SD card SPI controller adopts the advanced micro-control unit, it is used for controlling a variety of lamp whose source of light is LED. For instance, point source of light, flexible light strip, wall washer lamp, glass curtain wall light and so on; . The system can search and read the first "*LED" data files when power on, And the documents and patterns of data communications sent by LPD6803. It has many advantages such as low price, easy connection and simplicity to use. According to the actual need of customers, it can carry out jumpy changing, gradual changing, strobo flash and other effects of change. User can also edit the data flies through the incidental pattern editing software(LED Editor v1.0), kinds of change pattern, easy to use, The specific method of editing software see instructionsincidental pattern editing software(LED Editor v1.0), kinds of change pattern, easy to use, The specific method of editing software see instructions.