Answers Database


PROsim or ViewSim: Outputs of ROM primitives are 'x' (indeterminant state).


Record #1244

Product Family: Software

Product Line: ViewLogic

Product Part: viewsim

Product Version: 7.5

Problem Title:
PROsim or ViewSim: Outputs of ROM primitives are 'x' (indeterminant state).


Problem Description:
Outputs of ROM primitives are 'x',indicating an indeterminant state. This
may happen during functional or timing simulation.

Cause: The sequence in which the commands are entered either in the command
file OR at Viewsim prompt could be the cause of the problem.


Solution 1:

Resolution:
Make sure you enter the commands in the following order:

restart
execute FILE.xmm
h gsr
sim 100
l gsr


where FILE.xmm is the ROM data file.




End of Record #1244 - Last Modified: 10/25/96 15:52

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