会通过键盘灯闪来提示用户的状态栏-Through the keyboard lights will flash to prompt the user' s status bar

PB9实现的字体旋转效果，主要用于一些特定环境下的横打，复合报表中的显示效果灯；-PB9 achieve font rotation effects, mainly used for cross hit a particular environment, the display lights composite statements