Timing & Constraints: Documentation
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This is the M1.4 Quickstart Guide. The Appendix will contain the M1
Constraints Guide
as well as other material for the interfaces. The M1 Constraints Guide
is the best place
for a new user to begin learning about timing constraints, since it provides
a quick overview
of the syntax and purpose of the most common constraints. See "Using Timing Constraints"
below for a more comprehensive discussion of constraints.
This is Chapter 4 of the Development System Reference Guide. This document
describes in
full detail the bulk of the Xilinx constraint syntax and how to apply it. It
does not include full
descriptions of all Xilinx constraints. Topics covered include TNMs,Timegroups,Timespecs,
PERIOD, TIG, OFFSET, and thru-points.
This is the Timing Analyzer Reference/User Guide. This document focuses on using
the
Timing Analyzer GUI, but it
also describes some of the path tracing behavior and the report
format.
This is Chapter 11 of the Development System Reference Guide. This document
describes
the "trce" program, as well as all the command line options that are available.
It also
describes the report format and the different types of reports that can be generated.
This is Chapter 12 of the Libraries Guide. This document gives the full
description and
complete syntax of all available Xilinx constraints, including placement constraints.
Topics
covered include UCF/PCF syntax, RLOCs and RPMs, and carry logic.
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