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Altera_Forum
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16 years ago

Signal Tap inverting the Bits

Hello All, I had added few signals to the signal tap ( Quartus II version 8.1, Signal tap version 8.1). The strange thing is that some of these signals which are active high in the design ( al...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Is it a bus you are looking at? One thing you might check on (and I admit this may sound silly) is the order that signaltap is displaying the signals in a bus. Sometimes it orders the signals in a bus reverse from what you might expect.

So if you are looking at a 2-bit bus and expecting to see "01" but are seeing "10", check to see if they're merely in the wrong order.

Jake