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Altera_Forum
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9 years ago

VHDL JK FlipFlop Error, Please help

Hello. As you can see in the figure 1, We can make a JK flipflop with 2 ANDs and 2 NORs and two internal signals. So I've written a very simple code in ModelSim to make and simulate a JK FlipF...
Altera_Forum's avatar
Altera_Forum
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9 years ago

Its not weird - you've written :

archtiecture arch of shJKFF is

instead of

architecture arch of testhsJKFF is

this means the architecture in the testbench overrides the one in the JKFF file, which will then call the instantiation recursively.