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Cmd_McBragg's avatar
Cmd_McBragg
Icon for New Contributor rankNew Contributor
2 years ago

How to Change USB-Blaster II Port number - Cable name

I am a newbie with Altera and Quartus, so my questions and terminology may not be phrased correctly. Nevertheless, here are my questions. How is the Hardware Port number assigned within Quartus? C...
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_AK6DN_'s avatar
_AK6DN_
Icon for Frequent Contributor rankFrequent Contributor
2 years ago

I believe the info is stored in the Windows Registry (on Windows, on Linux IDK).

In my registry I see:

And I have two USB Blaster devices on my system (a TerASIC blaster clone and a DE1 development board).

As expected, the blasters are indexed by their USB 'Device ID' value (ie, VID/PID string values).

I have no idea if you can play with the index values (0, 1) and rename those to (3, 4, etc).

Cmd_McBragg's avatar
Cmd_McBragg
Icon for New Contributor rankNew Contributor
2 years ago

_AK6DN_,

Thank you for your quick reply. Your comments and the screenshot are very helpful in my search! I'm using Windows 11 and will try to view my Registry for device details. Again, thank you!!