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Altera_Forum
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15 years ago

Streaming Latency

Hello, i am running a FFT and i want to do some calculations in the Avalon-ST chain (e.g. absolut spectrum). Therefore i have delayed the streaming control lines for that amount of clock cyc...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

please does anybody have an idea for the following behaviour?

as soon as i integrate e.g. a 2 clk cycle D-flip flop after the FFT-core to delay all data and control lines of the streaming interface (except fft sink ready) the data of the first packets are right but the later ones are shifted (inside the packet).