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Altera_Forum's avatar
Altera_Forum
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21 years ago

SDRAM does not retain data

I have a custom board with an altera EP1C12, a flash memory and a MT48LC4M32B2 SDRAM memory. Timings I set in SOPC builder are the default timings for this part. When I set the value 0x00000000 ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
21 years ago

In my opinion, it's very strange.

But in your code you write a value to an arbitrary address of SDRAM, not dedicated to your variable...<div class='quotetop'>QUOTE </div>

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sdram[43235]=0x00000000;[/b]

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I think u can try to allocate statically or dinamically some memory space for your variable.