AR# 8670

4.1i Constraints Editor - The SLEW options for Virtex-II do not work

描述

Urgency: Hot

General Description:

In Constraints Editor, I try to place a slew rate constraint on an I/O; however, the resulting constraint uses the old version of this constraint rather than the new one. How can I fix this?

解决方案

To work around this problem, modify the UCF manually as follows:

NET "my_net" SLEW=FAST;

AR# 8670
日期 01/18/2010
状态 Archive
Type 综合文章