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Altera_Forum's avatar
Altera_Forum
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12 years ago

principle of acquisition f=10MHz signal with nios software

Hi, i'm working on nios and i would like to acquire a signal that f=10MHz. I've a clock turning on 100MHz. I've tried many ways such as getting signal from main function. But the frequency th...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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When u say acquire a signal: are u talking about make a/d conversions and stores in ram? Or simply measure its frequency?

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Thanks for your reply.

The received data (10MHZ) must be stored to sdram. It's a 8 bit dac. I read about dma to store directly to the ram without passing through the nios processor. But i couldn' t found any example to apply it.