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The AND gate gives a high output (1) only if all its inputs are high. A dot (.) is used to show the AND operation i.e. A.B.
inverted version of the input . It is also known as an inverter.
The outputs of all NOR gates are low if any of the inputs are high.
The symbol is an OR gate with a small circle on the output.
does the opposite to the EOR gate (EXOR). It will give a low output if either, but not both, of its two inputs are high. The symbol is an EXNOR gate with a small circle on the output.
binary to denary
for example
11001 into denary is 25
1 + 8 +16
These are the 16 hexadecimal digits :
0 1 2 3 4 5 6 7 8 9 A B C D E F.
B4 (hex) to Denary (example)
11 and 4
