4种模式的流水灯（包含proteus仿真）：8个LED发光管，2个按键。模式1是亮两个灯，右移，间隔1秒；模式2是亮一个灯，左移，间隔0.5秒；模式3是亮两个灯，右移，手动（按下则有单片机中断产生）；模式4是亮一个灯，左移，手动。-Four modes of light water (including proteus simulation): 8 LED light tube, two keys. Mode 1 is a light two lights, right, interval 1 second　Mode 2 is a bright light, left in 0.5 seconds　Mode 3 is the two bright lights, right, manually (press there SCM interrupt)　 mode 4 is light a lamp, left, hand.