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Altera_Forum
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10 years ago

Adder IP block with different bus widths

I'm porting a design from a Xilinx device to a Cyclone5 and am trying to find a comparable signed arithmetic IP blocks using varying width inputs and outputs. ALTERA_MULT_ADD works well for for...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

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PARALLEL_ADD looks like it only sums multiple values together (e.g. a+b+c+d...) and does not support signed values.

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1. it can subtract only one argument in your list it will be 'a'. by the way , subtraction sometimes is pure addition ;)

2. signed values supported.

let's try.