LED大屏灵星雨设置软件源程序，适合8、9版本，包含8、9版本可用的ledctrl.dll文件，已测试能通过DELPHI调用开、关屏，等操作，另外厂家还隐藏了几二十多个函数没说。-LED big-screen lsn to set software source code, for 8,9 version, contains 8,9 version available ledctrl.dll documents have been tested through DELPHI turn-on an