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Altera_Forum's avatar
Altera_Forum
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11 years ago

can I turn off the auto-refresh in the DDR2 controller with ALTMENPHY

Hi all, I am working on a video frame buffer which is using the cyclone 4E FPGA and the altera megafunction DDR2 SDRAM controller with ALTMENPHY. I am dealing with the streaming video data, thus...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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Did you read the user manual? I think you'll set USER_REFRESH_EN to true and never request a refresh.

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yes I have tryed that. but it makes no difference.