实现部标808代码功能，包括定位信息等，(The standard 808 code function)

部标平台808协议解析完整代码，在完整项目中进行了测试，稳定。可以作为开发者的参考，也可以开发测试工具用。(The 808 protocol of the ministry standard platform parses the complete code, which is tested and stable in the complete project. It can be used as a reference for developers and for developing tes