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1.This article introduces how to use the Astro(backend design tool provided by Synopsys) to do the optimization of chip area and power network of the system chip Garfield5.It achieves the 125MHz at typical case,and chip area within 5.0 mm×5.0 mm.
本文介绍了Garfield5系统芯片的版图设计中,如何利用Synopsys公司的后端设计工具Astro,在布局布线等各个步骤中对芯片面积和电源网络进行设计和优化,并成功实现典型情况下的125MHz时钟频率、5.0mm×5.0mm以内的芯片面积。收藏指正
2.Extended LED Lattice Board Experiment on the Experiment Case of the Single Chip Computer
单片机实验箱扩展LED点阵板实验收藏指正
3.In this paper, the basic architecture of Power PC common microprocessor is discussed; with the case of Motorola Power PC603e chip, the design method of CPU module based on Power PC is put forward.
本文描述了基于POWER PC通用处理器的CPU模块的基本体系结构,并以Motorola通用处理器POWER PC603e为例,阐述了CPU模块的实现方法。收藏指正
4.Railway Intelligent Signal Simulation Case utilizing AT90S2313 of single-chip computer of new generation ofATMEL to develop, could cooperate with field debugging of whole electronization execution equipment and interlockexperiment, and was suitable for CTC System too.
利用ATMEL新一代单片机AT90S2313开发的铁路智能信号模拟箱,不但可以配合全电子化执行机系统的现调试工作与联锁实验,而且同样适用于电气集中系统。收藏指正
5.There are eleven problems totally here, i.e. resetting server, temporarily setting down the time for using the compwter at that day, temporarily cancelling the time for using the computer at that time, setting the present computer as controller, the processing of @ case, changing the entrance password, cleaning inside chip, the installation of the administration system for computer rooms, cleaning disk fragment, installing again the registering and canceling program for client ends, the arrangement of timetable, etc.
这次共提出了十一个问题 ,即重启服务器、当天临时包机、临时取消包机、设定当前机器为控制台、@情况的处理、更改登录密码、擦洗读卡头、机房管理系统的安装、清理磁盘碎片、重装客户端注册注销程序、课程表时间安排等收藏指正
6.In the case of unexpected power-off incidents the main controlling chip can write IK byte words into a memorizer called AT24C08 by I2C bus,thereforc the important parameters of the electric net period of time before the incident will be recorded.
通过I~2C总线主控芯片可将1K字节的数据写入AT24C08存储器中,在掉电的情况下仍能保存一段时间内电网的重要运行参数。收藏指正
7.A basic idea and practice method is proposed in this pap er to realize the parallel management of multi-case in a complicated system cons tructed by single-chip computers.The object is to avoid lowing CPU efficiency ca used by too many state detections in the program and to raise the system speed of re al-time response to cases.
提出一种对单片机构成的较复杂系统实现多事件并行管理的基本思想和具体应用的方.其目的是避免因程序中设有过多的状态查询而造成CPU效率降低,提高系统对事件的实时响应.收藏指正
8.Abstract: A basic idea and practice method is proposed in this pap er to realize the parallel management of multi-case in a complicated system cons tructed by single-chip computers.The object is to avoid lowing CPU efficiency ca used by too many state detections in the program and to raise the system speed of re al-time response to cases.
文摘:提出一种对单片机构成的较复杂系统实现多事件并行管理的基本思想和具体应用的方.其目的是避免因程序中设有过多的状态查询而造成CPU效率降低,提高系统对事件的实时响应.收藏指正
9.Some acetabular fractures or its manifestalions those were not found on X - ray plain film, such as 2 cases of acetabular posterior wall fracture (5 cases found on CT) , 1 case of depressed fracture in anterior edge cortex of femur head,7 cases of free chip in cotyloid cavity, and 10 cases of soft tissue swelling in periphery of hip joint,etc were clearly revealed on CT images.
1例股骨头前缘皮质凹陷骨折、7例髋臼腔内游离碎片和10例髋关节周围软组织肿胀,X线均未能发现。收藏指正
10.This paper introduces a method of improving the real-ti me on main single chip computer serial communication and the background programs in the complicated distributed system.This method adopts baton to manage serial communication.It makes serial communication parallel with other case in the prog rams.
介绍在复杂的主从分布式系统中提高主机串行通讯与背景程序实时性的一种方法.该方法采用接力棒来管理串行通讯,使之与其他事件达到并行运行的效果.收藏指正
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