[SI-LIST] Bit pattern for high speed serial link simulation
- From: "Perry Qu" <perry.qu@xxxxxxxxxxx>
- To: "si-list" <si-list@xxxxxxxxxxxxx>
- Date: Mon, 28 Nov 2005 15:21:32 -0500
Hi,
What will be a realistic bit pattern to use for simulation of a serial link
(3Gbps) with 8B/10B encoding ? Right now I used PRBS7 pattern but I'm not
sure whether it captured the worst case pattern compared to reality, where
the live data traffic is a lot more random. 8B/10B has a run length of 5 but
if it's fed with say a PRBS31 bit stream, will I get more spectrum peaks
than just a pure PRBS7 pattern without encoding which repeat itself every
127 bits ?
Thanks
Perry
=======================================
Perry Qu
Design & Qualification, Alcatel Canada
600 March Road, Ottawa ON, K2K 2E6
DID: 613-7846720 Fax: 613-5993642
Email: perry.qu@xxxxxxxxxxx
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