![]() Today, therefore, let’s look at several basic solutions to solving Some special engineering to be done properly. Therefore, can cause your logic to do some very unpredictable and (apparently)Ĭan take place any time a signal crosses from one clock domain to another. May be read by some of your logic as a zero, and by other parts of your logic Then enters a state which is neither zero nor one, neither high nor low. ![]() This is the nature of an unpredictable problem such as Then, to add insult, when you get the hardware back to examine, it works again. Only to have that (now) disgruntled customer tell you it doesn’t work. ![]() ![]() You mightĭeliver to a customer a design that passes all of your internal tests, Work perfectly for months, and then have a fatal flaw. It is hard to see when desk-checking a design, it doesn’t show upĬan’t solve it, and timing analysis often just gets in the way of dealing ![]()
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