Archive for Fault Coverage

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Last notes from DAC, then back to DFT (part 1)

Update: I could swear I published this article with a title, but then I noticed it coming up blank in my feed…
All along I’ve said that DAC’s not really my show, but it was more interesting this year, given the whole EDA Bloggers Birds of Feather deal. It inspired some good discussion, and [...]

Uhhh… What’s the Fault Coverage?

Way back in the dark ages, we’d hand craft test patterns for our circuits. We would brainstorm corner cases, and even after we were done, we’d cook up even more patterns to cover odd defects in chips returned from customers. Now, that was living!
Then the logic simulator came to be, and on [...]