A hardware circuit design for microcomputer application system consists of two parts:First, the system expansion, the MCU internal functional units, such as ROM, RAM, I / O, timer / counter, interrupt system and so can not meet the requirements of the application system must ......
Do not know if you have the mouse apart to look inside the circuit board, are there any open general toys seen the circuit board, if you open, you will find inside a black thing attached to the above, you know what that is? That is bound to the chip. When bound to chip it? So......
A lot of e-procurement personnel often encounter when you purchased the original chip, but when you buy a home when the engineer to tell you is scattered to the new chip, this is a problem that plagued a lot of people, Shenzhen East guide science and technology based on experience. teach you how to ......
PCB copy board customers are concerned about some of the PCB copy board cycle, this problem is a lot of customers have expressed great concern, because the copy board customers who need to do my summary probably are more vigorous and resolute, and want to things, so the project cycle and the concept......
Shenzhen East conduction technology for the PCB collected the terminology often encountered in circuit board production process.(1) printing: some methods, the process of reproduction of the graphics on a surface.(2) of the printed circuit: on the surf......
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