circuit chip造句
例句与造句
- For the convenience of test , varied circuit chip defects caused by the production process are abstracted as all kinds of models . at present the commonly used fault models mainly consist of stuck - at fault , stuck - open fault , bridge fault , store fault , delay fault , etc . testing methods based on voltage testing mainly aim at stuck - at fault model and have also obtained satisfactory result in research for many years . bridge fault is tested easily by quiescent power supply current ( iddq ) testing method . in regard to stuck - open fault that is difficult to testd by quiescent power supply current ( iddq ) and voltage testing , it can is tested by the dynamic current ( iddt ) testing
为了便于测试,我们将生产过程中集成电路出现的多种多样的缺陷抽象为各种模型。目前常用的故障模型主要有:固定故障,开路故障,桥接故障,存储故障,时滞故障等。电压测试主要针对固定型故障模型,多年的研究也取得了令人满意的结果; cmos电路中的桥接故障则宜用稳态电流测试方法( iddq )测试;对于电压和稳态电流难以测试的开路故障,可以使用瞬态电流测试( iddt )的方法进行测试。 - The hardware circuit and software of the portable copying instrument is researched . a feasible structure scheme is put forward according to the desired function , at89c51 single chip computer is used as the core of the instrument , zlg7289a and many kinds of new type circuit chip ( including : parallel data memory - ds1245 , sms0823 lcd ) are used as interface during hardware circuit designing , the printer ' s port and rs232 communication interface is also designed
硬件电路以at89c51单片机为核心，以zlg7289a按键组集成芯片作为人机接口，并采用新型电路芯片(包括大容量并行数据存储器ds1245 、液晶显示器sms0823 )设计手持抄录器的硬件电路，并设计了手持抄录器的打印机接口和rs232通信接口，从而简化了电路，减小了手持抄录器的体积，按键的软件实现过程。 - Firstly the paper introduces the former development history and the future development direction about ic , then discusses the technology speciality and the application direction for all kinds of ic . secondly , the paper discourse the design & development process of the system hardware and system software in detail , including design of hardware circuit , introduce of the hardware circuit chip , program of the hardware driver , program of the serial communication , design of the multi - process & multi - thread program , database system construction , interface of system software etc . . after the finishing of the as - above part , the paper give the interface & result of the system running
本文首先简单介绍了智能卡的发展历史及未来发展方向，讨论不同智能卡的技术特点和应用方向，重点对射频技术和射频卡进行介绍；然后详细讲述系统硬件和系统软件设计及开发过程，对硬件电路功能构造、硬件电路采用的芯片、硬件驱动程序的编写、串口通讯程序编写、数据库系统构造和多进程多线程设计的实现及应用界面接口等作了具体详细的介绍；在介绍完系统硬件和软件设计后，给出系统的操作界面和部分运行结果；最后对本项目进行总结和展望，给出项目还需要改进的地方。 - Since the early 1990s , when the electronics industry came to the stage of digital technology , china has broken through in high - end series personal computers and servers , large - scale parallel computer systems , chinese electronic publishing systems , large - scale spc exchanges for central offices , mobile communications systems , sdh wdm fiber communications systems , thin route satellite communications systems , new generation digital video terminals , manufacturing technology for 0 . 8 - 0 . 35 m cmos integrated circuit chips , etc
到90年代进入数字技术阶段,高档系列微机和服务器产品、大规模并行计算机系统、中文电子出版系统、大型局用数字程控交换机、移动通信系统、 sdh波分复用光纤通信系统、稀路由卫星通信系统、新一代数字视频终端、 08 ? 035微米cmos集成电路芯片制造技术等，都有突破性进展。 - In order to extend the use range of the system equipment in the future , we introduced the tms320vc5402 dsp 1c ( integrated circuit chip ) produced by ti corporation and pld ( programmable logic device ) produced by altera corporation . it is very convinent to upgrade the system because these integrated circuit chips adopted in it can be programmed on them
为了将来的扩展，本系统中采用了ti公司的tms320vc5402dsp芯片和altera公司的大规模可编程逻辑器件epf10k50e芯片作为整个系统的核心器件，由于二者都是可编程的，这就为将来的升级提供了便利的条件。 - It's difficult to find circuit chip in a sentence. 用circuit chip造句挺难的
- In the designed hardware , at89c51 single chip computer and many kinds of new type circuit chip ( including : special power measuring chip - cs5460a , ds1302 calendar / clock chip , sms0601 lcd , x5045 serial memory ) are used for design . the hardware circuit is simplified , the meter ' s anti - interference ability is enhanced and the precision of measurement is also advanced
设计中以at89c51单片机为核心，采用多种新型集成电路芯片(包括电能计量专用芯片cs5460a 、 ds1302日历时钟芯片、 sms0601液晶显示器、 x5045串行存储器)进行接口设计，简化了硬件电路，提高了电能表的抗干扰能力和测量精度。
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