1. Low-power SoC equipped with RISC-V 32-bit single-core processor, clocked at up to 160MHz 2. Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) 3. 400KB SRAM and 384KB ROM, and 4MB onboard flash memory 4. Castle-shaped module and on-board ceramic antenna, allowing direct soldering to the carrier board 5. Support flexible clock and module power independent settings and other controls to achieve low power consumption in different scenarios 6. Integrated USB serial port full-speed controller, 15×GPIO pins, pin functions can be flexibly configured 7. 3×SPI, 1×I2C, 2×UART, 1×I2S, 2×ADC, etc. 8. Product size: 23.5 x 18mm 9. Weight: 2g, 3g
