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Altera_Forum
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15 years ago

writing/reading sram with cyclone3 in vhdl

Hey, i'm trying to write and read to/from the sram with a cyclone3 fpga on a NEEK. I wrote a little code to check if it's working, but it doesn't and i tried very much around but to no avail. The ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Yes the numbers are clock cycles. If you can, try to regroup the address signals together. Then you'll get a single line with the address in hexadecimal form. You can do the same thing with the data.

I think that you need to hold oen low for several cycles. The be_n* signals should also be low when you write. They are used to select which bytes to write in the 32-bit word.