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Altera_Forum
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14 years ago

Gate level Simulation passes but design fails on target borad

Hello, I am implementing a filter (2nd order) in Quartus Stratix II device running at 500KHz. I simulated the design using ModelSim. My Target hardware consists of stratix II device. Input...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I entered:

a =

[1.000000000000000, -1.997332269893000, 0.997489979153000]

b =

[0.998870490619300, -1.997332269893000, 0.998619488534700]

and I got -12dB attenuation at .002 of 100000 = 200Hz

-12dB means A is lowered to .25