This development board is equipped with an onboard battery holder, allowing you to power your project with ease. It also offers multiple power supply options for added flexibility. The board features accessible IOs that make expansion and customization simple. Additionally, it integrates CP2102 for easy debugging.
The board includes LEDs and user keys for added functionality, and it is compatible with other official boards, making it easy to use in conjunction with other hardware. Its compact size makes it convenient for use in a variety of projects.

BLE400 Features

Onboard battery holder, multi power supplies are available

All the IOs are accessible for easy expansion

Integrates CP2102 for debugging

LEDs and user keys, compatible with other official boards, easy to use

Package Content

BLE400 x 1

Core51822 x 1

USB type A to Mini-B cable x 1

Downloads
Development resources: demo codes, schematic, datasheets, etc.
Wiki: www.waveshare.com/wiki/NRF51822_Eval_Kit
What’s on the BLE400

Wireless module connector: for easily connecting modules like Core51822
MCU pins expansion connector
I2C interface
SPI interface
5V/3.3V power input/output: usually used as power output, also common-grounding with other user board
USB connector: USB TO UART via onboard convertor CP2102
Debugging interface
UART interface
Battery holder
User LEDs
User keys
Reset button
CP2102
USB TO UART jumper
LEDs & Keys jumper

BLE400 Dimension

Core51822 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 degree ~ 85 degree
Dimension (PCB): 24.5mm x 32.26mm
Expansion pinheader: all the I/Os except P0.26 and P0.27
Pinheader pitch: 2.00mm
Spacing between pinheaders on the left side and the right side: 18.00mm
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

Core51822 Expansion Headers