采用VC6的API函数编写串口程序，实现串口传输数据。-using the API function VC6 prepared serial procedures to achieve serial transmission of data.

采用VC6的API函数编写串口程序，实现串口传输数据。-using the API function VC6 prepared serial procedures to achieve serial transmission of data.

RS232串口api函数类库，方便vc++程序调用，作为自己的程序一部分，实用得心应手-RS232 serial port api function class library, call the convenience vc++ program, as part of its own procedures, handy and practical