nrfble2

Small BLE and NFC board based on the NRF52840 that can act as a beacon or more fully featured Bluetooth 5, Thread or Zigbee multiprotocol device. The board breaks out SPI, I2C, two ADC pins, and has EEPROM, a button, and an LED. The NRF52840 is an ARM Cortex M4 processor running at 64MHz with 1MB flash and 256KB RAM. (Note: The RF of this design has not yet been tuned)