built-in class (builtin_py)

    The builtin_py library (builtin_py) is a user-level interface that encapsulates the underlying classes of MaixPy, which is convenient for users to use MaixPy. It includes the following:

    board_info is related to the board, and different board configurations are different. Manual configuration is required before use.

    from board import board_info
    from fpioa_manager import fm