Forum Discussion

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

FFT v7.2 - lack of true burst capability

It seems like FFT version 7.2 does not have implement a true "burst." When the core receives the first frame, sink_ready still stays high. In fact sink_ready does not go low until the core rec...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

It seems like the latency is about 3.5 frames worth (from input to output). However, another way (probably a much better way) to build the state machine is to keep track of the source_eop signal. Upon receiving source_eop, then start inputting the next frame (in the following cycle). I have tested it out in Matlab (using the embedded MATLAB blocks).