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Altera_Forum's avatar
Altera_Forum
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12 years ago

problem (?) using shared variables

Hi, I need your kind opinion. Please, anyone explain me why the following code is not running. VHDL code (sel-explainable) ------------------------------------------------------ en...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Im sure I answered this the other day, with the exact same code.

Anyway, its because there are no 'events on variables, and signals need a 'event to update outside a process. Hence they are loaded with the initial value of the shared variables and are never updated again.

Solution - never use shared variables.