I wanted to update the firmware on a QIDI 3d printer – one of these printers came with older firmware that was missing a few functions.
Simplest way to get the firmware was by reading it out from another printer 🙂
Install AVRDudess if you like a GUI
Use these settings:
I also had to push the reset button on the mightyboard and then quickly press the “read” or “detect” button – after the startup sounds had played it would not accept input from Avrdude.
I am uploading the HEX file here for reference. This is from a QIDI mightyboard received March 2018. mightyboard-qidi