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Altera_Forum
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11 years ago

Altmult_add and Almult_accum dsp ip cores blocks

Hello. Using Quartus II 10.1 with Stratix IV GX. I'm trying to use and make with the Megawizard, DSP block that can be an adder, subtractor, multiplier for two inputs of 18bit, and also I...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

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you are right. 4 mults + adder needs half dsp block. So I only have to guess it could be your mode is not just that of 4 mult/add as you have accumulator. I am not sure about these blocks configurations exactly.

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Thank you.

I'll try to find out the reason..

Lior.