Logic Gates (AQA A-Level Computer Science): Flashcards
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10 cards from this deck
High voltage in logic gates represents
High voltage in logic gates represents
Binary 1 (true)
AND gate output is 1 when
AND gate output is 1 when
Both inputs are 1
OR gate output is 1 when
OR gate output is 1 when
At least one input is 1
NOT gate unique feature
NOT gate unique feature
Has only one input
NAND gate meaning
NAND gate meaning
NOT AND - opposite of AND gate
XOR gate output is 1 when
XOR gate output is 1 when
Inputs are different
Half adder adds
Half adder adds
Two single bits (A and B)
Half adder gate used for sum
Half adder gate used for sum
XOR gate
Full adder three inputs
Full adder three inputs
A, B, and Cin (carry in)
D-type flip-flop stores
D-type flip-flop stores
A single bit of information