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Altera_Forum
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17 years ago

Dual port RAM in Quartus II 7.2, different behavior on ModelSim than Quartus simulato

I'm using the Quartus II template for a true Dual port RAM with single clock, when I simulate it in Quartus simulator the behavior is ok, and synthsised correctly to the memory bits in a Cyclone III ...
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Altera_Forum
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17 years ago

Do you have any nonclock inputs transitioning at the same time as the clock rising edge? There's no guarantee of the result for that case, and the two simulators might process the nonclock transitions and clock rising edge in a different order.