Introduction - If you have any usage issues, please Google them yourself
Clock is essential for people' s daily life of a product, the electronic clock because of its low price, easy operation by consumers. This design will be the microcontroller as the core design of several electronic clock design, some of these programs can be embedded in other electronic products, while others are suitable for the individual products as a clock, and some time accurately, some rough times. Able to meet different occasions and different needs situation.