> For the complete documentation index, see [llms.txt](https://wiki.blynk.su/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.blynk.su/blynk-legacy.md).

# Blynk legacy

- [Вступление](https://wiki.blynk.su/blynk-legacy/vstuplenie.md)
- [Начало работы](https://wiki.blynk.su/blynk-legacy/nachalo-raboty.md)
- [Режим OTA](https://wiki.blynk.su/blynk-legacy/rezhim-ota.md): Режим OTA (Over-the-Air - Обновление по воздуху)