Development Bundle consisting of an EK and DK, both with an RF front end module (FEM) for 2.4 GHz wireless range extension
Package content
1x nRF21540 DK, 1x nRF21540 EK1
nRF21540 EK
RF FEM Evaluation Kit for 2.4 GHz wireless range extension
Wireless protocol support - Bluetooth Low Energy/Bluetooth mesh/, 802.15.4/Thread/Zigbee/2.4 GHz proprietary
Antennas - 2 SMA antenna ports
Digital interfaces - SPI and I/Os
Power supply - 1.7 to 3.6 V
Power source - 1.7 to 3.6 V
nRF21540 DK
Wireless protocol support - Bluetooth Low Energy/Bluetooth mesh/, 802.15.4/Thread/Zigbee/2.4 GHz proprietary
Antennas - 2 chip antennas, 2 SWF antenna ports
Analog interfaces - ADC
Digital interfaces - USB 2.0, NFC-A Tag, UART, TWI, I2S, PDM, PWM, QDEC,SPI, I/Os
Power supply - 1.7 to 5.5 V
Power source - USB, external Li-Po battery (not included)
Debugger - SEGGER J-Link OB
Buttons - 4
LEDs - 4
RF FEM Development Kit for 2.4 GHz wireless range extension