测控技术与仪器专业英语 张凤登UNIT-11.Microcomputers
14页1、UNIT 11 Microcomputers,11.1 Text Microprocessor Components 微处理器组成部分,New Words block blk n. 积木,块 integration ,intirein n. 集成,集成电路 CPU abbr. 中央处理单元(central processing unit) MSI abbr. 中等规模集成电路(medium scale integration) ALU abbr. 算术/逻辑单元(arithmetic/logic unit) tailor teil v. 制作 decoder ,di:kud n. 解码器 synchronization ,sikrnaizein n. 同步 bus bs n. 总线;母线 pin pin n. 管脚 multiplex mltipleks v. 多路传输(信号等) assorted s:tid a. 已分类的;各式各样的,Notes processor-on-a-chip 单片处理器,Exercises 1. Choose the best answer for eac
2、h of the following questions. (1) C. digital system based on microprocessor (2) C. by interacting with the outside world through other devices (3) D. all the above (4) A. the microprocessor (5) C. the inside structure (6) C. to make programs (7) B. binary digits (8) A. the data bus (9) D. merely transmit information from the microprocessor to memory or input/output chips (10) A. the CPU consists of only a few IC packages,Exercises (continue) 2. Replace the underlined parts in the following sente
3、nces with words or phrases from the text that best keep the original meanings. A small section of the main memory, which is used for keeping permanently stored data and only allows data to be read by the CPU is called ROM. (holding) A microprocessor is the electronic device that interprets and carries out the basic instructions that operate the microcomputer. (decodes and executes, or decodes and performs) Software is the term used to describe instructions that tell the hardware how to perform a
4、 task. (represent) The two components of the CPU are connected by a kind of electronic roadway called a(an) bus. (attached) The instructions for a microprocessor system normally appear as a set of characters or symbols that are used to define a specific operation. (usually) Memory is a holding area for data, instructions, and information. Memory in a computer system can be divided into two main classes: primary memory and secondary storage. (grouped),11.2 Reading and Translation Fundamentals of
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