Overview

Core51822 (B) is a wireless module based on nRF51822 - the Multiprotocol Bluetooth® 4.0 low energy/2.4 GHz RF SoC designed for ULP (ultra low power) wirelesss applications.

Core51822 (B) Specifications

• Onboard chip: nRF51822
• Communication distance (open outdoor@1M data rate): 30m
• Frequency range: 2.4GHz
• Operating voltage: 2.0V ~ 3.6V
• Operating temperature: -40? ~ 85?
• Dimension (PCB): 17.0mm x 20.8mm
• Expansion pinheader: all the I/Os except P0.26 and P0.27
• Antenna: onboard antenna

nRF51822 Features

• 2.4 GHz multiprotocol RF transceiver
• ARM® Cortex™-M0 32 bit processor
• 128 bit AES HW encryption
• 256kB flash & 32kB RAM
• Programmable Peripheral Interconnect (PPI)
• Digital interfaces: SPI, I2C, UART
• 10 bit ADC
• Programmable output power: -20 to +4 dBm
• Independent application development and protocol stack
• Fully compatible with NRF24L series
• Pinout compatible with NRF51xxx series
• Global separate power management
• Operating voltage: 1.8 V ~ 3.6 V

Applications

• Wearable devices
• Bluetooth intelligent application
• Mobile phone accessories
• RFID labels
• Smart home appliances
• Industry control
• Data acquisition system

Revision History

• 2015.06, Core51822 (B) upgrades the onboard chip to Rev3, features 32kB RAM, supports higher version SDK, and all the demo codes are still compatible with the Rev2 ones.

Core51822 (B) Expansion Headers

Photos

Core51822 (B) Bluetooth 2.4G RF module

Core51822 (B) Bluetooth 2.4G RF module back view

Core51822 (B) Bluetooth 2.4G RF module

Core51822 (B) Bluetooth 2.4G RF module back view

Dimension

Compare

Core51822 VS Core51822 (B)

Development Resources

Wiki : www.waveshare.com/wiki/Core51822_(B)

Optional Items

• Recommended for debugging and programming : ARM DEBUGGER

Weight: 0.002 kg

1. Core51822 (B) x 1