该程序主要运用查询方式和中断方式两种方式进行键盘键值的获取，并显示在六个数码管上，显示的原则是最后按下的键值放在最低位的数码管上，其次的依次排列。-The main use of the program and the interruption of the way query in two ways to access the keyboard keys, and display in six digits, the principle is shown in the last key pressed on the lowest digital tube, followed by the sequence order.