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STM32H5-W6300 - Firmware OTA & WebServer

STM32H5-W6300 (Hygenis Board) Firmware OTA and Web Server Bootloader Project

TheoIm

Published August 28, 2026

Original author: baram · South KoreaOriginal source (new tab)

STM32H5-W6300 - Firmware OTA & WebServer

Components

Hardware components

WIZnet parts

Project description

Well-known WIZnet maker Baram (chcbaram) built a firmware update system using STM32H5 and W6300 that goes beyond a simple OTA example. The full source is published at github.com/chcbaram/stm32h5-w6300, split into firmware/stm32h5-boot (the bootloader that applies images and rolls them back), firmware/stm32h5-fw (the application, with its Ethernet, CLI and HID/CDC/TCP command channels) and web/ (the browser-side updater). The main idea is not just “download firmware over Ethernet.” Instead, the user can update firmware through several different paths, including: UF2 USB CDC WebHID TCP HTTP…

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