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Altera_Forum
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9 years ago

Detecting a tansition in a signal

Hi, This is my first post, hope I am doing things right I have come across a situation which completely challenges my understanding of how and when the evaluation of signals in a process takes p...
Altera_Forum's avatar
Altera_Forum
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9 years ago

Hi,

Thanks very much for your response. It was a typo on my side, I accidentally typed the "<=" when it was supposed to be just a "=', but I never noticed it, no matter how long I looked at my code.

The reason I am using 4 keys as a vector is that they appear like that on the DE2-115 board and I was using the standard assignment file which came with the board.

The KEY signals are electronically debounced on the DE2 board.

Thanks too for the reminder about NUMERIC_STD. Will always use that in future.

Regards Stephen