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Altera_Forum
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14 years ago

Parallel Flash memory access failed

Hello, I am designing a simple system with a 4CE40 and a Spansion flash memory (S29GL512 : 64MB in 16bits organisation). But when I make a "hello world" software, it fails at "checking" step. H...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Ok, I understand.

I just tried to add embeded RAM memory in SOPC.

The pb is the same...

I compared my design with a tutorial issued from DE1 Altera dev board. They use a 8bit data bus for their flash memory. But the components used in both SOPC designs are likely the same : NIOSII/e, tristated bridge, flash memory interface. But the flash interface versions looks different ...

Can't CFI module program an external // flash memory ?? Do I need to use another specific tool to download my program in the flash device ?

Thank you for your help !