... 1,0đ 1,0đ K thi th H ln 2 ti trng THPT Bc Yờn Thnh s c t chc vo cỏc ngy: 09, 10/5 /2009 ng kớ d thi trc ngy 4/5 /2009 Chỳc cỏc em mt mựa thi i thng! 2 ...
Ngày tải lên: 29/07/2013, 01:25
Ngày tải lên: 19/01/2014, 18:20
Tài liệu Fenix Desktop 2009 Beta 1 - Hệ điều hành dựa trên Linux của người Việt docx
Ngày tải lên: 25/01/2014, 09:20
Free Download ReelPortal - Video call hội họp trên PlayBook cực Cool pot
Ngày tải lên: 29/07/2014, 03:20
3D AutoCAD 2009
... AutoCAD 3D Tutorial - 3 - 1.1 Launching AutoCAD 3D 1. Choose Start from the Windows program manager. 2. Choose Programs, Autodesk ,AutoCAD 2009. Workspaces AutoCAD workspaces ... to use with the Orbit tool. Zoom and orbit a model. Center AutoCAD 3D Tutorial - 28 - AutoCAD 3D – Chapter 4 Z Coordinates AutoCAD 3D Tutorial - 49 - 6.2 Zoom and Pan in 3D Orbit Zoom ... have a 3D “thickness” that can be seen in the 3D view. AutoCAD 3D Tutorial - 22 - AutoCAD 3D – Chapter 3 Visualizing Your Model AutoCAD 3D Tutorial - 16 - 1.11 Plan View 1. Choose View,...
Ngày tải lên: 28/04/2013, 13:10
Best free software-Phần Mềm
... Các phần mềm miễn phí hay: nBINDER 3.0 Nén, bảo vệ và đóng gói dữ liệu (free) nBinder là chương trình miễn phí cho phép nén các tập tin thi hành mà không làm thay đổi ... trình có dung lượng 157 kb, tải tại www.nemokprod.go.ro hay www.echip.com.vn Access Manager 2.0 ( free) Chương trình quản lý mật khẫu miễn phí đơn giản và dễ sử dụng. Người sử dụng dùng 1 mật ... password). Chương trình nặng 1,63MB, tải tại www.access-manager.co.uk hay www.echip.com.vn ROTATE 1.02 (free) xoay màn hình theo ý muốn IRotate là chương trình cho phép bạn xoay chuyển màn hình theo các...
Ngày tải lên: 14/09/2013, 05:10
AutoCAD 2009 Preview_Guide
... ToolTip help AUTOCAD 2009 PREVIEW GUIDE www.autodesk.com /autocad 3 Introduction With AutoCAD ® software, Autodesk has just one goal in mind: increasing your productivity. AutoCAD 2009 boosts ... Go New Shot Close ShowMotion AUTOCAD 2009 PREVIEW GUIDE www.autodesk.com /autocad 19 Working with DGN files AutoCAD 2009 includes support for exporting your AutoCAD DWG files to Bentley Systems’ ... Figure 56. Full Navigation wheel www.autodesk.com /autocad AutoCAD 2009 Preview Guide AUTOCAD 2009 PREVIEW GUIDE www.autodesk.com /autocad 27 You can customize the appearance and...
Ngày tải lên: 18/10/2013, 16:15
Introducing AutoCAD 2009
... using AutoCAD 2009, try the following exercise to see how to get to the 3D Modeling workspace (this workspace is not available in AutoCAD 2009 LT): 1. In the lower-right corner of the AutoCAD ... Mastering AutoCAD 2009 and AutoCAD LT 2009. You can also contact this book’s publisher, Sybex, an imprint of John Wiley & Sons, regarding general questions about this and other AutoCAD publications ... www.sybex.com . Thanks for choosing Introducing AutoCAD 2009 and AutoCAD LT 2009. — George Omura gomura@yahoo.com 60609flast.indd 18 3/19/08 6:11:14 PM Understanding the AutoCAD Window 19 Command desCription 3D...
Ngày tải lên: 18/10/2013, 17:15
Free Software tools for embedded systems
... ) and can boot several operating systems (Linux, uClinux, and others) Softgun: http://softgun.sourceforge.net Virtual ARM system with many virtual onboard peripherals. Boots Linux. SWARM Software ARM arm7 emulator http://www.cl.cam.ac.uk/~mwd24/phd/swarm.html Can run uClinux 13 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 klibc http://www.kernel.org/pub/linux/libs/klibc/ “Kernel C library” Tiny and minimalistic C library designed for use in an initramfs at boot time (alternative to initrds). Fine for the creation of simple shell scripts. Ships with small executables for use in shells, built with klibc, and a klcc compiler to compile your own applications. Not elaborate enough to support BusyBox applications. Useful details in http://en.wikipedia.org/wiki/Klibc 19 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Platform specific toolchains (1) ARM Code Sourcery (supports GNU/Linux, EABI and uClinux): http://www.codesourcery.com/gnu_toolchains/arm/ Also available for Windows workstations. MIPS http://www.linuxmips.org/wiki/Toolchains (useful links) 6 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Training contents (3) Annexes Automatic system generation with BitBake / OpenEmbedded 33 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Other emulators ColdFire emulator http://www.slicer.ca/coldfire/ Can boot uClinux 37 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Minicom (1) Definition: serial communication program Available in all GNU / Linux distributions Capabilities (all through a serial link): Serial console to a remote Unix system File transfer Modem control and dialup Serial port configuration 50 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Denx Software Engineering http://denx.de Created by Wolfgang Denk, the author of the UBoot bootloader. Create and support the Embedded Linux Development Kit (ELDK), a complete and well documented development environment. This kit is not only Free Software, it can be downloaded freely by anyone. A great community member and contributor! 15 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Free Software tools for embedded systems GNU / Linux workstation Crosscompiling toolchains 9 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 uClibc http://www.uclibc.org/ from CodePoet Consulting License: LGPL Lightweight C library for small embedded systems, with most features though. The whole Debian Woody was ported to it ... ) and can boot several operating systems (Linux, uClinux, and others) Softgun: http://softgun.sourceforge.net Virtual ARM system with many virtual onboard peripherals. Boots Linux. SWARM Software ARM arm7 emulator http://www.cl.cam.ac.uk/~mwd24/phd/swarm.html Can run uClinux 13 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 klibc http://www.kernel.org/pub/linux/libs/klibc/ “Kernel C library” Tiny and minimalistic C library designed for use in an initramfs at boot time (alternative to initrds). Fine for the creation of simple shell scripts. Ships with small executables for use in shells, built with klibc, and a klcc compiler to compile your own applications. Not elaborate enough to support BusyBox applications. Useful details in http://en.wikipedia.org/wiki/Klibc 19 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Platform specific toolchains (1) ARM Code Sourcery (supports GNU/Linux, EABI and uClinux): http://www.codesourcery.com/gnu_toolchains/arm/ Also available for Windows workstations. MIPS http://www.linuxmips.org/wiki/Toolchains (useful links) 6 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Training contents (3) Annexes Automatic system generation with BitBake / OpenEmbedded 33 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Other emulators ColdFire emulator http://www.slicer.ca/coldfire/ Can boot uClinux 37 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Minicom (1) Definition: serial communication program Available in all GNU / Linux distributions Capabilities (all through a serial link): Serial console to a remote Unix system File transfer Modem control and dialup Serial port configuration 50 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Denx Software Engineering http://denx.de Created by Wolfgang Denk, the author of the UBoot bootloader. Create and support the Embedded Linux Development Kit (ELDK), a complete and well documented development environment. This kit is not only Free Software, it can be downloaded freely by anyone. A great community member and contributor! 15 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Free Software tools for embedded systems GNU / Linux workstation Crosscompiling toolchains 9 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 uClibc http://www.uclibc.org/ from CodePoet Consulting License: LGPL Lightweight C library for small embedded systems, with most features though. The whole Debian Woody was ported to it ... Support services Useful if you don't have your own support resources Long term support commitment, even for versions considered as obsolete by the community, but not by your users! 44 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Commercial toolsets Caution: commercial doesn't mean proprietary! Vendors play fair with the GPL and do make their source code available to their users, and most of the time, to the community. As long as they distribute the sources to their users, the GPL doesn't require vendors to share their sources with any third party. No issue with all the GPL sources developed by or with the community. Graphical toolkits developed by the vendors look proprietary. Their licenses are not advertised on their websites! You have to be a customer to know or get a free preview kit to know. 35 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Free Software tools for embedded systems GNU / Linux workstation Various tools 34 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Emulators Summary System emulators Useful to experiment with a full system, including the kernel qemu: x86, x86_64, arm, sparc, ppc, mips SkyEye: several arm architectures User emulators Useful to run or debug user space binaries for other CPUs qemu: x86, arm, sparc, ppc, mips 20 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Platform specific toolchains (2) Coldfire Code Sourcery (supports ELF, GNU/Linux and uClinux): http://www.codesourcery.com/gnu_toolchains/coldfire PowerPC Code Sourcery (supports GNU/Linux and EABI) http://www.codesourcery.com/gnu_toolchains/power.html 49 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Sysgo Koan Software http://sysgo.com ELinOS development toolset, in particular based on Eclipse and the Linux Trace Toolkit. Includes FreeToolBox, a freely downloadable compiling and rootfs creating toolchain. Supports i386, arm and ppc. Hard realtime support with their own microkernel (PikeOS), an approach similar to RTAI. http://koansoftware.com Makers of KaeilOS (http://koansoftware.com/kaeilos/), a GPL embedded Linux distribution for industrial applications. KaeilOS supports i386 and popular arm platforms. Other platforms supported upon request. Includes several graphical toolkits and supports hard realtime (RTAI, Xenomai, preemption patches). Unfortunately, KaeilOS is GPL but not available for public download. 16 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Standalone toolchain build Building a crosscompiling toolchain by yourself is a difficult and painful task! Can take days or weeks! Lots of details to learn. Several components to build (building gcc twice: once for gcc + once for compilers that need the C library). Lots of decisions to make (such as C library version and configuration for your platform) Need kernel headers and C library sources Need to be familiar with current gcc issues and patches on your platform Useful to be familiar with building and configuring tools http://www.aleph1.co.uk/armlinux/docs/toolchain/toolchHOWTO.pdf can show you how fun it can be! 21 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Toolchain building utilities Buildroot: http://buildroot.uclibc.org/ Dedicated Makefile to build uClibc based toolchains and even entire root filesystems. Downloads sources and applies patches. Crosstool: http://www.kegel.com/crosstool/ Dedicated script to build glibc based toolchains Doesn’t support uClibc yet. Downloads sources and applies patches. 26 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Toolchains useful resources eLinux.org toolchain page: http://elinux.org/Tool_Chains 29 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 Free Software tools for embedded systems GNU / Linux workstation Emulators 8 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 glibc http://www.gnu.org /software/ libc/ License: LGPL C library from the GNU project Designed for performance, standards compliance and portability Found on all GNU / Linux host systems Quite big for small embedded systems: about 1.7 MB on Familiar Linux iPAQs (libc: 1.2 MB, libm: 500 KB) 36 Free Software tools for embedded systems © Copyright 20042008, Free Electrons Creative Commons AttributionShareAlike 2.5 license http:/ /free electrons.com Jan 24, 2008 chroot Available in all GNU/Linux distributions Usage: chroot <dir> [command] Runs a command or an interactive shell with a special root directory. Standard usage: Internet servers Services executed in chroot jails: even when compromised, the service cannot gain access to the rest of the system. Usage for embedded system development: Develop and test a new root filesystem on the development host. Very easy to use when the host and target have the same CPU instruction set. Used by LFS (Linux From Scratch). Also used by Scratchbox: Qemu makes the usage of target binaries transparent. / bin lib etc http / lib etc bin chroot jail ...
Ngày tải lên: 20/10/2013, 00:15
Autocad 2009 Tips and Tricks
... backward and forward conversion of DWG files from AutoCAD Release to AutoCAD using the conversion features of DWG TrueView™ software. • Now anyone can view, publish, and plot ... Bonus Section: Autodesk Impression *Free products are subject to the terms and conditions of the end-user license agreement that accompanies download of the software. Cover image courtesy of ... of the highest-rated speakers. Her latest book is en- titled AutoCAD Professional Tips and Techniques. To purchase AutoCAD software, contact your Autodesk Authorized Reseller or visit...
Ngày tải lên: 22/10/2013, 14:15
Tối ưu máy tính "free" với TweakNow Powerpack 2009
... Virtual Desktop: Nếu làm việc với quá nhiều cửa sổ sẽ làm bạn khó theo dõi, vì vậy dùng màn hình ảo là lựa chọn của khá nhiều người. Để kích hoạt tính năng này bạn bấm vào Enable Virtual Desktop ... Windows Component. Muốn ẩn đi các tùy chọn ở hộp thoại Display Properties (khi bấm chuột phải trên desktop& gt;Properties), bạn thực hiện ở thẻ Display. Thẻ Internet Options có thêm thiết lập khác ... hoạt tính năng này bạn bấm vào Enable Virtual Desktop > Save. Lúc này biểu tượng của Virtual Desktop sẽ xuất hiện ở khay hệ thống. - Miscellanerous: Khi cần bỏ mũi tên trước shortcut,...
Ngày tải lên: 09/11/2013, 01:15
Tài liệu Tối ưu máy tính "free" với TweakNow Powerpack 2009 ppt
... Tối ưu máy tính " ;free& quot; với TweakNow Powerpack 2009 Phần mềm tinh chỉnh hệ thống hiện nay khá nhiều nhưng vừa đa năng lại vừa miễn phí như TweakNow Powerpack 2009 (TNP) có lẽ là ... Virtual Desktop: Nếu làm việc với quá nhiều cửa sổ sẽ làm bạn khó theo dõi, vì vậy dùng màn hình ảo là lựa chọn của khá nhiều người. Để kích hoạt tính năng này bạn bấm vào Enable Virtual Desktop ... hoạt tính năng này bạn bấm vào Enable Virtual Desktop > Save. Lúc này biểu tượng của Virtual Desktop sẽ xuất hiện ở khay hệ thống. 4. Registry Cleaner: Trong quá trình “vận hành” thì Windows...
Ngày tải lên: 22/12/2013, 22:16
Tài liệu Introduction to AutoCAD 2009 2D and 3D Design- P1 pdf
... to AutoCad 2009 CHAPTER 1 4 Opening AutoCAD 2009 AutoCAD 2009 is designed to work in a Windows operating system. In general, to open AutoCAD 2009, either double-click on the AutoCAD 2009 ... watermark. 3 Introducing AutoCAD 2009 AIM OF THIS CHAPTER The aim of this chapter is to introduce features of the AutoCAD 2009 window and methods of operating AutoCAD 2009. Chapter 1 Please ... construct technical drawings with the aid of AutoCAD 2009 and those who, having used previous releases of AutoCAD, wish to update their skills to AutoCAD 2009. The chapters in Part 1: 2D Design,...
Ngày tải lên: 24/12/2013, 17:15
Bạn có muốn tìm thêm với từ khóa: