RF-BM-ND01 is a Bluetooth LE 4.2 module based on Nordic SoC nRF51822. It contains the main processor of 32-bit 16 MHz ARM® Cortex®-M0 and integrates a 16 MHz crystal, an optional 32.768 kHz, an LC filter, and a robust PCB onboard antenna. ND01 can be pre-programmed with SPI master /slave, I²C master and UART for simple programming. This cheap Bluetooth module features a long transmission range, high reliability, low power consumption and reasonable size. 1.27-mm pitch stamp stick package is for easy assembling and cost-effective PCB design.
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