TimeQuest_User_Guide

lc1234

ction 1: Getting Started  

3 E$ \2 s" e2 C& n3 S/ b          This first section is meant to get a user up and running as quickly as possible.  It touches  
4 h6 a- M1 ]' W) S' L  qon multiple topics that are detailed later, and is meant for application and a quick understanding.   
That being said, I think all users should look through this section and make sure they understand  
it.  
9 a3 p9 a" _9 g& ~$ B          The last portion of Getting Started covers analyzing results, which is an integral part of  
entering constraints.  One can't enter core timing or I/O constraints without being able to read the  
: |: G: j2 O: [# eanalysis reports, so it is recommended to read that section in conjunction with the information at  
+ G) l. |: K6 t3 \0 [the beginning.   
# U" F. d8 J* U- W: ~5 |- C, x
; }$ V& C, c9 H: lQuartus Setup  
1 U7 T# Z' [8 M8 U- |+ X. C) D          Within Quartus, there are a number of quick steps for setting up your design with  
TimeQuest.  These are accessed through the pull-down menu Assignments -> Settings:  
# \) m. O0 Z6 n" p
) ?# J" N$ p. ~/ W. h- M

8 U6 {; P7 Y( J1)  Along the left panel, select Timing Analysis Settings and select the "Use TimeQuest…" radio  
/ q' |" ?" `  k( ibutton.  The Classic Timing Analyzer is the old timing analysis engine, which is not  
7 ~$ ]: f  h3 L2 hrecommended for any new designs or architectures, and will eventually become obsolete.   

2)  Select TimeQuest Timing Analyzer in the left panel.  The screenshot should look like below,  
4 h! y1 R- R0 y4 ]4 U2 W8 S' [1 Q2 {, b# Wwhereby the user can add a new SDC file.  SDC stands for Synopsys Design Constraint, which is  
. U. E+ P8 K0 b& Hthe format TimeQuest uses, along with many other tools.  If no .sdc file exists, we will create it  
in the next section.  Note that SDC files are analyzed in the order listed, top to bottom.  


! n$ k3 L3 U, f