Stellaris LM3S811 Evaluation Kit Quickstart for
Contents
1. 4 1 xx 6 6 50 200601124 cvs Copyright C 2006 Free Software Foundation Inc GDB is free software covered by the GNU General Public License and you are welcome to change it and or distribute copies of it under Certain conditions Type show copying to see the conditions There is absolutely no warranty for GDB Type show warranty for details This GDB was configured as host 1686 mingw32 target arm stellaris eabi gdb GDB is now running To connect to the board type target extended remote arm stellaris eabi sprite armusb speed 2 lt target gt where lt target gt is replaced with the Stellaris device on the board For this example lt target gt is replaced with Im3s811 You see the following after pressing Enter gdb target extended remote arm stellaris eabi sprite armusb speed 2 Im3s811 Remote debugging using arm stellaris eabi sprite armusb speed 2 1m3s811 To download hello axf to the flash simply type load You see something similar to this after pressing Enter gdb load Loading section text size 0xc10 lma 0x0 Start address Ox5ild load size 3088 Transfer rate xxxxx bits sec xxx bytes write Now that the image has been loaded into flash the application can be restarted by 66 99 typing run When GDB asks if you would like to restart the application type y LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 9 EKC LM2. EKC LM35811 QUICKSTART Stellaris LM3S811 Evaluation Kit for CodeSourcery s Sourcery G This Quickstart shows you how to install the Sourcery G tool compile the StellarisWare package and flash debug an application using GDB The LM3S811 Evaluation Board EVB can function as either a complete evaluation target or as a debugger interface to any external Stellaris device The included USB cable is all that is needed to provide power and communication to the host PC LM3S811 Evaluation Board Requirements You have a PC with a USB interface running Microsoft Windows 2000 XP or 2003 You have the Stellaris LM3S811 Evaluation Kit Documentation and Software CD You have installed a command line environment that includes make and the other associated utilities described in the Stellaris Peripheral Driver Library User s Guide The UnxUtils package is included on the Luminary Micro CD CAUTION There is a known electrical issue with the FT2232 device that is used in the on board In Circuit Debug Interface ICDI Some USB hubs can cause the device to misbehave with symptoms ranging from failed enumeration to corrupt data transfers If you experience trouble when using the on board ICDI try connecting the USB cable directly to one of the USB ports on your PC or laptop The LM3S811 Evaluation Board is configured for immediate use To power the EVB use the USB cable supplied in the kit Connect the mini b smaller
3. 350 Austin TX 78746 Main 1 512 279 8800 Fax 1 512 279 8879 http www luminarymicro com support luminarymicro com Cortex Intelligent Processors by ARM Li c Lu P a B ARM I i A Fa a E a N Kil ee AA Rev 1 3 3 3 2009 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries TI reserve the right to make corrections modifications enhancements improvements and other changes to its products and services at any time and to discontinue any product or service without notice Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All products are sold subject to Tl s terms and conditions of sale supplied at the time of order acknowledgment Tl warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with Tl s standard warranty Testing and other quality control techniques are used to the extent Tl deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed Tl assumes no liability for applications assistance or customer product design Customers are responsible for their products and applications using TI components To minimize the risks associated with customer products and applications customers should provide adequate design and operating safeguar
4. 35811 QUICKSTART After pressing enter GDB restarts the application and stops at the ResetISR gdb run The program being debugged has been started already Start it from the beginning y or n y Starting program C StellarisWare examples gcc hello axf Peripherals in SoC have been reset Processor was reset PC SP loaded from 0x0 Stopped at entry point Program received signal SIGTRAP Trace breakpoint trap 0x0000051c in ResetISR 6 Type continue to execute the application You see the words Hello World on the LCD panel once the application begins executing gdb continue Continuirig Program exited normally Step 6 Simplifying GDB Commands It is possible and easy to simplify the commands that you send GDB by defining custom commands in a gdbinit file and placing it in your HOME directory To find out where HOME is type echo HOME in a shell window For Windows XP users that is C Documents and Settings lt user name gt by default An example of a command to include in your gdbinit file is connect This command replaces the complex target extended remote arm stellaris eabi sprite s 2 f Imi dll stdio command string described in Step 5 item 3 As an example after starting GDB typing connect would have the same effect as typing target extended remote arm stellaris eabi sprite s 2 f Imi dll stdio Conclusion You have now installed GCC built
5. d to do Install the software automatically Recommended Click Next to continue LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 2 EKC LM35811 QUICKSTART Make sure the LM3S811 Evaluation Kit Documentation and Software CD that came with the Evaluation Kit is in your CD ROM drive Select Search for the best driver in these locations and check the Search removable media floppy CD ROM option Click Next Found New Hardware Wizard Please choose your search and installation options D Search for the best driver in these locations Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driwer found will be installed Search removable media floppy CO ROM O Don t search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware A warning pops up during the Hardware Installation like the one below click Continue Anyway Hardware Installation The software vou are installing for this hardware LM35611 Evaluation Board 4 has not passed Windows Logo testing to verity its compatibility with Windows F Tellme why this testing is important Continuing your installation of this software may impair or destabilize the correct operation of your system either i
6. debugger access to the JTAG interface and the host PC access to the Virtual COM Port Quickstart Application The LM3S811 Evaluation Board comes preprogrammed with a quickstart application Once you have powered the board this application runs automatically You have probably already noticed this running as you installed the drivers A Luminary Micro and CodeSourcery splash screen appear on the OLED display for a few seconds before the application begins The quickstart application is a game in which you navigate a ship through an endless tunnel Use the potentiometer POT to move the ship up and down and the user pushbutton USER LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 4 EKC LM35811 QUICKSTART to fire a missile to destroy obstacles in the tunnel Score accumulates for survival and destroying obstacles The game lasts for only one ship the score displays at the end of the game Since the OLED display on the evaluation board has burn in characteristics similar to a CRT the application also contains a screen saver The screen saver only becomes active if two minutes have passed without the user pushbutton being pressed while waiting to start the game that is the screen saver never appears during game play An implementation of the Game of Life is run with a field of random data as the seed value After two minutes of running the screen saver the display turns off and the user LED blinks Exit e
7. dicates that the installation 1s complete 3 Once installation is complete you will be required to register with CodeSourcery to obtain an evaluation license To do so start the Sourcery G IDE You will be prompted with the Sourcery G License Error window LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 T EKC LM35811 QUICKSTART gt Sourcery G License Error x Feature Is Locked To 4 Different Host 9 3035 Your license must reference one of these host IDs You may obtain a license file by clicking the Get License button IF you already have a license click the Install License button to specify the location of the license File 4 Install License Cancel 4 Click Get License and follow the instructions on the web page to get the license Step 3 Install the StellarisWare Package l Navigate to the Tools tab on the LM3S811 Evaluation Kit Documentation and Software CD NOTE If you are navigating the CD using Windows Explorer or a similar application go to the Tools StellarisWare directory Click on the StellarisWare link and download the zip file to your PC Extract the contents of the zip file to your hard drive Again the contents can be extracted to any convenient location on your hard drive since the compiler is called from the command line Click on Stellaris Peripheral Driver User s Guide to download the documentation for the software Step 4 B
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9. end of the USB cable to the connector labeled USB on the EVB Connect the other end Type A to a free USB port on your host PC The USB is capable of sourcing up to 500 mA for each attached device which is sufficient for the evaluation board If connecting the board through a USB hub it must be a powered hub When you plug in the EVB for the first time Windows starts the Found New Hardware Wizard and asks if Windows can connect to Windows Update to search for software Select No not this time and then click Next LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 1 EKC LM35811 QUICKSTART Found New Hardware Wizard Welcome to the Found New Hardware Wizard Windows will search for current and updated software by looking on Your computer on the hardware installation CD or on the Windows Update Web site with pour permission Read our privacy policy Can Windows connect to Windows Update to search for software Yes this time only Ces now and every time connect a device Click Next to continue Next the Found New Hardware Wizard asks you from where to install the software Select Install from a list or specific location Advanced and click Next Found New Hardware Wizard This wizard helps you install software for LM35811 Evaluation Board 4 pe 9i If your hardware came with an installation CD or floppy disk insert it now What do you want the wizar
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12. ither mode of screen saver Game of Life or blank display by pressing the user pushbutton USER Press the button again to start the game While the game is being played a running tally of the score is output through UARTO of the LM3S811 microcontroller UARTO is connected to the FTDI s second serial channel This serial channel is available to Windows as a Virtual COM port To view the score open up a terminal application such as HyperTerminal Connect using COM where is the number Windows has assigned the Virtual COM port Set the serial connection to a baud rate of 115200 8 data bits no parity 1 stop bit and no flow control To determine which COM Windows has assigned to the Virtual COM port on the LM3S811 microcontroller follow these steps 1 From the Start Menu select Control Panel then double click the System icon 2 Select the Hardware tab 3 Click Device Manager 4 Click the symbol to expand the Ports COM amp LPT group 5 LM3S811 Virtual COM Part COM is listed as shown in the figure below This COM is the device you connect to using your terminal application In this example the COM port is COMO LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 EKC LM35811 QUICKSTART Device Manager File Action View Help Hees E DAN wi Batteries Y Computer H Disk drives a Display adapters DYDICD ROM drives Human Interface Devices IDE ATAATAPI cont
13. mmediately or in the future Microsoft strongly recommends that you stop this installation now and contact the hardware vendor for software that haz passed Windows Logo testing Continue Anyway LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 EKC LM35811 QUICKSTART Windows finishes installing the drivers for LM3S811 Evaluation Board A When the driver install is finished the Found New Hardware Wizard window appears like the one below Click Finish to close the dialog box Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for LM35811 Evaluation Board A Click Finish to close the wizard Cancel You have just installed the drivers for LM3S811 Evaluation Board A The USB device built into the EVB is a composite USB device After you click Finish a new Found New Hardware Wizard appears asking to install drivers for another device This is for the LM3S811 Evaluation Board B part of the composite USB device Follow the same instructions as above to install the drivers for this device The Found New Hardware Wizard appears one last time This is to install the drivers for the LM3S811 Virtual COM Port Again follow the same instructions to install the drivers for this device Now all of the hardware drivers for the LM3S811 Evaluation Board have been installed These drivers give the
14. ory under C 3 Make sure that you have C usr local wbin and C bin in your path To do this right click on My Computer and select Properties Select the Advanced tab and click the Environment Variables button If you scroll down in the System variables box you will see the path variable Double click on Path and add C user local wbin C bin to the beginning of the string Edit System Variable az Variable name Path Variable value Cibin E usrilocalwbinkC Perl binsC Proc 4 Open a command prompt shell window by clicking on the sh exe file located in C bin Type which make to verify that Windows is looking at the correct version of make You should see this MYPC which make c usr local wbin make NOTE It is a good idea to create a shortcut to sh exe and place it somewhere convenient like your desktop Step 2 Install Sourcery G 1 Insert the LM3S811 Evaluation Kit Documentation and Software CD into the CD ROM drive of your PC Navigate to the Tools section of the CD and click on the CodeSourcery logo to run the installer Depending on your web browser you may be able to run the installer directly from the CD or you may have to download it to your PC first NOTE If you are installing manually click on the sourceryg 4 1 xx arm stellaris eabi exe file in the Tools CodeSourcery directory of the CD 2 Follow the instructions detailed in the installer until it in
15. rollers IEEE 1394 Bus host controllers Keyboards Mice and other pointing devices x Modems a Monitors E8 Network adapters POMEZIA adapters of Ports COM amp LPT Y Communications Port COMI jf ECP Printer Port LPT1 RE 35811 virtual COM Port COMB ee Processors Sound video and game controllers 9 System devices Universal Serial Bus controllers CodeSourcery Sourcery G This quickstart shows you how to install the Sourcery G tools and how to build and run an example application on the Luminary Micro Stellaris LM3S811 Evaluation Board NOTE The GDB stub included with Sourcery G is a 30 day time limited evaluation version For long term use you must purchase a license from CodeSourcery Step 1 Install UnxUtils if necessary If your PC requires a command line interface you may install the UnxUtils package found on the LM3S811 Evaluation Kit Documentation and Software CD 1 On the LM3S811 Evaluation Kit Documentation and Software CD navigate to the Tools tab and click the Unx Utils link in the center of the page NOTE If you are navigating the CD using Windows Explorer or a similar application go to the Tools UnxUtils directory LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 6 EKC LM35811 QUICKSTART 2 Download the zip file to your PC and extract the contents to your C drive You now have a bin and usr direct
16. the StellarisWare components and flashed the device using GDB To learn more about using GDB commands type help This displays a list of help topics which can be expanded For example typing help data lists the commands available for doing data operations LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 10 EKC LM35811 QUICKSTART References The following references are included on the Stellaris LM3S811 Evaluation Kit Documentation and Software CD and are also available for download at www luminarymicro com Stellaris LM3S811 Evaluation Kit User s Manual StellarisWare Software Order Number SW LM3S Stellaris Peripheral Driver Library User s Guide Order Number SW DRL UG Stellaris LM3S8 amp 11 Microcontroller Data Sheet In addition the following website may be useful CodeSourcery website at http www codesourcery com Support Information For support on Luminary Micro products contact support luminarymicro com 1 512 279 8800 ext 3 Copyright 2007 2009 Luminary Micro Inc All rights reserved Stellaris is a registered trademark and the Luminary Micro logo is a trademark of Luminary Micro Inc or its subsidiaries in the United States and other countries ARM and Thumb are registered trademarks and Cortex is a trademark of ARM Limited Other names and brands may be claimed as the property of others Luminary Micro Inc i 108 Wild Basin Suite
17. uilding StellarisWare with GCC For all examples the UnxUtils package is used as the command line interface The Sourcery G IDE is not discussed in this document l Using your command line utility shell navigate to the StellarisWare directory For this example assume that StellarisWare was extracted to C StellarisWare MYPC cd C StellarisWare Type make to build the StellarisWare components and software examples MYPC make You see the compiler going through the build process for each file and build the output files axf and bin LUMINARY MICRO Rev 1 3 support luminarymicro com 512 279 8800 ext 3 8 EKC LM35811 QUICKSTART Step 5 Running GDB The GDB stub is installed with the CodeSourcery tools and is located in the CodeSourcery Sourcery G bin directory which is installed to C Program Files by default In this example the hello example from StellarisWare ev lm3s81 1 hello is loaded into flash l To run GDB open a shell window and navigate to the ev Im3s81 1 hello gcc directory of StellarisWare Again assume that StellarisWare is located at C StellarisWare MYPC cd C StellarisWare ev 1m3s811 hello gcec Now type arm stellaris eabi gdb hello axf this assumes that you have already built the examples as described in Step 4 After pressing Enter you see MYPC rm stellaris eabi gqdb hello axt GNU gdb Sourcery G
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