based Morningstar MeterBus interface.

This project makes it possible to read information from Panasonic Aquarea heat pump and report the data either to an MQTT server or as JSON format over HTTP.

Send an image to a 2.13-inch e-paper panel with a single command line. An

DCENT_ExpansionPack

Build wired‑Ethernet XiaoZhi AI chatbot on W55MH32 using MicroPython, covering hardware wiring, software deployment and web‑side configuration.

Run filesystem on AT24C256 EEPROM under MicroPython, treat EEPROM just like SD card for file operations.

SD‑card hardware, protocol, driver and filesystem mounting.

Practical tutorial for MicroPython custom block‑device and FAT filesystem

Hands‑on tutorial to implement uLogLite lightweight logger for MicroPython, covering log level, log rotation, filter, formatter, thread‑safety and exception

Practical MicroPython file read‑write demo for Pico on‑chip temperature logging

Full analysis of MicroPython file‑system‑related software interfaces including os module, vfs virtual file‑system module and vfs.AbstractBlockDev abstract block

Beginner‑friendly complete guide covering MicroPython memory layout, Flash/SRAM partitions, VFS, block‑devices, FAT and LittleFS underlying working principles

In‑depth introduction to RP2040 underlying memory architecture including ROM, multi‑bank SRAM, XIP external Flash and address‑mapping mechanism

Essential embedded knowledge covering MCU main‑memory, external‑memory and address‑space system

RP2040 scatter‑gather data aggregation implementation based on MicroPython DMA hardware chained‑trigger mechanism