1.学习在单片机系统中扩展简单I/O接口的方法。 2.学习数据输出程序的设计方法。 3.学习模拟交通灯控制的方法。 4.学习双色灯的使用。 -1. Learning in the expansion of SCM system simple I / O interface methods. 2. Study data output process design methods. 3. Simulation study of traffic lights

This a GUI based system. The GUI is invoked from the command line by typing \"ui_start\". The GUI is self explanatory. Tool tips are given in blue color. The cursor needs to be positioned on these for detailed explanation. The main file is \"run

Recognition of visual patterns and characters are independent of position, size, and orientation in the visual field has been the goal of much recent research. The method presented in this paper meets all these condition. An off-line signature matchi