Introduction - If you have any usage issues, please Google them yourself
SCM is integrated in a circuit chip, is the use of very large scale integrated circuit technology have data processing capability of the central processor CPU ram, Rom ROM RAM, multiple I/O port, and interrupt system timer/timer function ( may also include a display drive circuit, a pulse width modulation circuit, analog multiplexer, A A/D converter circuit ) is integrated into a piece of silicon constitutes a small but perfect computer system.