一个手机串口通信的类子，值得参考！！！如果你刚学习串口通信，一定值得下载！ -A mobile phone sub-type of serial communication, it is also useful! ! ! If you are just learning of serial communication, it is worth to download!

Modbus协议 用C++ builder平台编写的，还有bug以后会补上，先助成会员吧-Modbus protocol written in C++ builder platform, as well as bugs will be added later, the first to help members into it