The nRF21540 EK can be used for developing with the nRF21540 front-end module (FEM) and wireless Development Kit (DK)s. It can also be used for testing RF parameters of the nRF21540.
Hardware drawings nRF21540 EK hardware drawings show both sides of the PCA63550.
Block diagram
The block diagram shows the nRF21540 EK functional architecture.
Power supply
The nRF21540 EK has multiple power options.
nRF21540 Front-End Module
The nRF21540 is an RF front-end module (FEM) for Bluetooth®
LE, Bluetooth®
mesh, 2.4 GHz proprietary, Thread, and Zigbee range extension.
Connector interface Access to the nRF21540 control pins is available from connectors P7, P9, and P10.