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Altera_Forum's avatar
Altera_Forum
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21 years ago

New version of NiosII Flash Programmer

Hello, I'm reading the manual for the Nios II Flash Programmer User Guide, but it appears to not cover my software? On page 18, figure 1-3 shows options for "Program flash memory with softwa...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

> Unrecognized EPCS device ID: -1

-1 ... 0xff ? ... it might be time to pull out the scope to check

your chip select, clock & data signals ... sounds like the data

line could be stuck.

Or you might want to try accessing the epcs device directly via

asmi using xxxBlaster if you have a header available -- just to

confirm your copper.

If you're using u-boot, you can enable epcs support, download

it via jtag & use the epcs commands to test.

Regards,

--Scott