Introduction - If you have any usage issues, please Google them yourself
As the single chip computer, also known as micro controller, CPU, RAM, is ROM, timer / counter, I/O interface circuit to form a micro computer circuit on a chip. This system is composed of single-chip microcomputer system, digital display system, keyboard, buzzer and other components, to control the MCU digital clock through the button, minutes and seconds display, 12, 24 for conversion, set time, alarm clock and other different functions, and through the P0 port output displayed on the LED. Has the characteristics of simple structure, convenient use and so on the design