driverworks 自带sample 中portio可以改成串口监听程序吗？

如果能，能给出个思路吗？
如果不能，能告诉我用什么来改吗？
以前没有写过驱动，现在老板着急要写。
多谢了！

1. No.
2. You have to write a filter driver to monitor the serial port.
3. there is a paper discussing how to write serial port monitor driver in \"Windows System Journal\". refer to www.wdj.com