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AR# 12745

4.1i XST - The FSM "Flip-Flop Type" option does not work for T-type FFs

Description

Keywords: XST, 4.1i, FSM, Flip-Flop, FF, T-type, T, type

Urgency: Standard

General Description:
The XST constraint for FSM flip-flop extraction (fsm_fftype) does not work for the T selection in 4.1i. (Only D-type flip-flops are used for FSM implementation.)

Solution

Only D-type flips-flops are available for use in XST.
AR# 12745
Date Created 10/04/2001
Last Updated 08/06/2003
Status Archive
Type General Article