Modbus通讯协议，编写的VS2005类库模块，内带编译好的DLL文件，txt内为源码文件，其中引用了本人编写的RS232.DLL文件（、已经上传，想要请下载），此源码为本人编写，版权归个人所有，禁止用于商业使用，仅限个人学习，参考，未经本人同意禁止转载或出售！如有问题请与本人联系（fudi850@yahoo。com。cn）-Modbus communication protocol, the preparation of the VS2005 Class Library module, within the band compiled DLL file, txt file for the source, of which I quoted a document prepared RS232.DLL (, has already been uploaded, you want to download), this source code for my writing, belongs to all individuals is prohibited for commercial use, is limited to individual learning, reference, without the consent of the prohibition reproduced or sold! If you have any questions please contact me (fudi850 @ yahoo. Com. Cn)