Jan 18, 2021 #1 D david_art_fong Newbie Joined Apr 16, 2009 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,303 Hi, I ran dft_drc -coverage to check estimated fault coverage. but got this violation warning : no scan DFF i_xyz disturbed during time 45 of shift procedure (S19-1). how to fix this violation as the DFF is a custom cell with an enable but no scan equivalent cell for auto fix replacement ? should I add a gate to disable enable during scan enable ?
Hi, I ran dft_drc -coverage to check estimated fault coverage. but got this violation warning : no scan DFF i_xyz disturbed during time 45 of shift procedure (S19-1). how to fix this violation as the DFF is a custom cell with an enable but no scan equivalent cell for auto fix replacement ? should I add a gate to disable enable during scan enable ?