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Altera_Forum's avatar
Altera_Forum
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11 years ago

USB Blaster II locks up after non-volatile key programming

Hi all, I am programming non-volatile design security key to Cyclone V using USB Blaster II. I am using Quartus 14.1 on Windows 7 64bit and USB Blaster II driver that comes with 14.1. I kn...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

FYI, Altera has been working on this problem for several weeks. If anyone else is facing the issue, please raise a support ticket so maybe they'll eventually fix it. I have also seen the USB Blaster II to go slow sometimes even without trying to program the key, this might be related.

Meanwhile I have been using the devcon.exe workaround, I was able to give Teststand enough privileges that it can use it automatically.