一位数字时钟，基于stc12c2052单片机构成的时钟，能够独立显示小时分钟。可编辑显示动画方案。-A digital clock, clock stc12c2052 based on single-chip computer, it is possible to display independence in hours and minutes. Editable display an animation program.

一个简单的opengl 时钟动画 用了一点键盘的交互(A simple OpenGL clock animation uses a bit of keyboard interaction.)