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The Many Flavors Of UPF: Which Is Right For Your Design?


Energy efficient electronic systems require sophisticated power management architectures that present difficult low-power verification challenges. Accellera introduced the Unified Power Format (UPF) standard in 2007 to help engineers deal with these complex issues. To keep pace with the growing complexity of low-power designs, the UPF standard has itself continued to evolve through the relea... » read more

The Trouble With Semantics


Semantics are important. They tell us what something means. Without semantics you just have a jumble of syntax. The better defined the semantics are, the less likely something is to be mis-interpreted because they can be more rigidly analyzed. The semantics of the English language are not very well defined, which is why it is impossible to write a specification where everyone agrees upon wha... » read more