Introduction - If you have any usage issues, please Google them yourself
The single-chip digital clock realized, a detailed algorithm for the structure of source code and explanations clear, very useful for learners Singlechip electronic professional, used as the curriculum design is quite nice features are: 1, completed sec/min/h and the sequence shows the correct count 2, seconds/minutes/hours in the paragraphs of 10 bits into the correct place, seconds/minutes to achieve the age of 60 to the forward position 3, regular alarm clock: to bring the whole point of time, there are loud speakers voice time 4, time settings, which is manually adjusted when the function: When that clock is inaccurate, you can separately sub/clock adjustment 5, can be cleared the completion of the suspension can always remember when suspended after the record data .