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Altera_Forum's avatar
Altera_Forum
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14 years ago

How to use an EPCS Flash

Hallo together, I'm actually trying to save data from NIOS II into an EPCS64 device. My system contains an EPCS controller. But now the confusion is complete, there are so many files for usin...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

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id=0xff is definitely an error, since this means the data rx line is stuck to high level, namely the undriven state or, equivalent, the epcs_controller rx register contains invalid data.

Then read and write operations will probably not work.

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I agree with you...

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"small driver" feature has been selected, or if fast simulation has been requested

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Sim already posted that small driver are selected but he enabled ALT_USE_EPCS_FLASH; from an image he posted yesterday correct epcs init function is enabled.