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Participant
Participant
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Registered: ‎02-08-2016

How to use DSP48E2 as comparator?

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How do I use the DSP48E2 primitive to work as a 48-bit comparator? I couldn't find anything in the datasheet.

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Teacher
Teacher
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Registered: ‎07-09-2009

top of head

 

can you subtract one from other, 

 

and use the top bit, to detect negative or positive answer ?

<== If this was helpful, please feel free to give Kudos, and close if it answers your question ==>

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Teacher
Teacher
899 Views
Registered: ‎07-09-2009

top of head

 

can you subtract one from other, 

 

and use the top bit, to detect negative or positive answer ?

<== If this was helpful, please feel free to give Kudos, and close if it answers your question ==>

View solution in original post