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Altera_Forum
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8 years ago

"Unknown Device" (DE0-nano) No USB connection

Hello everyone, I am using the DE0-nano development board from terasIC. It uses the Cyclone V with a dual-core ARM Cortex –A9 processor. For programming I use Quartus Prime 16.1.2 Lite Edition....
Altera_Forum's avatar
Altera_Forum
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8 years ago

I've not encountered such issue before, but perhaps you should contact Terasic (if your warranty is still valid) and discuss about potential RMA. Sounds like the built-in USB Blaster II chip (the one that interfaces with the programmer) may have issues. However, you can still use the HPS to program your FPGA - perhaps this could be still helpful in case you need to change different FPGA configuration files in the meantime.