The Arduino Nano 33 BLE Sense Rev2 with headers is Arduino’s 3.3V AI enabled board in the smallest available form factor with a set of sensors that will allow you without any external hardware to start programming your next project, right away.With the Arduino Nano 33 BLE Sense Rev2, you can:Build wearable devices that using AI can recognize movements.Build a room temperature monitoring device that can suggest or modify changes in the thermostat.Build a gesture or voice recognition device using the microphone or the gesture sensor together with the AI capabilities of the board.The main feature of this board, besides the complete selection of sensors, is the possibility of running Edge Computing applications (AI) on it using TinyML. Learn how to use the Tensor Flow Lite library following this instructions or learn how to train your board using Edge Impulse. Technical SpecificationsMicrocontrollernRF52840 (datasheet)Operating Voltage3.3VInput Voltage (limit)21VDC Current per I/O Pin15 mAClock Speed64MHzCPU Flash Memory1MB (nRF52840)SRAM256KB (nRF52840)EEPROMnoneDigital Input / Output Pins14PWM Pinsall digital pinsUART1SPI1I2C1Analog Input Pins8 (ADC 12 bit 200 k samples)Analog Output PinsOnly through PWM (no DAC)External Interruptsall digital pinsLED_BUILTIN13USBNative in the nRF52840 ProcessorIMUBMI270 (datasheet) and BMM150 (datasheet)MicrophoneMP34DT06JTR (datasheet)Gesture, light, proximity, colorAPDS9960 (datasheet)Barometric pressureLPS22HB (datasheet)Temperature, humidityHS3003 (datasheet)What’s in the box?1 x Arduino Nano 33 BLE Sense Rev2 with headersResourcesDocumentationSCHEMATICS IN .PDFDATASHEET IN .PDF Pinout DiagramDownload the full Pinout diagram as PDF here.FAQWhat is the difference between Rev1 and Rev2?There has been some changes in the sensor between both revisions:Replacement of IMU from LSM9DS1 (9 axis) for a combination of two IMUs (BMI270 – 6 axis IMU and BMM150 – 3 axis IMU).Replacement of temperature and humidity sensor from HTS221 for HS3003