Chips are hardware. In computers and intelligent devices, there are many chips that are large-scale integrated circuits, many transistor circuits set in silicon chips is IC, belongs to a single function of the chip, cpu is the central processing unit belongs to a very high degree of integration of the chip, in order to make it work normally requires the cooperation of software, is commonly referred to as programming, is visually invisible things, Just like the human mind, the physical object of the human brain is like a chip, and the thought is like software.