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AR# 50642

MIG Virtex-6 and Spartan-6 v3.92 - Release Notes and Known Issues for ISE Design Suite 14.3


This Release Notes and Known Issues answer record is for the Memory Interface (MIG) v3.92 release in the ISE Design Suite 14.3 and contains the following information:

  • General Information
  • Software Requirements
  • New Features
  • Resolved Issues
  • Known Issues

For installation instructions, general CORE Generator known issues, and design tools requirements, see the Release Notes Guide.


General Information

The MIG Virtex-6 and Spartan-6 v3.92 products are available through ISE Design Suite 14.3. 

For a list of supported memory interfaces and frequencies for the Spartan-6 FPGA Memory Controller Block (MCB), see the following user guides:

For a list of supported memory interfaces and frequencies for Virtex-6 FPGA, see the following documentation:
For general design and troubleshooting information on MIG, see the Xilinx MIG Solution Center (Xilinx Answer 34243).

Software Requirements

New Features

  • ISE Design Suite 14.3 support

Resolved Issues
(Xilinx Answer 50615) MIG Spartan-6 v3.91 LPDDR: Incorrect termination upon reset
(Xilinx Answer 38731) MIG v3.5-v3.91, Virtex-6 DDR3 - Simulation - 'SKIP' Calibration Causes Errors in the Example Design
(Xilinx Answer 39423) MIG v3.6-v3.91 Virtex-6 DDR2/DDR3/QDRII+ - The VRN/VRP pins were occupied by controller I/Os which require another bank for DCI Cascade
(Xilinx Answer 50676) MIG v3.91 Virtex-6 DDR3/DDR2 - design fails when "Add I/O Buffers" option is used in XST
(Xilinx Answer 57343) MIG Spartan-6 DDR3 - UG416 lists the incorrect Reset Polarity for AXI MCB interface
(Xilinx Answer 57344) MIG Spartan-6 MCB - UG388 missing information on the EDK clock "ui_clk "
(Xilinx Answer 57359) MIG Virtex-6 DDR3 - Generating a MIG DDR3 core targeting a single rank x8 RDIMM results in two sets of incorrectly generated CS and ODT signals

Known Issues
(Xilinx Answer 63262) MIG Virtex-6 v3.92 DDR3 - SODIMM MT4JSF12864HZ-1G4 uses incorrect timing parameter values
(Xilinx Answer 54378) MIG Virtex-6 v3.92 QDRII+ - faulty DRC error during custom pinout validation
(Xilinx Answer 53701) MIG Virtex-6 DDR2 - Incorrect advancement of CS in 64-bits or wider component designs using less than five CK clocks
(Xilinx Answer 45740) MIG Spartan-6 MCB DDR2 - Example Design (Traffic Generator) exhibits data errors when using 6 ports or 4 ports
(Xilinx Answer 52177) MIG Virtex-6 v3.92 DDR3 - example design may fail timing when using the VHDL generated design
(Xilinx Answer 55538) MIG Virtex-6 - QDRII+ dbg_rd_stage1_cal connections incorrect in UG406
(Xilinx Answer 33613)
MIG Virtex-6 DDR2 - Design incorrectly assigns app_wdf_mask (user interface data mask) to 0 preventing the ability to mask data

Revision History
09/04/2013 - Added 57359
04/17/2013 - Added 55538
02/21/2013 - Added 54378
01/08/2013 - Added 53701
10/02/2014 - Added 33613
01/08/2015 - Added 63262

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AR# 50642
Date Created 07/11/2012
Last Updated 01/16/2015
Status Active
Type Release Notes
  • Virtex-6
  • Spartan-6
  • MIG Virtex-6 and Spartan-6