Thirdly, the software design of the server including the Ethernet driver, on-line signature data acquisition and display,TCP/IP stack are mainly analyzed in the paper.

• 接着重点介绍了服务器端的软件设计，包括以太网底层驱动程序的开发，在线签名数据的采集和液晶屏笔迹显示，TCP/IP协议栈的实现。