Glossary

nRF21540 EK Hardware

The glossary contains terms and acronyms that are used in this document.

Development Kit (DK)

A hardware development platform used for application development.

DK

Evaluation Kit (EK)

A platform used to evaluate different development platforms.

EK

Electrostatic Discharge (ESD)

A sudden discharge of electric current between two electrically charged objects.

ESD

General-Purpose Input/Output (GPIO)

A digital signal pin that can be used as input, output, or both. It is uncommitted and can be controlled by the user at runtime.

GPIO

Printed Circuit Board (PCB)

A board that connects electronic components.

PCB

Root Mean Square (RMS)

An RMS meter calculates the equivalent Direct Current (DC) value of an Alternating Current (AC) waveform. A true RMS meter can accurately measure both pure waves and the more complex nonsinusoidal waves.

RMS

SubMiniature Version A (SMA)

A semi-precision coaxial RF connector for coaxial cables with a screw-type coupling mechanism.

SMA

System on Chip (SoC)

A microchip that integrates all the necessary electronic circuits and components of a computer or other electronic systems on a single integrated circuit.

SoC

Universal Serial Bus (USB)

An industry standard that establishes specifications for cables and connectors and protocols for connection, communication, and power supply between computers, peripheral devices, and other computers.

USB