这是一个基于FPGA设计的24时多功能数字钟，具有正常星期、时、分、秒计时，动态显示，保持、清零、快速校分、整点报时、闹钟功能。-This is an FPGA-based design of multi-function digital clock 24 hours, with a normal week, hours, minutes, seconds, timing, dynamic display, maintaining, resetting, fast school hours, t