Overview

Core52840 is a Bluetooth 5.0 module based on nRF52840, 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

Recommendation

You may also want an ST-LINK/V2 (mini) for easy programming / debugging, OR the evaluating / testing tool NRF52840 Eval Kit which integrates Core52840.