Digital Electronics

Decimal Number

A base-10 number system that uses the digits 0-9.

Binary Code

A base-2 number system that uses two digits, 0 and 1.

Byte

A binary number 8 bits long.

Gate

A device with multiple inputs and one output.

Flow Chart

A graphical representation of a system in which symbols are used to represent operations and lines and arrows represent relationships between components.

NAND Gate

A logic circuit whose output is 0 when all inputs are 1.

NOR Gate

A logic circuit whose output is 0 when at least one output is 1.

AND Gate

A logic circuit whose output is 1 when all inputs are 1.

OR Gate

A logic circuit whose output is 1 when at least one input is 1.

XOR Gate

A logic circuit whose output is 1 when one input is 1, but not both.

Inverter

A logic gate, also known as NOT, that changes its input logic level to the opposite state.

Digital

A representation of a physical quantity by a series of binary numbers.

Truth Table

A table listing all possible inputs to a circuit and the corresponding outputs.

ASCII

American Standard Code for Information Exchange. A 7-bit code for representing alphanumeric and control characters.

Logic Gate

An electronic system that performs a logical operation on an input signal.

Bit

One single unit of a byte.