Lessons from the school of hardware knocks

摘要

The thing that all chip designers fear is the $50m paperweight. everything looks good before the design heads off to the fab plant. But they have forgotten to test something important and the chip, when it comes back, barely flickers when the first volts are applied. not only have the designers blown millions of dollars on the mask used to define the features that form the circuits, they have almost instantly pushed the project six months (or more) late.