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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

confusion of lpm_rom

Hi everyone! I've created a project to test test lpm module. The simulation seems strange to me. The output of the lpm_rom has one clock period delay. For example, address 00 has content of "AEF...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

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I believe your ROM module is registering both "addr" and "dout".

Thus, you get that delay.

--- Quote End ---

yes, you're right! Just double checked the lpm_rom, I've enabled register q' output!