Add USRkey user button, which is convenient for user verification and simple input function.
A reset button has been included to allow users to reset and refresh the firmware while the device is powered on.
Change the microUSB interface of Pico to Type-C of YD-RP2040 core board, the USB interface is convenient for users to find related USB cables.
The RGB light group is added, which is convenient for users to operate. The RGB light group reflects various information through the brightness of the red, green and blue lights.
The PWR power indicator is added to improve the human-computer interaction experience of plugging in the USB power supply.