Tài liệu Programming Embedded System I ppt

... basic traffic-light control system might follow this pattern. • Multi-State (Input / Timed) This is a more common form of system, in which the transition between states (and behaviour in each ... most important side-effect of this form of simple OS is that - unlike a traditional ‘real-time operating system - it becomes part of the application itself, rather than forming a separate co...

Ngày tải lên: 13/12/2013, 11:15

... transceivers are simple and standard. • Choice of RS-485 transceivers depends on the application. A common choice for basic systems is the Maxim Max489 family. For increased reliability, the Linear ... Limp-home behaviour in a steer-by-wire application In F AIL -S ILENT R ECOVERY [this seminar], we considered one possible recovery strategy in a steer-by-sire application. As an alternative...

Ngày tải lên: 13/12/2013, 11:15

... embedded systems”, Addison-Wesley. PES II - 102 The limitations of single-processor designs It is important to appreciate that there is a limit to the extent to which reliability of a single-processor ... Contains material from: Pont, M.J. (2001) “Patterns for triggered embedded systems”, Addison-Wesley. PES II - 93 Seminar 5: Improving system reliability using watchdog timers C OPYRIG...

Ngày tải lên: 13/12/2013, 11:15

... domain users. Auditing The need for auditing in implementing system services arises out of the need for the solution to maintain its own audit trail of activities occurring in the system, such ... the important logical design considerations of system services. Module 11: System Services 7 The Audit System Service ! Auditing is beneficial as a centralized system service....

Ngày tải lên: 11/12/2013, 14:15

... typed – Microsoft JScript® – Microsoft Visual Basic® Scripting Edition (VBScript) • Browser compatibility • No real state management – No state sharing across Web farms – State is lost when IIS fails • Update ... scripts • Configuration – Web configuration file, Style sheets, IIS settings Lập trình v i ASP.NET 9 Web Application Model Web Client Operating System ASP.NET Applications IIS .NE...

Ngày tải lên: 11/12/2013, 17:15

... Description Size (bits) Data 64 Start bit 1 Identifier bits 11 SRR bit 1 IDE bit 1 Identifier bits 18 RTR bit 1 Control bits 6 CRC bits 15 Stuff bits (maximum) 23 CRC delimiter 1 ... of the Low line above that of the High line: this is termed a ‘recessive’ bit. Using twisted-pair wiring, the differential CAN inputs successfully cancel out noise. In addition, the CAN ... Fail-...

Ngày tải lên: 13/12/2013, 11:15

... 228 HP IT Essentials I v3.1 - Lab 12.1.2 Copyright © 2004, Cisco Systems, Inc. Finalizing the installation and saving the configuration settings: At this point, the computer will automatically ... data behind. To resolve these problems, the two utilities Scandisk and Defrag are included with the Windows operating system. Step 1 The first utility to run is Scandisk. This utility will...

Ngày tải lên: 17/12/2013, 11:15

... detectable. Authentication is involved with identifying who an individual is. If you think you are talking to Eric, you should be able to authenticate that you are really communicating with Eric and that ... 17 Introduction to Encryption I – SANS GIAC LevelOne ©2000, 2001 17 • a.k.a. “Public-Key” Encryption – Slow! …Public/private key pair – Public keys widely distributed within digital...

Ngày tải lên: 21/12/2013, 05:17

... Inch Units are specified in inches. Millimeter Units are specified in millimeters. Pixel Units are specified in pixels. Point Units are specified in points (1/72 of an inch). The DashStyle ... switching between application domains than in switching between processes, this provides a performance gain. This is especially beneficial to web applications running in Internet Information...

Ngày tải lên: 21/12/2013, 06:17

... Tạo một file m i 1x1 pixel, Transparent > Zoom lên 1600 > Chọn Pencil Tool v i Brush: Hard Round 1 pixel > Vẽ như hình sau: - Edit > Define Pattern. - Quay l i file đang ... Chọn Paint Bucket Tool > Đổ nền v i Pattern vừa làm. - Image > Adjustments > Brightness/Contrast > -25/-15 > OK - Gây quỹ để BTD trả nhuận bút và giúp trang web phát triển b...

Ngày tải lên: 21/01/2014, 13:20