Waveshare Core51822 (B) nRF51822 BLE 4.0 Wireless Module
The Waveshare Core51822 (B) is a compact wireless module based on the Nordic Semiconductor nRF51822 SoC, integrating a 2.4GHz multiprotocol RF transceiver and an ARM Cortex-M0 processor for ultra-low-power Bluetooth 4.0 BLE and proprietary wireless applications.
Features
- Powered by the Nordic Semiconductor nRF51822 SoC, combining an ARM Cortex-M0 processor with a 2.4GHz multiprotocol RF transceiver for BLE 4.0 and custom protocols.
- Ultra-low power operation with a wide voltage range of 2.0V to 3.6V, ideal for battery-powered IoT devices and wearables.
- Onboard PCB antenna provides a line-of-sight communication distance of up to 30 meters at a 1 Mbps data rate.
- Features 256kB Flash and 32kB RAM, supporting independent application development and protocol stacks.
- Offers comprehensive digital interfaces including SPI, I2C, UART, and a 10-bit ADC for versatile sensor integration.
Out of stock
The Waveshare Core51822 (B) module is built around the Nordic Semiconductor Semiconductor nRF51822, a highly integrated System-on-Chip (SoC) designed for Bluetooth Low Energy 4.0 and proprietary 2.4GHz wireless connectivity. Its architecture centers on a 32-bit ARM Cortex-M0 CPU, providing efficient processing for embedded applications while maintaining minimal power consumption through advanced sleep modes and a programmable peripheral interconnect (PPI) system.
The integrated 2.4GHz radio supports output power programmable from -20 dBm to +4 dBm, allowing developers to optimize for range or battery life. The module includes hardware-accelerated 128-bit AES encryption for secure data transmission. Its pinout is compatible with the NRF51xxx series and functionally compatible with the popular NRF24L series, easing migration from legacy designs.
Additional Information
| Weight | 0.003 kg |
|---|---|
| Dimensions | 2.08 × 1.7 cm |















