• Controller: Nordic Semiconductor nRF52840
  • 32-bit ARM Cortex-M4F
  • 64 MHz
  • 1 MB flash
  • 256 KB RAM (RAM mapped FIFO using EasyDMA)
• I/O:
  • All 46 I/O pins are exposed via pads around the edges of the module
  • QSPI/SPI/2-wire/I2S/PDM/QDEC
  • Programmable Peripheral Interface - PPI
  • High speed SPI interface 32 MHz
  • Quad SPI interface 32 MHz
  • EasyDMA for all digital interfaces
  • USB 2.0 (12 Mbits)
    • Built-in inductors as a DC/DC converter for USB powering
    • Termination resistors for reliable communications
• Wireless protocols:
  • Bluetooth 5.2 ready
    • High throughput: up to 2 Mbps
  • Long range: -96 dBm sensitivity
  • Advertising extensions
  • Improved coexistence (CSA #2)
  • Bluetooth Low Energy
    • Up to 111 dB link budget
  • Bluetooth Mesh
  • IEEE 802.15.4 radio support
  • Thread
  • Zigbee
  • NFC-A
• Wireless reception:
  • Built-in ceramic antenna
  • Programmable output power from +8 dBm to -20 dBm
  • High-precision RSSI
  • Quadrature demodulator
  • 12-bit/200K SPS ADC
• Security:
  • ARM TrustZone Cryptocell 310
  • 128-bit AES/ECB/CCM/AAR co-processor
• Software:
  • MicroPython
  • IOsonata open source multi-architecture multi-platform object-oriented design library
  • Eclipse IDE
  • Nordic SDKs
• Power:
  • Flexible power configurations for USB power or low voltage/battery power
  • Wide supply voltage range 1.7 V to 5.5 V
  • Regulated supply for external components up to 25 mA
  • Built-in inductors for low power DC/DC mode
  • Built-in 32 MHz & 32.768 MHz crystal for low power
• Size: Finger tip size dimensions - 14 x 9 x 1.6 mm
• Certifications: FCC, IC & CE certified. Can be integrated into product design without needing to worry about wireless certification.

Package Includes:

• 1 x BLYST840