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Altera_Forum's avatar
Altera_Forum
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18 years ago

USB Blaster driver conflict with other FTDI kit

Hi, I am using a USB blaster (Terasic) and on the same system I need to use two Asix Presto programmers that use the same FTDI device and (apparently) drivers. The Presto devices load up and...
Altera_Forum's avatar
Altera_Forum
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12 years ago

Really appreciated the post Stefaan as I am looking at it 5 years later, we are at Quartus 13.0 today and this still happens. The driver .sys name is now different (usbblstr.sys) but problem persists, I think it has to do with FTDI driver wants to occupy USB-0, so when USB-Blaster (or II) become USB-1, the conflict is no longer there.