NRF51822 Bluetooth Module for Wireless Communications. Bluetooth Low Energy 4.0 (BLE).
The nRF51822 is built around a 32-bit ARM® Cortex™ M0 CPU with 256kB/128kB flash + 32kB/16kB RAM for improved application performance.
The embedded 2.4GHz transceiver supports both Bluetooth LE and the Nordic Gazell 2.4 GHz protocol stack which is on air compatible with the nRF24L series products from Nordic Semiconductor.
Operating voltage: 1.8 V ~ 3.6 V
2.4 GHz multiprotocol RF transceiver
128 bit AES HW encryption
256kB flash & 16kB RAM
Programmable Peripheral Interconnect (PPI)
Digital interfaces: SPI, I2C, UART
10 bit ADC
Bluetooth Low Energy 4.0 (BLE)
Smart home appliances
Bluetooth intelligent application
Mobile phone accessories
Data acquisition system