Overview
Core52840is a Bluetooth 5.0 module based onnRF52840, it is pretty small in size, yet still provides stable and reliable performance, can be directly integrated into kinds of products.
Core52840 Specifications

Onboard chip: nRF52840
Communication distance: 150m (open outdoor), 40m (indoor)
Data rate: 2Mbps, 1Mbps, 500kbps, 125kbps
Frequency range: 2.4GHz
Operating voltage: 2.0V ~ 3.6V (3.0V recommended)
Operating temperature: -40 ~ 85
Storage temperature: -55 ~ 125
Dimension: 18mm 13.5mm
Antenna: onboard antenna

nRF52840 Features
nRF52840 is an ultra-low power, flexible wireless system on chip (SoC), it is the ideal choice for short range wireless applications such as wearable devices, interactive entertainment devices, etc.

Bluetooth 5.0, IEEE 802.15.4-2006, multiprotocol 2.4 GHz transceiver
Compatible with nRF52, nRF51, nRF24L, and nRF24AP series
ARM Cortex-M4F 32-bit processor (with FPU, 64MHz)
1MB flash and 256kB RAM
48x GPIOs
2x two wire interface (I2C compatible)
1x I2S digital audio interface
12-bit / 200KSPS ADC
1x USB2.0
1x QSPI serial (32Mbps)
4x SPI main interfaces, 3x SPI slave interfaces
2x UART
4-ch PWM
1x SWD
Operating voltage: 1.7V~5.5V

Core52840 Applications

Wearable devices
Bluetooth intelligent application
Smart home appliances
Industrial IoT control
Interactive entertainment devices

Pinouts

Dimension

Development Resources
Wiki :www.waveshare.com/wiki/NRF52840_Eval_Kit
Package Content

Core52840 x1