汇编　中断程序应用　 选择背景色为蓝色，调色板为0，然后每行显示一种颜色，每四行重复一次，一直到整个屏幕都显示出彩条 -Application assembly interrupt program selection background color to blue, the palette is 0, then display a color for each line, each four lines repeat until the entire screen is showin