不包含识别算法，在m68k-elf-gcc 2.95.3下编译通过，还没做实物测试。包含了系统初始化和液晶显示模块，传感器数据录入。 -does not include recognition algorithm, the m68k - elf-gcc 2.95.3 under compile, No physical tests done. Includes system initialization and LCD modules, sensor data input.