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AR# 11639

3.1i CORE Generator - 8b/10b Decoder 2.0 - The "CODE_ERR" flag does not appear when invalid input codes are used

Description

Keywords: COREGen, 8b, 10b, decoder, code, error, code_err, flag

Urgency: Standard

General Description:
In the CORE Generator 8b/10b Decoder, the flag "CODE_ERR" does not occur for the following four invalid input codes:

10'h071 (0001110001)
10'h38d (1110001101)
10'h3ac (1110011100)
10'h05c (0001011100)

Solution

This problem has been fixed in 8b/10b Decoder v3_0. This core is available in the 4.1i IP update #1 (E_IP1)

For the latest IP updates, please visit the Xilinx IP center:
http://www.xilinx.com/ipcenter/coregen/updates.htm
AR# 11639
Date Created 05/18/2001
Last Updated 08/23/2002
Status Archive
Type General Article