VC++语言编写，枚举当前系统中的所有RS232串口。

vc rs232通信

一个用VC开发的dll(遵循支付密码器系统通用性技术规范）,通过RS232读取银行密码支付器的支付密码。附API详细的调用说明，以及一个C#编写的调用DLL的例子。-With the development of a VC dll (follow the universal payment system password device specification), paid through the RS232 device to read the payment of bank passwor

VC 中RS232 通信， 实现与电视机等设备的通信功能-VC and other communication functions in RS232 communication, implementation and TV equipment