Have basic knowledge, professional basic knowledge and professional knowledge. In the professional basic knowledge, you should study: mathematics (high number, probability, linear algebra) and college physics. Professional basic courses: circuit, analog electricity, digital electricity, microcomputer principle, signal, electromagnetism, automatic control, modern physics. . .
Electronic:
Electronics is a science and technology with application as its main purpose. This paper mainly studies the characteristics and behavior of electrons and the physics of electronic devices. Electronics involves many scientific fields, including physics, chemistry, mathematics, materials science and so on. Electronic technology is a science that applies electronic principles to design and manufacture circuits and electronic devices to solve practical problems.