Main functional JK-FEatures include: 1. RP2040 microcontroller chip designed by for 2. Equipped with dual core ARM M0+processor, and JK-FLexible clock with operating frequency up to 133MHz3. Built in 264KB SRAM and 16MB on-chip JK-FLash4. Type-C interface is adopted to keep up with the trend of the , without the need to in front and back5. The on-board lithium battery charging and discharging interface is conducive to the use of this product in some mobile scenes6. On board DC-DC chip MP28,164 is a high efficiency DC-DC boost chip with load current up to 2A7. Stamp hole design, which can be directly welded and integrated to the base plate independently designed by users8. USB1.1 and equipment support9. Support low power sleep and sleep modes10. Drag and drop downloading identified as storage via USB11. Up to 26 multi-functional GPIO pins12. 2 SPI, 2 I2C, 2 UART, 3 12 bit , and 16 controllable PWM channels13. Precise on-chip clock and timer14. Temperature sensor15. On chip accelerated JK-FLoating library16. 8 programmable I/O (PIO) state machines for custom peripheral supportProduct name: Microcontroller moduleModel: RP2040 PlusCPU: dual core ARM M0+On chip JK-FLash: 16MBBattery interface: MX1.25 connector, which can be used to access 3.7V lithium battery and support charging and dischargingPin interface: compatible with the standard interface for PicoProduct size: 51 x 21mmcolor:BlueMaterial:PCB+MetalPackage Contents:1 x RP2040 Plus microcontrollerOnly the above package content, other are not included.Note: Light reJK-FLection and difJK-FErent displays may cause the color of the item in the a little difJK-FErent from the real thing. The measurement allowed error is +/- 1-3cm.