西门子 MC55和GPS的应用，用C51程序和PCB。-MC55 GPS

GPS终端开发源码资料的详细功能、包含内容说明(至少要20个字)。尽量不要让站长把时间都花费在为您修正说明上。压缩包解压时不能有密码。--based wireless network and IP data transmission system communication module C51 microcontroller procedures-based wireless network and IP data transmission system communication modul

Task c51 source code for GPS communication with CAN bus.-for reference