Features

1. Integrated 13.56MHz reader and 5.8Ghz transceiver

2. Single 32.768mhz crystal with built-in phase-locked loop, no 13.56MHz crystal is required

3. Built-in 512 KB FLASH, support for online upgrade

4. Integrated NATIONAL standard CRC

5. Low power consumption: 5.8G RF wake-up

6. High sensitivity RF awakening and intermediate frequency awakening

7. RF power amplifier with temperature compensation

8. Highly accurate solar charging module with very low power consumption

9. High performance audio output

10. 32-bit high performance processor

11. Multiple sets of SPI, I2C and UART

12. Various types of counters and PWM outputs

13. 14443A card reader，the transmitting power of the card reader can be adjusted

14. Rich GPIO interface, supporting a variety of wake-up methods