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Altera_Forum's avatar
Altera_Forum
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19 years ago

Design consideration help - Memory tester

Hello, I was hoping you could just review my design plan and tell me any relavent tips or lessons learned you might have. My board will have on chip memory, SDRAM and Flash. I'd like to...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

Just testing the memory with your CPU's data master (what you're doing with your proposed test) is not good enough. The data master cannot read from the memory as quickly as the CPU's instruction master. A DMA will help you to truly "exercise" your memory's limits.

Take a look at what the Memory Test software example is doing. It already provides something along the lines of what you're trying to do...you may want to modify it to suit your needs, rather than starting from scratch.

Cheers,

- slacker