Because usually need to switch serial port connection, configuration, commissioning, we need a convenient tool. First thought HyperTerminal (HyperTerminal) under the windows. The software features are free, take up less disk space (after installation of about 2M) before use because it automatically integrated into the win7 future will need to install a third party by way of under winxp. The purpose is to write down Bowen himself to be a technical classification, records usually do not like a lot of projects done for a long time and technology as a technical person will forget from time to time write something I think is in their favor improved. DETAILED DESCRIPTION The following flow in the tool mounting operation. Under software free online search you can find the interface after the installation is complete, open the following: 
click on the toolbar "File" - "New Connection" clicks (the default is to create a "serial" type): 
Of course it can also be set telnet, ssh connection: 
choosing the specific type of connection after the serial ports can be set up:
除此之外，还有putty,securecrt等优秀的终端仿真程序软件。看个人喜好了，我觉得超级终端也是不错的选择