Stellaris LM3S6432 Serial-to-Ethernet
Contents
1. Revision History Revision Date Description 1 16 2008 First release 1 1 18 2008 Second release 2 1 21 2008 Added JTAG pullups 1 25 2008 Added pulldown to U2 pin 1 to enable operation with ICL3223 RA 1 26 2008 Released for manufacturing RB 2 12 2008 Fixed S1 S2 pads rotated J3 fixed net names RC 4 2 2008 Added pulldown resistor to U1 K3 added pullups to U2 to enable transceiver after reset Renamed GNDPHY U1 K3 to ERBIAS fixed termination for ethernet RX signals Added JTAG test pads ul UORX 1 EI UOCTS ku PAU UORX HEIZ UOTX Mi DI UORTS UIRTS SPISEL Mi PAVLUGTX PBUCCP2 CH XVR INV n DESEE ME PADSSICLK PB2 DCOSCL 11 PA3SSI0FSS PBNDCOSDA xE PAWSSI0RX PB4 C0 zie 5 PASISSIOTX PBS CI b TE PASCCPI PB6 CO PAT PB7 TRST u2 B PCO TCK SWCLK PD0PWM0 13 rin D gt2. E 10 M EE 11 zie uuu 11 Mechanical ui tom a a a a a a prier hota hipa TELE nr 11 Chapter 2 Serial to Ethernet Configuration and Firmware Update 13 Accessing the Configuration Website n 13 Using the Finder Utility 2 2 pieces erre eite rtp creed tenet yka 13 Usmo My v feli dad tT 14 Using the LM S2E Browser Application nasa 15 Home PAGO eta alain dte dues Lar n OR 15 Port 0 and Port 1 Settings aqu au kuqa 16 Miscellaneous Settings Page nn tite rao de eden ne vae oua due 18 Firmware Update Pages ssn ecu pnr ue A EL eme en ime oni peres 19 Chapter 3 Using the S2E Module as a Serial Extender over Ethernet eee 21 Chapter 4 Using Serial to Ethernet as a Virtual COM u 23 REOR E 23 Install GOmOGOr fate eae ane On cem ae 23 Install Gomiet
3. Network Seriatonly Device Telnet Data Computer with and COV2TCP software installed Serial to Ethernet Module Before configuring VCP please complete all steps in the S2E Quickstart Guide and get familiar with using the web configuration interface Install com0com ComOcom is an open source virtual serial port driver for Windows Once installed it will configure one or more pairs of virtual COM ports each time Windows starts 1 Insert the RDK Documentation and Software CD into the CD ROM drive of your computer If Autoplay is enabled on your PC the index htm file automatically opens in your default web browser If not use Windows Explorer or other browser to open the index htm file manually 2 From the CD menu click the Install comOcom button this will start the installation process If you prefer to manually install comOcom the setup exe file is located in the Software com0com directory 3 ComoOcom installation starts with the following dialog November 4 2009 23 Using Serial to Ethernet as a Virtual COM Port Null modem emulator comOcom Setup Welcome to the Null modem emulator comOcom Setup Wizard This wizard will guide you through the installation of Null modem emulator Itis recommended that you dose all other applications before starting Setup This will make it possible to update relevant system files without having
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5. 4 2009 CHAPTER 5 Hardware Description The Serial to Ethernet S2E board is a simple add on product that provides serial UART to Ethernet communications Existing systems that lack Ethernet connectivity but have a UART port can be easily upgraded by the addition of the S2E module A simple web server is used for module configuration The Serial to Ethernet Reference Design Kit RDK adds a second board S2E CKIT with connectors and cables for easy connection to a PC All design files are provided on the RDK S2E CD Block Diagram Figure 5 1 shows the S2E block diagram Figure 5 1 Serial to Ethernet Block Diagram J1 XV UORX XV UOTX U1TX U1CTS XV UOCTS XV UORTS November 4 2009 35 Hardware Description 36 November 4 2009 Schematics This sections contains the schematic diagram for the S2E Module Serial to Ethernet module on page 38 November 4 2009 37 4 UIRX SPIRX XV UTTX SPITX XV U0TX UICTS SPICLK XV UDCTS UIRTS SPISEL XV UORTS RSTn aav sv
6. IP Address o Firmware Update SEE J Default Gateway 0 Ip Update Settings General Configuration Settings Module Name Luminary Micro Serial2Ethernet Module 6432 Update Settings Restore Factory Defaults Restore all options to their factory default states Restore Defaults LUMINARYMICRO Outstanding in the field Copyright 2008 Luminary Micro Inc All rights reserved internet amp 1006 Firmware Update Page The Firmware Update page provides the capability for the application to call the boot loader to initiate a firmware update over Ethernet Once the boot loader is executing LM Flash Programmer can be used to update the firmware LM Flash Programmer is provided on the CD that comes with the S2E RDK and can also be accessed from the website at http www luminarymicro com products software updates html The steps to complete the firmware update 1 Using LM Flash Programmer a Start the LM Flash Programmer GUI b On the Configuration tab select Manual Configuration from the Quick Set pull down menu November 4 2009 19 Serial to Ethernet Configuration and Firmware Update 20 c Selectthe Ethernet Interface option from the Interface pull down menu Complete the Client IP Address field with the IP address shown on the Firmware Update page e Complete the Client MAC Address field
7. Next November 4 2009 27 Using Serial to Ethernet as a Virtual COM Port Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for 959 com com serial port emulator Click Finish to close the wizard When the New Hardware Wizard completes click Finish Repeat for the second half of the Virtual Com port pair ComOcom has now created virtual Com ports CNCAO and CNCBO These ports will be visible to Windows serial applications such as HyperTerminal The port names can be change by running the LM S2E Configuration application For LM S2E Configuration application installation instructions see Install LM PC S2E Configuration on page 28 Install com2tcp 2 is an open source project used in conjunction with comOcom to redirect data traffic from a virtual COM port on the PC to a telnet server or client on the Ethernet network To install 2 1 In the RDK documentation and software CD menu select Install com2tcp 2 Inthe Install com2tcp page that appears right click com2tcp application 3 When prompted select Save Target As and navigate to your selected installation location It is recommended that you install com2tcp in the same directory as comOcom by default this is C Program FilesNcomOcom Install LM PC S2b Configuration 28 The Serial to Ethernet PC Configuration application offers a convenient method of setting up VCP con
8. Once this query completes the Serial to Ethernet Modules pane of the main application window updates to show a complete list of the modules found Once this list appears select the module to which you want to set up a connection Double click a module to launch its configuration website 4 In the comOcom Port Pairs pane click the to the left of Virtual Port Pair 0 to expand the listing Select one of the two virtual COM ports listed This is the port that com2tcp will use in the connection you are configuring 5 Enter a Connection Name for this connection Enter the Telnet Server Port Number TCP IP port number for the S2E module and serial port To find the Telnet Server Port Number double click the configuration module s listing to go to its website Then go to the Status amp Configuration page and locate the Local Telnet Port Number row and select the number for the serial connection Port 0 or Port 1 that you wish to use with this connection 7 Select Start this connection automatically when Windows starts This ensures that the LM S2E Launch companion application automatically starts the connection If you do not select this option the LM S2E Launcher application does not start the connection even if you run it manually unless you provide the a command line option that instructs the launcher to start all connections 8 Click Create Connection to save the information on the newly configured connection for future use b
9. S2E module s web based configuration interface W Using the Finder Utility Using My Network Places W Using the LM S2E Browser Application Using the Finder Utility NOTE It is assumed that the StellarisWare Firmware Development Package for the S2E has already been installed and that the S2E module has been connected as described in the Installation section of this document To access the configuration website using the Finder utility 1 Browse to the StellarisWare tools bin directory 2 Double click on the finder exe icon The Finder utility starts and you should see the S2bE module in the list of available Stellaris amp boards similar to the screen shot below Stellaris R Board Finder o Available Stellaris Boards IP Address MAC Address ClientiP Application November 4 2009 13 Serial to Ethernet Configuration and Firmware Update 3 Start your web browser and type the IP address found in Step 2 into the address bar The S2E configuration website loads Using My Network Places 14 To access the configuration website without using the S2E configuration application Windows must first be configured to show icons for networked UPnP devices To do this in Windows XP follow these steps 1 Click Start and then click Control Panel Click Add or Remove Programs 2 Click Add Remove Windows Components 3 Inthe Components list click to select the Networking Services check box and then click Detail
10. audio Data Converters dataconverter ti com Automotive www ti com automotive DLP Products www dlp com Broadband www ti com broadband DSP dsp ti com Digital Control www ti com digitalcontrol Clocks and Timers www ti com clocks Medical www ti com medical Interface interface ti com Military www ti com military Logic logic ti com Optical Networking www ti com opticalnetwork Power Mgmt power ti com Security www ti com security Microcontrollers microcontroller ti com Telephony www ti com telephony RFID www ti rfid com Video amp Imaging www ti com video and ZigBee Solutions www ti com lprf Wireless www ti com wireless Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2009 Texas Instruments Incorporated
11. method for accessing their web based configuration pages November 4 2009 29 Using Serial to Ethernet as a Virtual COM Port The S2E module connects to the remote serial device as shown in Figure 4 3 Figure 4 3 S2E module connection over Ethernet Host PC System Legacy Serial com2tcp Application com0com virtual port pair Serial Device Remote Location Connection Creation 30 The LM S2E Configuration application gathers the information necessary for creating these connections using com0com and UPnP and then saves entries in the system registry which are later read by the LM S2E Launcher companion application when it starts the connections The connections created here assume that the S2E module is running as a telnet server which is the default for this module To create a new connection between a virtual COM port on the PC and remote device 1 Select Start gt All Programs gt Luminary Micro gt Serial to Ethernet Configuration gt LM S2E PC Configuration The first time the application starts it ensures that com0com and com2tcp are present If you did not install these in the default locations the application prompts you for the location of each You only have to provide this location information once and will not be reprompted unless you remove one or both packages or move one or both packages to a new location If one or other of the packages is not installed the application
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13. to reboot your computer Click Next to continue Click Next Null modem emulator comOcom Setup License Agreement Please review the license terms before installing Null modem emulator com0com 2 Press Page Down to see the rest of the agreement GENERAL PUBLIC LICENSE Version 2 June 1991 Copyright C 1989 1991 Free Software Foundation Inc 59 Temple Place Suite 330 Boston MA 02111 1307 USA Everyone is permitted to copy and distribute verbatim copies of this license document but changing it is not allowed Preamble The licenses for most software are designed to take away your freedom to share and v If you accept the terms of the agreement dick I Agree to continue You must accept the agreement to install Null modem emulator comOcom Nullsoft Install System v2 31 Click Agree 24 November 4 2009 Stellaris S2E User s Manual Null modem emulator comOcom Setup Choose Components Choose which features of Null modem emulator you want to install Check the components you want to install and uncheck the components you don t want to install Click Next to continue Select components to install rtm Position your mouse Start Menu Shortcuts over a component to v CNCA0 CNCBO see its description Space required 261 0KB Mullsoft Install System v2 31 Leave the Component setup at the default settings Cl
14. will continue to run but will offer the LM S2E Browser functionality and not show any com0com com2tcp options 2 Once the application locates both the comOcom and com2tcp packages the main application window appears as shown in Figure 4 4 November 4 2009 Stellaris S2E RDK User s Manual Figure 4 4 Main LM S2E Configuration application window Serial to Ethernet Configuration Create Connections Edit Connections Manual Creation Select one port from the comOcom Port Pairs list and one Serial to Ethernet module enter a name for the connection the port number that you want to connect to on the S2E module and press Create Connection to create a new comOcom com2tcp connection Items displayed in bold are not currently in use by any connection configured on this system com com Port Pairs Serial to Ethernet Modules 3 Virtual Port Pair 0 Data Log Serial2Ethernet Module 10 47 6 81 CNCAO Test Rig Serial2Ethernet Module 10 47 6 79 Create New Pair Found 2 devices Connection Name Connection to Test Rig port 1 Double click the S2E module above to see its current configuration Telnet Server Port Number 26 The S2E must be operating as a telnet server Enter the Local Port Number here Start this connection automatically when Windows starts Will connect CNCBO to Test Rig Serial2Ethernet Module 10 47 6 79 LUMINARYMICRO 3 The application performs a UPnP query to discover all S2E modules on the network
15. 1 Open one HyperTerminal window On Windows XP HyperTerminal can be found by clicking Start Programs Accessories and then Communications Enter a name for the terminal window and click OK In the Connect Using pull down menu select the COM port associated with the port that the DB9 cable is connected to on your PC and click OK 4 Select 115200 for Bits per second 8 for Data bits None for Parity 1 for Stop Bits and None for Flow Control Open another HyperTerminal window Enter a name for the terminal window and click OK 7 Inthe Connect Using pull down menu select CNCA0 Then click OK November 4 2009 33 Using Serial to Ethernet as a Virtual COM Port 8 Now you can type in one of the HyperTerminal windows and see the text displayed in the other HyperTerminal window This demonstrates the S2E module converting serial data to Ethernet and vice versa Figure 4 7 show the HyperTerminal File Properties Dialog configuration In this example the connection was named S2E VCP Figure 4 7 HyperTerminal File Properties Dialog S2E VCP Properties Enter the area code without the long distance prefix Area code Phone number Connect using CNCA0 _ ha ComO0com and com2tcp are open source GPL projects For additional information and source code for the comOcom and 2 refer to the S2E documentation and source code CD or search the Internet for the respective project name 34 November
16. 1 and configure it for 115200 bits per second 8 data bits no parity 1 stop bit and no flow control 9 Once HyperTerminal is started and configured on each of the PCs messages can be sent from one PC to the other by simply typing in the HyperTerminal window Note that the default HyperTerminal settings will not display the typed characters in the transmitting window 22 November 4 2009 Using Serial to Ethernet as a Virtual COM Port The S2E module can be configured to appear as a virtual COM port VCP on a computer running Windows VCP software is provided on the RDK Documentation and Software CD Overview The Virtual COM port VCP feature allows legacy software that only supports serial communication to communicate with a serial only device over Ethernet Figure 4 1 shows a typical S2E module application This section describes how to install the VCP software necessary to map the S2E module to a Windows COM port VCP operation requires two separate applications The first comOcom creates a virtual COM port pair Then com2tcp links one half of the virtual COM port pair to the S2E module The application software for example HyperTerminal connects to the other half of the virtual COM port pair To easily set up and configure com0com and com2tcp connections to specific modules use the LM S2E Configuration application included on the software CD Figure 4 1 Typical S2E Module Virtual COM Port Ethernet 4
17. 9 Stellaris S2E RDK User s Manual IP address isthe actual S2E IP address for example 169 254 5 67 telnet port is the actual telnet port number for example 23 For an example of this command string and the module s response see Figure 4 5 Figure 4 5 Manual VCP configuration Command Prompt com2tcp telnet CNCBO 169 254 5 67 23 C Documents and Settings gt cd c program filessxcomBcom conBcon con2tcp telnet CNCB 169 254 5 67 2 WE baud 192008 data 8 parity no stop 1 OK ComOcom now has an established link between the S2E module and virtual COM port CNCBO allowing Windows applications to connect to the S2E module through the virtual COM port CNCAO the port used by the legacy serial application When communication occurs com2tcp provides status information in the command prompt window as shown in Figure 4 6 Figure 4 6 Com2tcp communication shown in the command prompt window Command Prompt com2tcp telnet CNCBO 169 254 5 67 23 C gt cd c program files conm con Files conBcon con2tcp telnet NN NCNCB80 169 254 5 67 23 NCNCB0 bauds19200 data 8 paritu no stop 1 gt OK If you need to end com2tcp click the command prompt window to be sure it is the active window and press CTRL C Verify VCP Operation Connect the S2E hardware as described in the Quickstart Guide Open two HyperTerminal windows one Virtual COM port and one standard COM port as follows
18. Completed Nullsoft Install System v2 31 Installation will complete When installation is done click Next Null modem emulator comOcom Setup Completing the Null modem emulator Setup Wizard Null modem emulator has been installed on your computer Click Finish to dose this wizard Click Finish The Windows New Hardware Wizard will now run automatically for each of the two new Virtual COM ports Please complete the following steps twice 26 November 4 2009 Stellaris S2E RDK User s Manual 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 your permission Read our privacy policy Can Windows connect to Windows Update to search for software O Yes this time only O Yes now and every time connect a device ei Windows will detect the new Com port When the New Hardware Wizard run select No not this time and click Next Found New Hardware Wizard This wizard helps you install software for com com serial port emulator if your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do inst O Install from a list or specific location Advanced Click Next to continue Select Install the software automatically Click
19. J3 Header Pin Signal Description 3 3 V 3 3 V 3 3 V power input Use only if the USB power connector is not used other wise leave unconnected GND GND Ground signal Flow Control The S2E module supports bidirectional RTS CTS flow control as defined in the RS 232 E standard For the receiver in this mode of operation the S2E asserts the CTS signal when it capable of receiving data and it deasserts the signal when transmission by the remote serial device should be paused In the S2E module the CTS signal is asserted by setting the CTS output GPIO for the 0 or low level The signal is deasserted by setting the GPIO output value to the 1 or high level For the transmitter the RTS GPIO signal is monitored for state changes When the state changes to asserted transmission is allowed resumed When the state changes to deasserted transmission is paused The polarity of the RTS GPIO signal is interpreted in the same way as for the CTS GPIO signal If the RTS GPIO signal is 1 or high level it is considered to be deasserted and the UART transmitter is disabled the current byte if any is completed When the signal is 0 or low level it is considered to be asserted and the transmitter is re enabled Installation 10 The requirements for installation include a PC with an available serial port with a DB9 male connector and a USB port and an available 10 100Mbit network port The S2E CKIT board contains the
20. Materials a 39 Table B 2 Serial to Ethernet Connector Board Bill of Materials 40 November 4 2009 November 4 2009 CHAPTER 1 Stellaris Serial to Ethernet Reference Design Kit Overview Stellaris Reference Design Kits RDKs accelerate product development by providing ready to run hardware This kit includes all the necessary cables S2E connector board and software to run a demo application out of the box Figure 1 1 Serial to Ethernet Module and S2E Connector Board Using the RDK The recommended steps for using the RDK are m Follow the Quickstart Guide included in the kit The Quickstart guide will help you get the S2E module up and running in minutes It also contains important safety information that should be read before using the RDK Follow the appropriate chapters in this document to configure the S2E module for a specific application W If required customize the S2E module hardware and software Texas Instruments provides full source code and design files 1 Images are not shown to scale November 4 2009 7 Stellaris Serial to Ethernet Reference Design Kit Overview Features The S2E module is intended as a simple add on product to existing systems to provide network connectivity The RDK contains all the necessary hardware to quickly evaluate the module cap
21. November 4 2009 Stellaris S2E User s Manual Figure 1 2 Serial to Ethernet Module JTAG Header Mounting Pads Hole Network Connector S2E Header Connector nc Faceplate Spacers M3 thread Mounting Hole Serial to Ethernet Connector Board Figure 1 3 shows the Serial to Ethernet connector board The board connects to the S2E module via the J1 connector and provides connectors for power and serial port connections during RDK evaluation and development Power can be provided by the USB connector 5 V or by the J3 header 3 3 V A power indicator LED turns on when power is applied Header J2 provides the CMOS TTL signals for the module Port1 signals see Table 1 1 The J3 header signals are shown in Table 1 2 Figure 1 3 Serial to Ethernet Connector Board USB Power PORTO Connector Connector Power Indicator S2E Socket Connector Bottom side Standoff PORT1 Header Holes 3 3V Header November 4 2009 9 Stellaris Serial to Ethernet Reference Design Kit Overview Table 1 1 J2 Header Signals J2 Header Pin Stellaris GPIO Description 1 PD2 PA4 Serial data input to S2E module UART or SPI 2 PD3 PA5 Serial data output from S2E module UART or SPI 3 PA3 UART CTS output or SPI select signal 4 PA2 UART RTS input or SPI clock signal 5 RSTn Reset input to S2E module leave unconnected if unused 6 GND Ground signal Table 1 2 J3 Header Signals
22. Stellaris Serial to Ethernet Reference Design Kit User s Manual Xi TEXAS INSTRUMENTS RDK S2E 04 Copyright 2008 2009 Texas Instruments Copyright Copyright 2008 2009 Texas Instruments Inc All rights reserved Stellaris and StellarisWare are registered trademarks of Texas Instruments 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 Texas Instruments 108 Wild Basin Suite 350 x Austin TX 78746 TEXAS Main 1 512 279 8800 Fax 1 512 279 8879 INSTRUMENTS http www luminarymicro com Cortex Intelligent Processors by ARM a r a w ARM 2 November 4 2009 Stellaris S2E RDK User s Manual Table of Contents Chapter 1 Stellaris Serial to Ethernet Reference Design Kit Overview 7 Using the RD Ks y eu de i kaypakka a eshte peri eet TER D Leti eats iere aed 7 Features u ann NEU a dec NAS teta ee ee es 8 KILO0On E E TRIES 8 DE S0IDIIOpD EIER 8 Serial to Ethernet Mod le eder ert e tere e Dieter a d Dee POR Rete 8 Serial to Ethernet Connector Board n 9 FOW CONN dte Dex eed dota Du dit T E Deve d doen dun etd dte Tv d d in aaa P Qam 10 DEED E
23. abilities The S2E module RDK has the following features LM3S6432 Stellaris microcontroller with 96 kB of Flash memory and 32 kB of SRAM 10 100 Mbit Ethernet port Two serial ports PORTO is an asynchronous serial port with RS232 levels Data rates up to 230 400 bits sec e Includes RTS CTS for flow control PORT has 4 CMOS TTL level signals that can be configured several ways Data rates up to 1 Mbit sec As an asynchronous serial port with RTS CTS flow control or with 2 GPIOs e As 4 GPIOs Asa synchronous serial port master or slave with support for SPI uWire and other synchronous protocols RDK is USB powered no additional power supply required Ethernet boot loader for firmware upgrades JTAG 10 pin debug header Kit Contents S2E Module Serial to Ethernet module S2E CKIT Serial to Ethernet connector board USB A to miniB cable For powering the module Serial cable DB9M DB9F For connecting module to PC serial port Ethernet retractable cable For connecting S2E module to the network 20 pin to fine pitch 10 pin ARM JTAG debug adapter S2E CKIT standoffs For optional attachment to S2E CKIT board Description Serial to Ethernet Module Figure 1 2 shows the S2E module diagram The S2E header connector provides the serial port signals and power signals to the module For the RDK this is connected to the S2E CKIT see Figure 1 3 For more information on the S2E module see the Serial to Ethernet board data sheet
24. ame and press ENTER Manual VCP Configuration 32 If you do not want to install the LM S2bE Configuration application you can manually configure and start com0com and 2 connections To manually create a virtual port pair select All Programs gt com0com gt setup Once you create a virtual port pair com2tcp establishes a link between one of the two ports in the pair and the S2E module You can select either port for use with com2tcp You must also know the following m The module s IP address For information on determining the IP address using My Network Places see the S2E RDK Quickstart document B The module s telnet port number The default telnet port numbers are 23 and 26 For information on determining the specific telnet port numbers see the S2E RDK Quickstart document The process for manual VCP configuration shown here assumes the creation of a comOcom port pair with the default name as occurs with initial installation of the comOcom package and that 2 will use CNCBO and the legacy serial application will use CNCAO 1 Open a command prompt window to do this select Start gt All Programs gt Accessories gt Command Prompt Change to the installation location for com2tcp At the command prompt enter com2tcp telnet NN N lt CNCB0 gt IP address telnet port where CNCBO is the name of the VCP used by 2 for which CNCBO is the default name November 4 200
25. connectors required for powering and connecting the module and sits on top of the S2E module Use the following steps to connect the S2E module to the S2E CKIT connector board see Figure 1 4 1 Attach the provided nylon standoffs to S2E CKIT optional 2 Attach S2E CKIT to the S2E module Align the 12 pin socket to the 12 pin connector on the S2E module and press firmly November 4 2009 Stellaris S2E User s Manual 3 Connect the serial cable DB9M male side to the DB9F female connector on the S2E CKIT and DB9F side to the serial port on the PC 4 Connectthe USB cable MiniAB plug to the S2E CKIT and the other side to the PC The green LED on the S2E CKIT should turn on indicating that the S2E module is now powered 5 Connect the ethernet retractable cable to the S2E module and to a network port Figure 1 4 S2E Module Connection to S2E CKIT Optional Standoffs Specifications Electrical W USB power 5V at 200mA Mechanical S2E module PCB size 1 475 x 1 555 x 0 63 39 5 mm x 37 5 mm x 16 mm B S2E CKIT PCB size 1 475 x 1 5 x 0 57 39 5 mm x 38 1 mm x 14 5 mm November 4 2009 11 Stellaris Serial to Ethernet Reference Design Kit Overview 12 November 4 2009 Serial to Ethernet Configuration and Firmware Update The sotware in the S2E module includes an embedded web server that provides a convenient configuration interface Accessing the Configuration Website You can access the
26. ctor board port 0 is the serial port being used for both S2E modules November 4 2009 21 Using the S2E Module as a Serial Extender over Ethernet NOTE In a longer term situation the two S2E modules would be configured to have static IP addresses since IP addresses can change over time when using DHCP Connect the serial port of one of the S2E modules to the serial port of a PC Connect the serial port of the other S2E module to the serial port of another PC Connect both S2E modules to a network with a DHCP server Power both S2E modules After the modules power up both will automatically be configured as telnet servers by default One will need to be configured to be a telnet client Use a PC to double click on one of the UPnP icons that corresponds to one of the S2E modules This will load the configuration website for that S2E module For details on accessing and using the configuration website see the S2E Configuration and Firmware Update section m gt N Once the configuration page is loaded click the link for Port 0 Settings Configure the Telnet Mode to be Client the Local Telnet Port Number and Remote Telnet Port Number to be 23 and the Telnet Server IP to be the IP address of the other S2E module 8 Open HyperTerminal on each of the PCs connected to the S2E modules For each instance of HyperTerminal select the COM port used by that PC to connect to the S2E module most likely COM
27. ellaris S2E RDK User s Manual Remote Telnet Port Number specifies the remote telnet port number to be used when the Telnet Mode is set to Client Telnet Mode specifies whether the telnet mode for that port will be Server or Client Telnet Protocol specifies whether the data for the port will be Telnet or Raw Telnet Server IP specifies the IP address of the telnet server when the Telnet Mode is set to Client Telnet Timeout specifies the telnet timeout in seconds The default is 0 and specifies that no timeout is to be used After changing the settings click the Apply Changes button to cause the changes to take effect If the Make these the default settings check box is checked before clicking the Apply Changes button then the new settings are applied each time the S2E module is reset Otherwise the existing defaults are used whenever the module is next reset Figure 2 3 shows the configuration page for Port 0 November 4 2009 17 Serial to Ethernet Configuration and Firmware Update Figure 2 3 Port 0 Configuration Window Luminary Micro S2E Module Windows Internet Explorer DAR Go gt I nito 10 47 6 82 Goog Ps File Edit View Favorites Tools Help m gt w k I Luminary Micro S2E Module fab ij Page G Tools Luminary Micro S2E Module LUMINARYMICRO Port 0 Settings Home Luminary Micro Serial2E
28. ep erm a el DOR p m E ee Sie toe 28 Install LM PC 52 Configuratio N 28 Configure VCP Using the LM S2E PC Configuration Application 29 GonriectiortOreatioiii s sluku a inei t ir hu e paid ar uc aimed 30 egeo m un 32 k occorre edet ata seed eder ee chao tee Pia Er adi Taa 32 Verity VGP Operation aee dp ree gane v tb ea pe a pue aug Ce a ee ee ee ege 33 Chapter 5 Hardware Description U u u u u u nnne tnn ansia sant nnn u 35 Bock 0 IDE 35 Ps Der HE uiu 37 Appendix B Bill of Materials 1 U 39 November 4 2009 3 List of Figures Figure 1 1 Figure 1 2 Figure 1 3 Figure 1 4 Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 3 1 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 4 5 Figure 4 6 Figure 4 7 Figure 5 1 Serial to Ethernet Module and S2E Connector Board sss 7 Serial to Ethernet Module n innen nens ennt 9 Serial to Ethernet Connector Board sss entente enne nnns 9 S2E Module Connec
29. ernet Bill of Materials Continued S1 S2 SMT_RA_M3 SMT right angle SMT RA M3 Penn SMTRAM3 7 5ET fastener M3 thread Engineering amp Manufacturing PEM U1 ARM Cortex ARM Cortex M3 BGA108C80P12X12 Texas LM386432 IBZ50 M3 Microcontroller 1000X1000X150 Instruments Microcontrolle r U2 ICL3223 RS 232 Transceiver 2 SSOP 20 Intersil ICL3223bECAZ TX 2 RX 250Kbit U3 PQ1N333MA IC 350mA LDO SOT89 5 Sharp PQ1N333MASPQ SPQ regulator Microelectronics Y1 8 000 MHz XTAL 8 000MHz Crystal NX8045 NDK NX8045GB 8 000000MHZ Y2 25 MHz XTAL 25MHz SMT Crystal NX5032 NDK NX5032GA 50 25 000000MHZ Table B 2 Serial to Ethernet Connector Board Bill of Materials D1 GREEN LED LED GREEN SGL 20mA LED T1 3mm KINGBRIGHT WP132XGD TH J1 SKT 2X6 SKT 2x6 2mm CTR SKT2X6 2mm Hirose Electric DF11 12DS 2DSA 2mm Co J2 HDR 1X6 HDR 1x6 0 025 PIN HDR1X6 Molex 22 28 4063 0 1 CTR J3 HDR 1X2 HDR 2x1 0 025 PIN HDR1X2 Molex 22 28 4023 0 1 CTR J4 DB9 F DB9 F DB9 47X70 FEMALE TycoElectronics 5747844 4 AMP J5 USB Mini AB CONN USB Min AB USB miniAB Molex 56579 0519 Socket Socket through hole R1 330 RES SO 0603 330 AXIAL 0 4 KOA Speer MF1 4DCT52R3300F Ohm 1 1 4W November 4 2009 IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries TI reserve the right to make corrections modifications enhancements improvements and other changes to it
30. gt Luminary Micro gt Serial to Ethernet Configuration To start the PC Configuration application select LM S2E PC Configuration For instructions on how to do this see Configure VCP Using the LM S2E PC Configuration Application on page 29 gm view the application s help file select LM S2E PC Configuration Help or press the F1 key while the application is running To start VCP connections to S2E modules if not automatically started upon Windows boot see step 4 of Install LM PC S2E Configuration select the LM S2E Launcher companion application To search for S2E modules on the network and access their configuration pages select LM S2E Browser Configure VCP Using the LM S2E PC Configuration Application The LM S2E Configuration application offers easy creation and modification of VCP connections using a single application Such connections contain several components W The legacy serial application connects to a virtual COM port on the PC This port is one of a pair created using comOcom From within the LM S2E Configuration application you can create new port pairs and edit the names of existing ports to cater to serial applications that do not understand the default CNCA CNCB naming convention used by comOcom The second port in the pair is opened by com2tcp which creates a telnet connection to the remote S2E module over Ethernet The Configuration application lists all S2E modules it finds and offers a convenient
31. hereof Use of such information may require a license from a third party under the patents or other intellectual property of the third party or a license from TI under the patents or other intellectual property of TI Reproduction of TI information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties conditions limitations and notices Reproduction of this information with alteration is an unfair and deceptive business practice TI is not responsible or liable for such altered documentation Information of third parties may be subject to additional restrictions Resale of TI products or services with statements different from or beyond the parameters stated by TI for that product or service voids all express and any implied warranties for the associated TI product or service and is an unfair and deceptive business practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications and acknowledge and agree that they are solely responsible for all legal regulatory and
32. ick Next Null modem emulator comOcom Setup Choose Install Location Choose the folder which to install Null modem emulator C Setup will install Null modem emulator comOcom in the following folder To install in a different folder click Browse and select another folder Click Install to start the installation Destination Folder C Program Space required 261 0KB Space available 28 1GB Nullsoft Install System v2 31 Choose the Install Location Click Install November 4 2009 25 Using Serial to Ethernet as a Virtual COM Port Null modem emulator comOcom Setup Installation Complete Setup was completed successfully Completed BRRRRRRARRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRARRRRAN Extract setupg exe 10096 Created uninstaller C Program Files comOcom uninstall exe Create folder C Documents and Settings jquy Start Menu Programs com0com Create shortcut C Documents and Settings jguy Start Menu Programs comOcom Se Create shortcut C Documents and Settings jquy Start Menu Programs com0com Se Create shortcut C Documents and Settings jquy Start Menu Programs comOcom U Create shortcut C Documents and Settings jguy Start Menu Programs comOcom R Execute setupc exe output C DOCUME 1 jguy LOCALS 1 Temp nspE6 tmp inst CNCAO PortName CNCBO PortName Delete file C DOCUME 1 jguy LOCALS 1 Temp nspE6 tmp
33. nections to S2E modules It allows the creation of comOcom virtual COM ports and their connection to particular S2E modules using com2tcp To install the LM S2E Configuration application 1 In the RDK documentation and software CD menu select Windows Configuration Utility Download 2 When the Welcome window appears click Next November 4 2009 Stellaris S2E RDK User s Manual 3 Inthe license agreement window select I Agree and click Next In the Installation Options window selecting Start all connections automatically recommended allows the application to automatically start all appropriately configured VCP connections when Windows boots and adds the option LM S2E Launcher under All Programs in the Windows Start menu 5 Click Next Choose the desired installation location or use the default installation location indicated Click Next 7 Click Next to confirm the installation process and start copying application files 8 When the Installation Complete window appears click Close After installation completes review the options available in your Windows Start menu You should see the menu group highlighted in Figure 4 2 Figure 4 2 Luminary Micro menu group faa Luminary Micro e EK LM353748 e Stellaris Peripheral Driver Library gt fm Serial to Ethernet Configuration gt LM S2E Configuration mE LM S2E Configuration Help LM S2E Launcher After selecting Start gt All Programs
34. ows appropriately to show icons for networked UPnP devices Using the LM S2E Browser Application If you installed the S2E configuration applications to access the module configuration website 1 Click Start and then select All Programs gt Luminary Micro gt Serial to Ethernet Configuration gt LM S2E Browser 2 The application shows a list of all the S2E modules on your network If Searching for devices appears below the list wait a few seconds for the list to populate 3 Double click the desired module Your default web browser launches and loads the selected configuration website Home Page The home page of the configuration website shows the current status and configuration information Included are the name IP address and MAC address of the S2E module as well as the current port settings for both port 0 and port 1 Figure 2 2 shows the home page of the website hosted by the S2E module November 4 2009 15 Serial to Ethernet Configuration and Firmware Update Figure 2 2 Home Page of the Configuration Website Luminary Micro S2E Module Windows Internet Explorer v LO http 10 47 6 55 File Edit View Favorites Tools Help Links M Mr wiki M LMI Home w NWS Austin W Main Page Wikipedia the free encyclopedia k amp 0 Luminary Miro S2E Module Bo ES dA page Q Tools sf Luminary Micro S2E Module LUMINARYMICRO Status amp Configuration Home L
35. s 4 Inthe Subcomponents of Networking Services list click to select UPnP User Interface check box and then click OK NOTE To remove the UPnP UI components click to clear the UPnP User Interface check box 5 Inthe Windows Components Wizard click Next For more information on Windows and UPnP visit the Microsoft Help and Support website at http support microsoft com To find the UPnP icon for the S2E module follow these steps 1 Go to My Network Places My Network Places can typically be found by simply clicking Start and then My Network Places 2 Look for a UPnP icon labeled Luminary Micro Serial2Ethernet Module The label should also include the IP address of the S2E module Double clicking on the icon will bring up the configuration website served up by the S2E module in a web browser November 4 2009 Stellaris S2E RDK User s Manual Figure 2 1 LM S2E Browser Window Serial to Ethernet Configuration Browser The list below shows all Serial to Ethernet modules that have been Found on this network Double click a module s name to launch your web browser and show the configuration pages For that module Serial to Ethernet Modules Luminary Micro Serial2Ethernet Module 10 47 6 123 Test Rig Serial to Ethernet Module 10 47 6 121 Found 2 devices LUMINARYMICRO NOTE If the Luminary Micro Serial2Ethernet Module UPnP icon is not present ensure that you have configured Wind
36. s 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 TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI s standard warranty Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty Except where mandated by government requirements testing of all parameters of each product is not necessarily performed TI assumes no liability for applications assistance or customer product design Customers are responsible for their products and applications using Tl components To minimize the risks associated with customer products and applications customers should provide adequate design and operating safeguards TI does not warrant or represent that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or endorsement t
37. t connector board Table B 1 Serial to Ethernet Bill of Materials C1 C10 0 1uF 1005 0402 MURATA GCM155R71C104KA 13 C13 C15 55D C22 C23 C24 C28 C38 C39 C40 C42 C43 C2 C14 0 01uF 1005 0402 MURATA GRM155R71E103KA 5 C29 C30 01D C41 C3 C4 C5 0 47uF CAP 0603 0 47uF 1096 1608 0603 Murata GRM188R71C474KA 6 C6 C9 16V X7R 88D C20 C7 C8 10pF CAP 0603 10 pF 10 1608 0603 AVX 06033A100KAT2A 4 C11 C12 25V COG C17 C19 4 7uF CAP 0805 X7R 4 7uF C0805 Murata GRM21BR61A475M 2 20 10V A73L C21 C27 1uF CAP 0805 X7R 1uF C0805 Murata GRM21BR71A105KA 3 C37 10 10V 01L C33 C34 18pF CAP 0402 18pF 1005 0402 MURATA GRM1555C1H180JZ 4 C35 C36 50V 01D D1 MBR0520 DIODE SCHOTTKY SOD 123 Fairchild MBRO0520L 1 0 5A 20V Semiconductor J1 HDR 2X6 HDR SHROUDED 2x6 HDR2X6 2mm Hirose Electric DF11 12DP 1 SHRD 2mm CTR Co 2DSA 24 J2 PulseJack RJ PulseJack RJ45 with RJ45 SMT J30 Pulse J3011G21DNL 1 45 SMT XFMR 1CT 1 TX RX Engineering SMT J3 HDR 2x5 MH MICRO HDR 2x5 HDR 2x5 SHRD 050 HARWIN M50 3500542 1 0 050 CTR R2 R7 10K RES SO 0603 10K J1 0603 Vishay Dale CRCWO060310KOFKE 4 R10 R16 1 1 10W A R3 R4 330 RES SO 0603 330 J1 0603 Vishay Dale CRCW0603330RFK 2 Ohm 1 1 10W EA R5 R6 R8 49 9 RES SO 0603 49 9 J1 0603 Vishay Dale CRCW060349R9FK 4 R9 196 1 10W EA November 4 2009 39 Table B 1 Serial to Eth
38. thernet Module Port 0 101727529 10 47 6 82 SHE TE EE 00 1a b6 00 43 0c Port 1 Settings Settings Miscellaneous current settings for port 0 may be changed using the form below To make the new settings apply each Settings time the S2E module is reset ensure that Make these the default settings is checked before pressing the Apply Changes button If this control is not checked the changes are applied to the port but the existing Firmware defaults are used whenever the module is next reset Update Curent Updated 174 115207 bits second 230400 gt bits S IB TC ESTA 8 bits character 5 v bits character In una None None SWEN 1 bit s 2 bit s None None v Local Telnet Port Number 23 23 Remote Telnet Port Number N A Iud Server Server Telnet Server IP N A p Jo lb lb If anu Oseconds Seconds 0 for no timeout O Make these the default settings LUMINARYMICRO Outstanding in the field Copyright 2008 Luminary Micro Inc All rights reserved 9 internet amp 100 Miscellaneous Settings Page 18 The Miscellaneous Settings page of the website is divided into three sections IP Address o Selection General Configuration Settings and Restore Factory Defaults The IP Address Selection portion of the page allows configuration of the S2E module to automatically obtain an IP address or use a sta
39. tic IP address at start up If the DHCP AutolP option is chosen the S2E module will first attempt to get an IP address from a DHCP server If a DHCP server cannot be located the S2E module will obtain a link local IP address using the AutolP protocol If the Static IP option is chosen then the Static IP Address Subnet Mask and Default Gateway fields need to be filled in Clicking the Update Settings button will cause the settings to be saved The General Configuration Settings portion of the page allows modification of the Module Name and UPnP port number Clicking the Update Settings button will cause the settings to be saved November 4 2009 Stellaris S2E RDK User s Manual The Restore Factory Defaults portion of the page allows restoring all of the options to their default states Figure 2 4 shows the Miscellaneous Settings page of the website Figure 2 4 Miscellaneous Settings Page Luminary Micro S2E Module Windows Internet Explorer G 9 gt WD http 10 47 6 82 4 x File Edit View Favorites Tools Help we amp O Luminary Micro S2E Module Eo dm Page Luminary Micro S2E Module LUMINARYMICRO Miscellaneous Settings Home Luminary Micro Serial2Ethernet Module Port 0 as 10 47 6 82 00 12 b6 00 43 0c Port 1 Settings IP Address Selection Miscellaneous Settings DHCP AutolP v Address Type Static
40. tion to S2E CKIT shaspaqa is een nnne 11 LM S2E Browser Window nnne nennen nennen nnn sin 15 Home Page of the Configuration Website sse eene nnne 16 Port 0 Configuration Window nsn 18 Miscellaneous Settings Page 19 Implementing a Serial Extender over Ethernet enne 21 Typical S2E Module die eet etos ane ect 23 Luminary Micro menu gro cocco gh repu d epe idem EE ede d Papeete deserere 29 S2E module connection over Ethernet 30 Main LM S2E Configuration application window 31 Manual VCP configuratiohii u y aayqa nennen inen nennen 33 Com2tcp communication shown in the command prompt 33 HyperTerminal File Properties Dialog 34 Serial to Ethernet Block Diagram rennen enne nennen nns 35 November 4 2009 Stellaris S2E RDK User s Manual List of Tables Table1 1 J2 Header SignalS 2 iua ee eaten aaa WA i eee 10 Table 1 2 J3 Header U 10 Table B 1 Serial to Ethernet Bill of
41. uminary Micro Serial2Ethernet Module Port 0 Firmware Revision 0 enge 1047655 Port 1 1 12529 00 1a b6 00 43 03 Settings Current port settings 1 Firmware Baud Rate 115200 bits second 115200 bits second Update 8 bits character 8 bits character None Noe Miscellaneous Settings 1 bit s 1 bit s Flow Control None None Number Telnet Server IP Telnet Timeout LUMINARYMICRO Outstanding in the field Copyright 2008 Luminary Micro Inc All rights reserved internet amp 109 Port 0 and Port 1 Settings Pages 16 The Port 0 Settings page allows configuration of port 0 of the S2E module Similarly the Port 1 Settings page allows configuration of port 1 of the S2E module The following configuration options are provided Baud Rate specifies the baud rate to be used by the serial port There are several options from 110 to 230400 bits S m Data Size configures the number of data bits per character The options are 5 to 8 bits character Parity specifies the generation and checking of the parity bit in the data frame and the type of parity used The options are None Odd Even Mark and Space Stop Bits specifies the number of stop bits at the end of a frame Flow Control specifies the use of flow control The options are None and Hardware Local Telnet Port Number specifies the local telnet port number to be used November 4 2009 St
42. ur e tur 5i GND VDD25 I T T GND VDD25 gt tH HAH el p GND VDD25 oy Cao 25MHz 8 000 MHz AGND VDDA 0 01uF 0 01uF C33 C34 C35 C36 AGND VDDA L L O bid ae bus Ld 40 ohm I00MHz 1 LN386432 B caa ca t T 1 Cas C40 ca pr i O 1uF O 1UF 0 01uF duF 40 Mil Pad 40 Mil Pad SOMiMask 80 Mil Mask FID3 FIDA 05 40 Mil Pad 40 Mil Pad 40 Mil Pad SOMilMask BOMiMask 80 Mi Mask ain Top 108 Wild Basin Rd FID6 FID7 40 Mil Pad 40 Mil Pad 80 Mil Mask 80 Mil Mask Bottom 40 Mil Pad 80 Mil Mask Wis TEXAS INSTRUMENTS Two Wid Basin Suite 350 Austin TX 78746 D This document contains information proprietary to Texas Instruments Inc and shall not be used for engineering design procurement of manufacture in whole or in part without the express written permission of Texas Instruments Copyright 2007 Texas Instruments Inc All rights reserved Designer Drawing Tite Arnaldo Cruz SERIAL2ENET Module Drawn by Page Tile Araldo Cruz FURY BGA108 UART Transceiver RJ45 with Magnetics Approved Size Document Number Rev 3 0001 RC Date 3 25 2008 Sheet 1 e 1 4 APPENDIX B Bill of Materials BOM Table B 1 provides the BOM for the Serial to Ethernet RDK and Table B 2 provides the BOM for the Serial to Etherne
43. with the MAC address shown on the Firmware Update page f Select the Ethernet Adapter of the PC to use g Select to the Program tab Click the Browse button and select the binary file for the updated firmware Using LM Flash Programmer Click the Program button If after a few seconds the LM Flash Programmer status bar does not indicate that the update is in progress using the Firmware Update Page click the Update button November 4 2009 CHAPTER 3 Using the S2E Module as a Serial Extender over Ethernet The application that comes preprogrammed into the S2E module is capable of implementing a serial extender over Ethernet using two S2E modules This scenario is used to connect two serial devices over a network This can be useful to overcome cable length limitations Figure 3 1shows a typical situation for doing this Figure 3 1 Implementing a Serial Extender over Ethernet Seriatonly Device 1 Seriatonly Device 2 Seriakto Ethernet Module Below are the steps for creating a serial extender example For this example the two serial devices are two PCs In addition the following assumptions are made the two S2E modules are connected to a network with a DHCP server so an IP address can be automatically acquired the two S2E modules are connected to the same subnet as a PC that can be used to configure them the S2E modules have the factory default settings and that conne
44. y the LM S2E Launcher November 4 2009 31 Using Serial to Ethernet as a Virtual COM Port Notice that Virtual Port Pair 0 is no longer bolded indicating that the port pair is already in use and you cannot configure another connection using the same pair To create another VCP pair for use by your second or subsequent connection click Create New Pair and repeat the process beginning with step 4 selecting newly created virtual port pair listing 9 Select Start gt All Programs gt Luminary Micro gt Serial to Ethernet Configuration gt LM S2E Launcher The launcher application reads the connection information you just configured and starts com2tcp to initiate a connection with the desired S2E module 10 You can now start your legacy serial application and open virtual COM port CNCA0 and communicate with the remote serial device attached to the S2E module Edit port names Some serial applications are unable to connect to a serial port named using a form other than COMm where m is the port number Since com0com ports are named CNCAn and CNCBn by default this can cause problems If you encounter this problem the LM S2E Configuration application allows you to change the names of virtual COM ports as long as neither port in the pair is currently part of a configured connection To edit the port name expand the virtual port pair listing that contains the port you want to change Double click the port name edit the connection n
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