The description does not fit here, it is better to look at it at one of the links.
Translation into English was done via Google.
The most complete descripti

I will be glad to hear any of your comments on the project.

The chip is visible as a file on a USB flash drive
Recently, on the basis of a not very popular and very cheap MC, STC8H8K64U developed such a toy for simpler, more convenient, and cross-platform work with firmware, mainly for electronics repairmen and beginners.

The most complete description is on Vlab.su, but it’s better to look at everything.

Now I'm finishing the firmware, removing bugs, and thinking about new features.

The unusual thing is that the chip works as a simple file on a simple USB flash drive.

It supports changing the status of spi flashes by the user, and in general is a full-featured device (although at the time of writing this post in a state of beta and software finishing), and not just another DIY USB flash drive on....