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Honored Contributor
Honored Contributorhelp on SDRAM
Hello. I have a big problem with my board. My board has a EP1CQ240C6, one flash Intel E28F128, one SDRAM MT48LC4M32, one EPCS4 and a LAN91C111. The CPu clock is 50 MHz. I have made a...
Altera_ForumHonored Contributor
Honored ContributorHi sol,
I think that your problem is not the frequency of the clock to SDRAM but the phase shift between this clock and the processor clock: u must set a phase shift between these clocks, we used 3.5 ns in a EP1C20 board. I think u could realize it in VHDL...
