彩灯变换控制器，控制8个LED进行花样性显示。设计4种显示模式：s0，从左到右逐个点亮LED；s1，从右到左逐个点亮LED；s2，从两边到中间逐个点亮LED；s3，从中见到两边逐个点亮LED。-Lantern transform controller, control the pattern of 8 LED display. Design 4 display modes: s0, from left to right by-light LED　s1, from right to left one by one lit LED　s2, one by one from both sides to the middle light LED　s3, from which light up one by one to see both sides of the LED.