Matches in DBpedia 2015-10 for { ?s ?p "In digital logic, a don't-care term for a function is an input-sequence (a series of bits) that is known never to occur. The designer of a logic circuit to implement the function need not care about such inputs, but can choose the circuit's output arbitrarily, usually such that the simplest circuit results (minimization).Examples of don't-care terms are the binary values 1010 through 1111 (10 through 15 in decimal) for a function that takes a binary-coded decimal (BCD) value, because a BCD value never takes on such values (so called pseudo-tetrades); in the pictures, the circuit computing the lower left bar of a 7-segment display can be minimized to a b + a c + a d by an appropriate choice of circuit outputs for dcba=1010...1111.Don't-care terms are important to consider in minimizing logic circuit design, using Karnaugh maps and the Quine–McCluskey algorithm.Don't care optimization can also be used in the development of highly size-optimized assembly or machine code taking advantage of side effects."@en }
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- Dont-care_term abstract "In digital logic, a don't-care term for a function is an input-sequence (a series of bits) that is known never to occur. The designer of a logic circuit to implement the function need not care about such inputs, but can choose the circuit's output arbitrarily, usually such that the simplest circuit results (minimization).Examples of don't-care terms are the binary values 1010 through 1111 (10 through 15 in decimal) for a function that takes a binary-coded decimal (BCD) value, because a BCD value never takes on such values (so called pseudo-tetrades); in the pictures, the circuit computing the lower left bar of a 7-segment display can be minimized to a b + a c + a d by an appropriate choice of circuit outputs for dcba=1010...1111.Don't-care terms are important to consider in minimizing logic circuit design, using Karnaugh maps and the Quine–McCluskey algorithm.Don't care optimization can also be used in the development of highly size-optimized assembly or machine code taking advantage of side effects.".