SzymonGk

> > Thank you @Bytedecode72 for the update. Report back when it will work (or not). > > i will do just waiting on the components now all sourc ...

I do not think that GD32F105RBT6 is compatible substitution for STM32F105RBT6. I soldered IC to the board and programmed with hex flie provided for STM32F105RBT6 (FlashFloppy), unfortunately device does not...

It works, I also had a problem with making it work. I did global erase (not sure if really needed). First you have to download "stalkb-bootloader.hex", after that "stm32f401-usb-keyboard-amiga.hex". Jumper...