这是从国外网站上下载的Modbus的源代码，相信对很多人有用的，是我在做modbus协议的时候找到的-This is the site from abroad Modbus download the source code, I believe many people useful, yes, I do Modbus protocol to find the time

这是从国外网站上下载的Modbus的源代码，相信对很多人有用的，是我在做modbus协议的时候找到的-This is the site from abroad Modbus download the source code, I believe many people useful, yes, I do Modbus protocol to find the time

自己编写的mod bus 协议源代码。基于keilc51开发。主要使用回调函数，协议层次清晰。仅供编程参考。 -I have written the source code mod bus protocol. Based on the development of keilc51. The main use of a callback function, the level of a clear agreement. Program