网上有很多256byte的ecc算法，我这个是已经调好的512byte ecc 算法。-The online many 256byte ecc algorithm, this is already a good tune the 512byte ecc algorithm.

m2tklib - Mini Interative Interface Toolkit Library 函式庫-m2tklib- Mini Interative Interface Toolkit Library A portable graphical user interface (GUI) library for embedded systems. Flexible design of user menus and dialog boxes. Portable: I