Introduction - If you have any usage issues, please Google them yourself
The multi-function digital clock VHDL language design: (1) timing function: This is the basic functions of the design of the timer tick once every one minute, and the current time displayed on the screen.
(2) Alarm function: If the current time and set the alarm time, the speaker beeps.
(3) set a new timer time: use the number keys 0 to 9 to enter a new time, and then press the "TIME" button to confirm.
(4) set a new alarm time: the user to enter a new time, using the number keys "0" to "9" and then press the "ALARM" button to confirm. The process is similar to (3).
(5) set the alarm time: the normal time display, the user directly pressing the "ALARM" key already set the alarm time will be displayed on the screen.