Chapter 18

NGDAnno

This program is compatible with the following families.

• XC3000A/L
  
  
• XC3100A/L
  
  
• XC4000E/L
  
  
• XC4000EX/XL/XV/XLA
  
  
• XC5200
  
  
• Spartan
  
  
• Spartan2
  
  
• SpartanXL
  
  
• Virtex
  
  

This chapter describes the NGDAnno program. The chapter contains the following sections.

• “Back-Annotation”
  
  
• “NGDAnno”
  
  
• “NGDAnno Syntax”
  
  
• “NGDAnno Files”
  
  
• “NGDAnno Options”
  
  
• “Dedicated Global Signals in Back-Annotation Simulation”
  
  
• “Hierarchy Changes in Annotated Designs”
  
  
• “Guaranteed Setup and Hold Check”