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AR# 25488

LogiCORE Tri-Mode Ethernet MAC v3.4 - Release Notes and Known Issues for 9.2i IP Update 1 (9.2i_IP1)


This Answer Record contains the Release Notes for the LogiCORE Tri-Mode Ethernet MAC v3.4 Core, which was released in 9.2i IP Update 1, and includes the following: 


- New Features  

- Bug Fixes 

- Known Issues  


For installation instructions and design tools requirements, see (Xilinx Answer 25222).


New Features 


- Support added for ISE 9.2i. 


- Virtex-4 and Virtex-5 devices: reworked the GMII and TBI input delays to improve jitter performance. Fixed-mode IODELAYs are now instantiated on both the data and clock inputs. Users should specify the values of the delays in the UCF file. 


- Updated The Address Filter defaults to prevent the passing of all-zero addresses. 


Bug Fixes 


- Added IOSTANDARD constraint to reset in Example Design. 


Known Issues 


- When using the Example Design Local Link RX FIFO, incorrect data can be read when toggling rd_dst_rdy_n. For more information and a way to work around this issue, see (Xilinx Answer 29660)


- The example design ucf is missing a period constraint on the rx clock. For more information, see (Xilinx Answer 29935).

AR# 25488
Date 05/22/2014
Status Archive
Type General Article
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