基于QT2.2，可以实现时间以及日期的显示，读取U盘里的歌曲及实现播放、上一曲、下一曲的切换，自选音乐闹钟功能。-Based on QT2.2, can display time and date, read U disk where the songs and for playing, on the one, the next one switch, on-demand music alarm clock function.