Wince下蓝牙连接程序。实现连蓝牙设备和wince终端连接功能，连接成功后虚拟出一个串口供应用程序访问并做读写操作。-Wince under the Bluetooth connection program. To achieve even the Bluetooth devices and wince terminal connection, the connection after the success of a virtual serial port available to the