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qwitza's avatar
qwitza
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

Calculate skew timing with Cyclone V and ksz9031

hello, i have troubles with the ethernet bandwith and retransmissions (ack). after some diagnostic i think it is an timing issue. the wire length from the fpga -> knz9031 is: mil ...
Nurina's avatar
Nurina
Icon for Regular Contributor rankRegular Contributor
3 years ago

Hi,


As far as I know, connecting it to an oscilloscope would be easiest. The calculation could be quite difficult.

Let me get back to you on the calculation method.


Regards,

Nurina



qwitza's avatar
qwitza
Icon for Occasional Contributor rankOccasional Contributor
3 years ago

hi,

but it have to be possible to calculate the best timing,

or have i use really an oscilloscope for the timing?

our oscilloscope is too slow, for that speed