Features
- A single-mode Bluetooth LE SoC that supports Bluetooth 5.3
- Multi-functional buttons and LEDs
- SEGGER J-Link OB that supports debugging
- UART-to-USB connector
- USB Type-C connector
- Supporting 1.32-inch circular color AMOLED touch display (360 x 360 dpi) (The screen adapter board needs to be purchased separately or prepared by users.)
- On-board I2S Audio module
- Two on-board Pulse Density Modulation (PDM) digital microphones
- On-board QSPI Flash and PSRAM, with reserved interfaces for external Flash and PSRAM
- Battery level detection
- I/O interface for standard 2.54 mm pin connector
