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MV's avatar
MV
Icon for Occasional Contributor rankOccasional Contributor
7 years ago

USB Blaster disappearing - No Hardware (W7-64, Quartus Lite 18.1)

After using USB Blaster for over a decade I started having issues since I installed Intel Quartus Lite 18.1 on Windows 7-64 system. I can configure USB_Blaster hardware in Programmer, program my JTA...
MV's avatar
MV
Icon for Occasional Contributor rankOccasional Contributor
7 years ago

I can narrow down the search:

  • Yes, there is another FTDI device attached to the USB. (FT231XS).
  • The USB_Blaster seems to be happy until I open VCOM port through TeraTerm.

Still suspect there is a bug at the USB Blaster driver / service rather thanwilling to blame it on TeraTerm (opening Windows service).

Anyone offering a clue how to make everyone on the USB bus happy?

Thanks - Martin