Add a user button for USRkey, designed to simplify user verification and input processes.
The PWR power indicator is added to improve the human-computer interaction experience of plugging in the USB power supply.
A reset button is added to facilitate the user to reset and update the firmware in the power-on state.
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.