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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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I want to have the ability to have in it Saturation and Rounding which I can turn on or off in live..

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For the given functionality, switch it from being "Enabled" to "Variable" and the input ports will be created.

e.g. for ALTMULT_ACCUM Saturation, go to the Saturation tab in the wizard, change "Should saturation operation be performed at the output adder(s)?" from "Enabled" to "Variable".

Then click the "More options.." button right below that to possibly configure additional settings for that port.