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Altera_Forum's avatar
Altera_Forum
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12 years ago

FIR Compiler and FIR feedback filter.

Hello guys, Today I'm trying implementing a FIR feedback in my design with the FIR compiler megafunction. I've created 25 8-bit coefficients and imported them in the FIR compiler tool. ...
Altera_Forum's avatar
Altera_Forum
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12 years ago

try value of 10 only followed by zeros as above example then check how many zeros you get at output before 100 comes out. This way you rule out any scaling effect causing zeros at output. normally filters need registers at each mult and adders but for slow speeds one register might be enough