3.3V TinyML Development Board with nRF52840, Bluetooth LE, 9-Axis IMU and Environmental Sensors

This compact 3.3V development board combines an nRF52840 microcontroller, Bluetooth Low Energy and onboard motion, sound and environmental sensors for TinyML and connected projects.

Key Features

• 64MHz nRF52840 microcontroller provides 1MB flash memory and 256KB SRAM.
• Bluetooth Low Energy supports wireless embedded projects.
• BMI270 and BMM150 sensors provide 9-axis motion and magnetic sensing.
• Onboard microphone supports sound and voice recognition experiments.
• APDS9960 senses gesture, light, proximity and color.
• LPS22HB measures barometric pressure, while HS3003 measures temperature and humidity.
• Supports TinyML edge-computing projects without requiring external sensor hardware.

Specifications

• Product type: TinyML sensor development board
• Model: Nano 33 BLE Sense Rev2 / ABX00069
• Operating voltage: 3.3V
• Input voltage limit: 21V
• Clock speed: 64MHz
• Flash memory: 1MB
• SRAM: 256KB
• Digital I/O: 14 pins
• Analog inputs: 8, 12-bit ADC
• Interfaces: UART, SPI, I2C and native USB