VS2005，开发的232串口通讯类库，有MSDN，改编，内有相信注释，本人使用测试稳定！可直接使用Vs2005新建类库，RS232，添加类RS232，将TXT内源码直接拷贝粘贴后，生成类库，即。Dll文件，无需二次开发，直接可以进行引用！声明Dll即可！可进行PDU发送，ASCII格式发送和接收，解决VS2005多串口通讯问题！（有问题可与我Email联系：fudi850@yahoo。com。cn）-VS2005, the development of 232 serial communication class library, and MSDN, adaptation, there is believe that the Notes, I use to test the stability! Can directly use the new VS2005 Class Library, RS232, Add Class RS232, with the source directly to TXT copy paste, the generated class library, that is. Dll files, without secondary development of a direct quote can be! Dll statement can be! PDU can be sent, ASCII format to send and receive to solve multi-VS2005 serial communication problem! (There are problems with my Email contact: fudi850 @ yahoo. Com. Cn)