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Altera_Forum's avatar
Altera_Forum
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8 years ago

NIOS can not boot from EPCS ?!!!

Hi guys , im trying to make the NIOS II boot from the same EPCS where the configuration is stored. Im using Quartus 13 and it has only the legacy serial flash controller. The documentation says t...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

I can see the FPGA configuration working , as I see LEDs turned on , but the NIOS application is not running.

I'm using Cyclone III (EP3C16G240) .

One thing I noticed during Quartus compilation is a warning that the external flash memory pins (used as general IOs) are stuck to Vcc or Gnd .

Could that be the problem ? How while they are connected to the EPCS serial flash controller?

I hope there is some clear demo for this , as I can not find one.