NRF51822 2.4G Wireless Module Wireless Communication Module Bluetooth module

Bluetooth 4.0 module based on nRF51822, small size, stable and reliable, can be directly applied to the product. ?parameters? Master chip: nRF51822 Communication distance: 30m (condition: open area / 1M rate) Working frequency band: 2.4GHz Operating voltage: 2.0V ~ 3.6V Temperature range: -40°C ~ 85°C Size: 24.5mm x 32.26mm (PCB) Interface: all I/O interfaces except P0.26 and P0.27 Needle spacing: 2.00mm Needle spacing on both sides: 18.00mm Antenna: Onboard Antenna ? Applications? Wearable device Bluetooth smart application Mobile phone peripherals RF Smart RF Tag Smart home appliances industrial control data collection system ?Introduction to nRF51822? The nRF51822 is a multi-protocol, single-chip solution for ultra-low power wireless applications (ULP wirelesss applications). It integrates Nordic's state-of-the-art wireless transmitters while supporting Bluetooth(R) low energy and a dedicated 2.4GHz protocol stack. The basic situation is: 2.4GHZ Multi-protocol Wireless RF 32-bit ARM Cortex M0 processor 128-bit AES hardware encryption processor 256kB flash / 32kB RAM Programmable peripheral interface PPI Full-featured digital interface: SPI / I2C / UART 10-bit ADC Programmable output power: +4dBm to -20dBm Application development and protocol stack completely independent Fully compatible with NRF24L series Compatible with NRF51xxx series pins Global Independent Power Management Operating voltage range (1.8 V ~ 3.6 V)