Xilinx Solution Center for XST
The XST (Xilinx Synthesis Technology) Solution Center is available to address all questions related to XST. Whether you are starting a new design with XST or troubleshooting a problem, use the XST Solution Center to guide you to the right information.
Actions
Design Assistant
Solution Center for XST - Design Assistant
The Design Assistant walks you through the recommended design flow for XST while debugging commonly encountered issues such as inference issues, syntax issues, or common errors. The Design Assistant not only provides useful coding and troubleshoot information, but also points you to the exact documentation you need to read to help you design efficiently with XST.
NOTE: This answer record is part of the Xilinx Solution Center for XST (Xilinx Answer 38927). The Xilinx Solution Center for XST is available to address all questions related to XST. Whether you are starting a new design or troubleshooting a problem, use the Solution Center for XST to guide you to the right information.
The Design Assistant for XST has the following major categories:
For help debugging coding issues, see (Xilinx Answer 39469).
This section helps you with coding inference, instantiation, and performance considerations.
For help resolving XST errors, see (Xilinx Answer 39137).
This section shows you how to debug common XST errors.
For help applying XST Option/Constraints/Attributes, see (Xilinx Answer 39749).
This section shows different methods for applying constraints to a design.
Documentation
Solution Center for XST - Documentation
This article includes links to documentation for XST.
NOTE: This answer record is part of the Xilinx Solution Center for XST (Xilinx Answer 38927). The Xilinx Solution Center for XST is available to address all questions related to XST. Whether you are starting a new design or troubleshooting a problem, use the Solution Center for XST to guide you to the right information.
User Guides
UG627 - XST User Guide
UG687 - XST User Guide for Virtex-6 and Spartan-6
Design Guide
UG626 - Synthesis and Simulation Design Guide
Libraries Guides
UG623 - Virtex-6 Libraries Guide for HDL Designs
UG615 - Spartan-6 Libraries Guide for HDL Designs
UG621 - Virtex-5 Libraries Guide for HDL Designs
UG613 - Spartan-3A and Spartan-3A DSP Libraries Guide for HDL Designs
UG617 - Spartan-3E Libraries Guide for HDL Designs
UG607 - Spartan-3 Libraries Guide for HDL Designs
UG619 - Virtex-4 Libraries Guide for HDL Designs
UG606 - CPLD Libraries Guide
White Papers
WP309 - Targeting and Retargeting Guide for Spartan-6 FPGAs
WP272 - Get Smart About Reset: Think Local, Not Global
Top Issues
Known Issues for XST
This answer record provides a lists of the known issue of XST for the appropriate version of XST.
NOTE: This answer record is part of the Xilinx Solution Center for XST (Xilinx Answer 38927). The Xilinx Solution Center for XST is available to address all questions related to XST. Whether you are starting a new design or troubleshooting a problem, use the Solution Center for XST to guide you to the right information.
Please see (Xilinx Answer 40959) for the list of known issue in 13.1 XST