Description
| Microcontroller | nRF52840 (datasheet) | |
| USB connector | Micro USB | |
| Pins | Built-in LED Pin | 13 |
| Digital I/O Pins | 14 | |
| Analog Input Pins | 8 | |
| PWM Pins | All digital pins (4 at once) | |
| External interrupts | All digital pins | |
| Connectivity | Bluetooth® | u-blox® NINA-B306 |
| Sensors | IMU | BMI270 (3-axis accelerometer + 3-axis gyroscope) + BMM150 (3-axis Magnetometer) |
| Communication | UART | RX/TX |
| I2C | A4 (SDA), A5 (SCL) | |
| SPI | D11 (COPI), D12 (CIPO), D13 (SCK). Use any GPIO for Chip Select (CS) | |
| Power | I/O Voltage | 3.3 V |
| Input Voltage (nominal) | 5-18 V | |
| DC Current per I/O Pin | 10 mA | |
| Clock Speed | Processor | nRF52840 64 MHz |
| Memory | nRF52840 | 256 KB SRAM, 1 MB flash |
| Dimensions | Weight | 5 gr |
| Width | 18 mm | |
| Length | 45 mm | |
