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Reconfigurable logical circuit

  • US 8,390,321 B2
  • Filed: 02/19/2010
  • Issued: 03/05/2013
  • Est. Priority Date: 03/18/2009
  • Status: Active Grant
First Claim
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1. A reconfigurable logic circuit comprising a plurality of logic blocks that include a full adder, two preposition logics that perform a plurality of logic operations according to configuration data, and an extended logic block that can perform the logic operation of one or more kinds, whereinoutputs of the two preposition logics are respectively connected to two argument inputs of the full adder, anda carry output of the full adder is connected to the extended logic block, one selected from a plurality of signals including a fixed logic value according to the configuration data is input to a carry input of the full adder, and an extended logic block of a subsequent logic block generates an output signal according to an output of the extended logic block.

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