World 1 · Gate Fundamentals · 6 minNOR & XNOR
The other two inverted gates
Teaching this? Open projector mode
NOR = NOT-OR: outputs 1 only when all inputs are 0. Like NAND, NOR is also universal.
XNOR = NOT-XOR: outputs 1 when inputs are the same. It is a 1-bit equality detector.
Check yourself
XNOR is often called a … detector.
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