滚动彩条显示。通过HDMI接口输出单色图案、渐变色、单幅马赛克、动态马赛克等图案。使用Verilog，基于Xilinx Spartan-6 LX45器件，AX6045开发板(Scroll bar display. Through HDMI interface output monochrome pattern, gradient color, single mosaic, dynamic mosaic and other pattern