Starter Kit and User Manual for the HelloDevice
Contents
1. Re Initialize TCP socket TCPSocketInit 3 Read serial data just ASCII string excluding control characters Max size is limited to 512 bytes in this demo printf nEnter serial data scant s commandBuf Calc serial data length commandLen strlen commandBuf Send command to the HelloDevice err sendto sock amp commandBuf commandLen 0 struct sockaddr amp clientAddr sizeof clientAddr if err 1 perror insend error n 3 exit 1 6 2 2 Implementing Java applet Program source for terminal applet is located in the HelloDevice Install folder Src SerialDemo java folder The source code is from public domain free source telnet java applet We modified the code so that it may work with the HelloDevice Further information on telnet java applet can be found in the folder of 1300 telnet documentat on of the HelloDevice install CDROM 34 Starter Kit and User Manual for the HelloDevice 1300 Appendix A IP address configuration by using cross over Ethernet cable You may configure the wrong IP address for the HelloDevice that cannot be run in your current network environment You might not initialize the IP address of the HelloDevice before you install it to different network environment n these cases you cannot access the HelloDevice via network since only network based IP configuration function is provided in the HelloDevice2. TECHNOLOGIES Starter Kit and User Manual for the HelloDevice 1300 Starter Kit and User Manual for the HelloDevice 1300 Version 1 0 Last revised on July 16 2000 07 16 Printed in Korea Copyright Copyright 2000 Sena Technologies Inc All rights reserved Sena Technologies reserves the right to make changes and improvements to its product without providing notice Trademark HelloDevice is a trademark of Sena Technologies Inc Windows is a registered trademark of Microsoft Corporation Ethernet is a registered trademark of XEROX Corporation Notice to Users When a system failure may cause serious consequences protecting life and property against such consequences with a backup system or safety device is essential The user agrees that protection against consequences resulting from system failure is the user s responsibility This device is not approved for life support or medical systems Changes or modifications to this device not explicitly approved by Sena Technologies will void the user s authority to operate this device Company Address Sena Technologies Inc 210 Yangjae dong Seocho gu Seoul Korea 137 130 Telephone 82 2 573 7772 Fax 82 2 573 7710 Email info sena com Website http www sena com Table of Contents 1 Before You Start 2 Overvlew 3 Main Board Specifications 3 1 Power Supply 3 2 Microprocessor 3 3 Ethernet Interface 3 4 Serial Communication Interface 3 5 Flash M
3. HelloDevice 1300 lt HTML gt lt HEAD gt lt TITLE gt telnet lt TITLE gt lt HEAD gt lt BODY gt lt H1 gt telnet lt H1 gt lt APPLET CODE telnet class Jet jar WIDTH 590 HEIGHT 190 gt lt param name address valflue 192 168 1 15 gt lt param name port value 600 lt param name emulation value vt320 gt lt param name VTcolumns value 40 gt lt param name VTrows value 12 gt lt param name VTfont value Courier gt lt param name VTfontsize value 24 gt lt param name VTbuffer value 8 gt lt param name VTscrollbar value true gt lt param name VTcharset value ibm gt lt APPLET gt lt BODY gt lt HTML gt Figure 5 11 index html file for RS232 communication demo 2 Build and upload web files in SerialDemo folder Follow the procedure described in section 5 1 with web files in SerialDemo folder instead of FirstDemo folder to upload these web pages to the HelloDevice 3 After uploading has been completed run the web browser to go to http 192 168 1 15 index html page If the web page in figure 5 12 is not displayed retry the 2 procedure 4 Test serial communication functionality of the HelloDevice You can try to test communication between your PC and HelloDevice in bi directional manner If you enter characters on terminal applet of the HelloDevice web site they are eventually echoed to the window of HyperTerminal or vice versa In this demo your PC functions both as
4. In these cases you will have to use crossover Ethernet cable for communication with the HelloDevice The ordinary Ethernet cable is straight type in which Rx line is connected into Rx line of other side and Tx line with Tx line of other side Meanwhile crossover Ethernet cable is a cable with Rx connected to Tx of the other side and Tx to Rx of the other side Straight Ethernet cable Cross over Ethernet cable You can emulate the 1 1 networking if you hook up crossover cable between your PC and the HelloDevice without being affected by network routing Take following steps for IP address reconfiguration 1 Remove Ethernet cable from your PC 2 Directly hook up crossover cable between your PC and the HelloDevice 5V power suply User PC Cross over Ethernet Cable 35 Starter Kit and User Manual for the HelloDevice 1300 3 Configure the network environment set up of your PC so that it can communicate with the HelloDevice TCP IP parameters of network configuration should be modified temporarily e g Lets say that IP address of the HelloDevice is 192 168 1 23 and that of your PC is 172 168 1 22 Modify the IP address of your PC and gateway as shown in the following picture TCPVIP Properties Bindings Advanced Metblos DAS Configuration Gateway WINS Configuration IP Address An IP address can be automatically assigned to this computer lFvour network does not automatically assign P addresses ask
5. a user device and as a user PC for remote control of user device 29 Starter Kit and User Manual for the HelloDevice 1300 m gt ilini test Hippel ei tility ce la Package B ME E telnet Microsoft Interne Explores Fe Esi Wiw Gd Faveiltes Help a Bake ae 9 a aa S z HelloDevice 1300 OK AR Address E http 192 160 1 G7 inder him Sena Technologies miTrying 192 168 1 87 6001 Connected to 192 168 1 87 erial Test OF ret Up The Ee mena Technologies f Hellobevice 1300 OF esi Outlook Connection closed press _ e eyi WinZip Easy CO Creator Edom P Figure 5 12 Ethernet Serial conversion demo between the HelloDevice and user PC While A is communicating with user device thru HelloDevice HelloDevice disregards connection request from B This is becuase RS 232C Serial communication only supports 1 1 communication After a few seconds 8 seconds have passed without data transmission between HelloDevice and the remote user HelloDevice disconnects current socket communication and waits for another connection request 30 Starter Kit and User Manual for the HelloDevice 1300 6 Connecting ser Devices In order to communicate with your device connected to the HelloDevice 1300 from the your PC you should implement nternet socket program of your PC It should send ASCII string to the HelloDevice by TCP IP protocol When the HelloDevice receives the string i
6. will be shown to you If you enter any character by pressing any key on keyboard the characters will be transferred to the HelloDevice over network Then the characters will be transferred to user PC by way of the HelloDevice RS 232 port if the HelloDevice 1s hooked up with serial port of user PC You can see the data stream on your PC by using any RS232 terminal emulator You may send characters to the network interface of your PC by entering any characters on your RS232 emulator Take following steps for this demo Configure serial communication parameter of the HelloDevice Hook up your PC and the HelloDevice for demo Building a Homepage for demo m Test RS232 communication demo Conceptual drawing for this demo system is shown in Figure 5 8 Ethernet backbone gt TCP IP communication Terminal Applet Socket Interface ar p i ir hi i Ba fi E appe HelloDevice 192 168 1 15 iaiia E ren i PR mm iS og EU TT Ez mi F S mii EN E ile ri Lr Ti Tala FEAT rae ey gt ete TE el ate a Ea ja aa EA R E kas TE ba i 7 ini ik r eye Li s ES m o FLA rit i I G I E TCP port 6001 ME le Km TES rea fi 192 168 1 14 i aa d deta mA diledi iii RS232 terminal COMI or COM2 RS232 communication Figure 5 8 Conceptual drawing for the serial communication demo 25 Starter Kit and User Manual for the He
7. your Aebwork administrator for an address and then type it in the space below Obtain an P address automatically f Specify an IP address IP Address 192 168 1 25 Subnet Mask a J a You may modify the IP address to different IP address of 192 168 1 xx other than 192 168 1 23 since those addresses can also be working in the subnet Then press OK button You will have to keep in mind your original network environment set up parameters since this is temporary set up for IP address reconfiguration of the HelloDevice 4 Make sure if your PC can communicate with the HelloDevice by using ping utility gt gt ping 192 168 1 23 gt gt Pinging 192 168 1 23 with 32 bytes of data Reply from 192 168 1 23 bytes 32 time 10ms TTL 251 Reply from 192 168 1 23 bytes 32 time lt 10ms TTL 251 Reply from 192 168 1 23 bytes 32 time 10ms TTL 251 5 Run the HelloDevice Utility program 6 Take steps described in chapter 4 3 2 Changing IP address 36
8. 1 95 04 02 03 MAC address and 192 168 1 15 IP address Since the BOOTP function of HelloDevice is working by using broadcast message you don t have to enter gateway address and sub net mask 3 Click Add button to finish database editing The records entered in step 2 are added to the IP database 4 Launch the functions of BOOTP by pressing the BootP start button The HelloDevice Utility will then operate as a BOOTP server Note that the message on the Status bar will change from Monitoring to Listening BOOTP request If HelloDevice Utility gets BOOTP request from a certain HelloDevice which does not exist in BOOTP DB 15 Starter Kit and User Manual for the HelloDevice 1300 List it will run DB Setting for BOOTP window automatically User should enter IP address and Gateway address of the HelloDevice and add them to BOOTP DB list 5 Check the status of Tx LED on HelloDevice The HelloDevice Utility Software will send a reply for IP assignment to the BOOTP request of the HelloDevice The Tx LED will be blinking periodically to indicate a BOOTP request At this point Status bar displays the BootP reply sent 192 168 1 15 P message Wait until Tx LED does not blink any longer and then stop the functions of BOOTP server by clicking BOOTP Stop button 6 Use the ping command to check your IP address setting of HelloDevice Run the ping program at the command prompt If your IP address is correctl
9. d click IP Clear button to display a window where you can clear the IP address If you want to clear the current IP address of 192 168 1 15 just enter the current setting of the IP address as shown below in figure 4 10 and click OK button Then the present IP address of 192 168 1 15 set on HelloDevice will be changed to factory default of 0 0 0 0 Current IP 192 168 1 15 History OK Cancel Figure 4 10 IP address Clear window 2 Verifying the initialization of an IP address Check if Tx LED of HelloDevice blinks When an IP address 1s initialized the HelloDevice will send the BOOTP request message The Tx LED of the HelloDevice will keep blinking 3 Resetting an IP address To reset an IP address to 192 168 1 18 edit modify the contents of the IP address database using the Edit function and repeat the procedures of setting an IP address in section 4 3 1 18 19 Starter Kit and User Manual for the HelloDevice 1300 Figure 4 11 IP address change using the Edit function in the IP address database Starter Kit and User Manual for the HelloDevice 1300 5 Ouick Tour This chapter describes how to build a homepage on the HelloDevice web server and demonstrates serial communication of the HelloDevice The following sample program files are included in the Starter Kit 1 First Web server demo sample 2 Demo sample of I O control through the Web 3 Java applet source code for I O demo 4 C program s
10. d the serial communications interface for connection to the user device Layer Layer The HelloDevice Support Applicdio HTTP Serial Communication System BOOTP Interface _ GR 6 Presentation m S opem er e Ep e a T mem Table 3 1 OSI 7 Layers and the HelloDevice 1300 Firmware 10 Starter Kit and User Manual for the HelloDevice 1300 4 Setting Up the Hardware The HelloDevice 1300 is as follows Install the HelloDevice Utility Software on user s PC Connect the HelloDevice to the power supply and Ethernet Set the IP address of HelloDevice Check the HelloDevice network connection 4 1 Installing Utility Software Run setup1x00 exe in the HelloDevice CD ROM from the PC that is connect to the network Setup1x00 exe runs on Microsoft Windows 95 98 NT and 2000 Select Complete and press Next button in the setup type display screen Setup Type Choose the setup type that best suits your needs irilik Figure 4 1 Initial screen of the HelloDevice utility software installation program 11 Starter Kit and User Manual for the HelloDevice 1300 The setup program will automatically be installed onto c Program Files HelloDevice utility folder i HelloDevice Utility Software for HD 1x00 Setup Installing HelloDevice Utility Software for HD 1400 The program Features you selected are being installed Please wait while the InstallShield Setup wizard ins
11. e Figure 3 1 13 Starter Kit and User Manual for the HelloDevice 1300 4 3 Configuring Network In order for a HelloDevice to function as a server on the network a static IP address must be set for the HelloDevice This section describes how to configure and change IP address for a HelloDevice 4 3 1 Setting IP Address The HelloDevice Utility Software is used to set up an IP address for a HelloDevice by utilizing BOOTP BOOTstrap Protocol which is defined in the Internet protocol standard RFC 951 and RFC 1542 The Utility Software provides BOOTP a server function and will respond to the BOOTP request of the HelloDevice Since the factory default setting of the HelloDevice IP address 1s 0 0 0 0 the HelloDevice sends BOOTP request for IP assignment when it is powered up for the first time Thus users can see Tx LED keeps blinking periodically as a reminder See Figure 3 1 Status LED Since IP address of the HelloDevice is managed by an IP address database a properly allocated MAC IP address record should be entered into the database For a valid IP address users should ask their network administrator p HalloDevice Utility Software for HD 1x00 IP Set Up Web Files Sys Set up BootP DE BOOTP database list gt Delete STATUS Monitoring Boot Hoas IP Start SEENT IP Find Clear BOOTP server function IP address tracing modifying function Figure 4 6 IP address setting screen of the HelloDevice
12. e configuration and the system block diagram of the HelloDevice 1300 Main Board are shown below in Figure 3 1 and Figure 3 2 The board layout in Figure 3 1 may be slightly different from the layout of the HelloDevice main board in the Starter Kit for the performance improvement 512 KB Flash Memory 10BaseT Ethernet controller Status LED s Power Collision 5 m a 4 Foo f 3 a H T ma Fo x Me gi r i m e in EA ki a or k 1 n F ra i microprocessor a Ba ee s N z Tr ae y i ee RJ 45 td Pm f dd 5 n 53 mm i a re 4 1 Serial Port RS 232 485 RS 232 485 Conversion switch Power Supply 5V DC Figure 3 1 the HelloDevice 1300 Configuration and Components 10 Base T Ethernet controller RJ45 connector mo eo to Ethernet Sx52BD 512 KB microprocessor Flash Memory Power supply 1 serial port RS232 RS485 Figure 3 2 the HelloDevice 1300 System Block Diagram Starter Kit and User Manual for the HelloDevice 1300 3 1 Power Supply Voltage supply 5V DC 10 Current supply 200mA or lower 3 2 Microprocessor Specifications Scenix SX52BD 8 Bit Microprocessor 4 KByte Program Memory 52 pin PQFP See Figure 3 1 Part 2 3 3 Ethernet Interface The HelloDevice is connected to an Ethernet hub or switch by the RJ45 connector on the Main Board Distances of up to 100m are supported 3 3 1 Ethernet Controller The Ethernet Controller provides the func
13. e currently looking at HelloDeyice s 404 html web page I you can see this it means that the metallation of the HelloDevice web server was successful You may now add contemt to this directory and replace this page Go to home bae a So Figure 4 9 HelloDevice default Web page 4 3 2 Changing IP address To change the IP address initialize the IP address to the factory default value of 0 0 0 0 and repeat the procedures of setting an IP address in section 4 3 1 At this point ask your network administrator for a new IP address For example let s try to change IP address of 192 168 1 15 to 192 168 1 18 1 Initializing IP address Before you initialize IP address of HelloDevice you have to remove IP MAC address data stored in your PC This information is stored in ARP cache and you can make sure what is stored in the cache by using the 17 Starter Kit and User Manual for the HelloDevice 1300 following command This is the response of the command in case that IP address of user PC is 192 168 1 100 gt gt arp a Interface 192 168 1 100 on Interface 2 Internet Address Physical Address Type 192 168 1 15 00 01 95 04 02 03 dynamic 192 168 1 23 01 a0 11 34 11 0d dynamic Remove the corresponding item to the current HelloDevice information by using the following command gt gt arp d 192 168 1 15 Now you are ready to initialize current IP address of HelloDevice Go to IP Setup window an
14. emory 3 6 Firmware 4 Setting Up the Hardware 4 1 Installing Utility Software 4 2 Connecting Hardware 4 3 Configuring Network 5 Quick Tour 5 1 Building a Homepage 5 2 Serial Communication Demo Using Terminal Applet 6 Connecting User Devices 6 1 Connecting Hardware 6 2 Sample programs Appendix A IP address configuration by using cross over Ethernet cable Starter Kit and User Manual for the HelloDevice 1300 1 Before You Start Items supplied in the HelloDevice 1300 Starter Kit Items HelloDevice 1300 Main Board Hardware SV Switching Mode Power Supply SMPS or Power Adaptor 1 DSUB Cable for RS232 Communication Soft HelloDevice Utility Software and Sample Demo Program 1 oftware Download the latest version at http www sena com download User s Manual Operating Environment Voltage Supply 5V DC 10 Current Supply 200mA or lower Operating Humidity 0 95 Operating Temperature 0 50 Degrees Centigrade Technical Support Sena Technologies Inc 210 Yangjae dong Seocho gu Seoul Korea 137 130 Phone 82 2 573 7772 Fax 82 2 573 7710 Email support sena com http www sena com Starter Kit and User Manual for the HelloDevice 1300 2 Overvlew The HelloDevice is a connectivity solution that allows any device in any industry to communicate over any network using any interface The HelloDevice 1x00 product family is a board level Ethernet controller
15. es and Build complete dialog box appears Save As B Save ini C My Documents E A ae E File name sample hd Save as type HelloDevice file hd Figure 5 4 Saving Web sample Build file 4 Enter an IP address of the HelloDevice to upload the built files 22 Starter Kit and User Manual for the HelloDevice 1300 ap HelloDevice Utility Software for HD 1x00 n x IP Setlp Web Files Sys Setup Web Resource See C Program FilessHelloDevice Utility E C Program Hiles HelloDevice tht E B45 C Program FilessHelloDevice Utlitys E Jb C Program Files Hellobevice Htihtps E 3979 C Program Fles HelloDevice Utility s E 2494 C Program Hles HelloDevice tihke E Zou 4 C Program Files HelloDeyice Ulus B a emdi C Program Files HelloDevice Htihtps E 3232 ia Pk Branar Filas Halla euina IAT 111 192 188 1 15 I Target File M onitoring Delete History Figure 5 5 Entering the IP address to upload the built files 5 Click the Target file button to select the built image files to upload ELEM cc lx IE sample hd File kame sample hd Files oftype HelloDevice file hd Figure 5 6 Screen of selecting the Build files to upload 6 Click Upload button to upload the built image files to HelloDevice This procedure is displayed on the Progress bar and when it has fin
16. ished a Flash download completed dialog box will appear 23 Starter Kit and User Manual for the HelloDevice 1300 7 Enter URL http 192 168 1 15 index html in the web browser and try connecting The web page in Figure 5 7 will appear If not you might not have entered the value of the IP address correctly and as a result the web server will not operate successfully If the web page fails to appear check the IP address setting of web server and reload the file File Edi few favortes Toole Help Pea Bi A Mail Print Edil se Search Favorites History Forward Stop Refresh Home gi Http 1 92 768 7 75 indes tri i Bek Address SENA TECHDOLOGIES Www sena com Hello vice Embedded web server for numerous Devices i Low price A inteme Figure 5 7 HelloDevice FirstDemo Web page screen A user s homepage can be customized in the same way as described above 24 Starter Kit and User Manual for the HelloDevice 1300 5 2 Serial Communication Demo Using Terminal Applet Sample programs are provided in the HelloDevice 1300 Starter s Kit for serial communication demo Let s check the function by using one of the sample programs You will need a PC eguipped with Ethernet card and serial port for Ethernet to RS232 data conversion demo The scenario is as follows If you connect to the homepage of the HelloDevice by using any browser a terminal applet page
17. lloDevice 1300 5 2 1 Configure serial communication parameter of the HelloDevice the HelloDevice Utility software provides a function to configure serial communication parameter of the HelloDevice serial port to make the parameter as same as that of user device You can perform this configuration by using the function of Sys Set up window of Utility software Take following steps to configure the parameters 1 Select Serial item from Device selection combo box 2 Set the proper item from parameter combo box baud rate One of 150 300 600 900 1200 2000 2400 3600 4800 7200 9600 19200 38400 parity One of None Even Odd Data bits One of 5 6 7 8 bits Stop bits One of 1 12 bit handshake One of None H W X On Off Let s say that IP address of the HelloDevice is 192 168 1 15 and the serial communication parameters are 9600 baud rate Parity None Data bit 8 Stop bit 1 and Handshake None 26 Starter Kit and User Manual for the HelloDevice 1300 gp HelloDeyice tility Software for HO 1x00 IP Set Up Web Files Sys Set up Delete History Baud S600 Stopbit fi a7 Parity NONE Handshake NONE a Data Bits fE bits Figure 5 9 Serial parameter input window 3 Press Send button and these parameters will be sent to the HelloDevice via network the HelloDevice will set its serial communication parameter as such 5 2 2 Hook up your PC and the HelloDevice for demo Take followi
18. n Figure 6 3 HelloDevice serial port 5 GND 7 RTS 8 CTS HelloDevice User device HelloDevice User device a Flow control H W b Flow control None Figure 6 3 RS232 communication cable connection diagram 32 Starter Kit and User Manual for the HelloDevice 1300 6 1 2 RS485 communication Only 2 pins of RS485 and RS485 are used in RS485 communication of the HelloDevice You have to make RS485 communication cable by using the connection shown in Figure 6 4 HelloDevice serial port 4 RS485 1 RS485 DOr e Or OO HelloDevice User device RS485 RS485 Figure 6 4 RS485 communication cable connection diagram 6 2 Sample programs The Internet socket interface should be implemented either by socket application or by Java applet The stream s target TCP port of the HelloDevice is 6001 Then the HelloDevice will just pass the data to user device by serial protocol 6 2 1 Implementing Socket program The following C program source code shows how to implement Internet socket interface program for the HelloDevice communication This sample code is implemented to send ASCII string data to the HelloDevice by using Berkeley socket C API functions This source is a part of the entire source code the HelloDevice installation folder Src SerialDemo C serialdemo c 33 Starter Kit and User Manual for the HelloDevice 1300 void SerialSend char commandBuf 512 int commandLen int err
19. ng steps to properly hook up the demo components 1 Prepare a PC connected to network 2 Hook up RS232 cable between the RS232 port of your PC and that of the HelloDevice You can refer to the cable specification at chapter 3 3 Run RS232 terminal emulator on your PC We will show this demo by using HyperTerminal program of your PC Let s say you are using COM1 port for serial communication demo 4 Set the parameters of HyperTerminal program Set the parameters as same as those of the HelloDevice serial port as you finished in chapter 5 2 1 27 Starter Kit and User Manual for the HelloDevice 1300 LOM Properties Es ES Port Settings Bits per second ERI e e Parity None stop bits ii H Flow control Hades SSC Advanced Figure 5 10 RS232 parameter of HyperTerminal Restore Defaults 5 Run HyperTerminal by press OK button 5 2 3 Building a Homepage for Demo Use sample web files of the HelloDevice Utility Software in Demo SerialDemo folder to test RS232 communication of the HelloDevice See Figure 5 1 for the location of the sample files index html terminal jar and 404 html files in the folder are used 1 Modify index html file in SerialDemo folder Enter IP address of the HelloDevice currently in the IP address parameter associated with Java applet within index html file Save the file without modifying other parameters 28 Starter Kit and User Manual for the
20. ource code for I O demo In chapter 5 1 we will start the Web server using the sample 1 and test serial communications through the Web using the sample 2 The sample 3 and 4 will be covered in Chapter 6 Connecting User Devices HelloDevice Utility Es iL images J loDema Sample 1 Sample 2 ij SerialDema Fag Sre 3 4 DPRDemo Ely C FL Java Sample 4 Sample 3 Figure 5 1 Location of the HelloDevice Sample Files 5 1 Building a Homepage For the HelloDevice to function as a web server web resources like HTML files image files and Java class files should be stored on the flash memory of the HelloDevice up to 256 files or a total data size of 500 KByte can be stored on the flash memory Since the HelloDevice does not use a general operating ststems web files are managed in the form of file index table Web files are stored in the flash memory of the HelloDevice by building an integrated image file and then uploading it onto the HelloDevice This image file contains a file index table that is recognized only by HelloDevice web server The HelloDevice Utility Software provides the functions of building and uploading this type of file 20 Starter Kit and User Manual for the HelloDevice 1300 To make HelloDevice function as a web server perform the following steps 1 Create the web pages with a web publishing tool 2 Use the HelloDevice Utility Software to transform the created web page
21. s into an uploadable form 3 Upload the transformed files to the HelloDevice 4 Use a web browser to connect to the uploaded web page In this example use the web files in the FirstDemo folder to construct a web server home page These examples are composed of an index html HelloDevice block diagram and cube animation demo with a Java applet 1 Select Web files tab to go to the window containing web file manager tools HelloDevice Utility Software tor HO 1x00 FS ai xj P Set Up Web Files Sys Set up Web Resource ss FileName Sief Index Find and Build Web File List box clear Select Build File Delete Histo Py Manito ring T Upload Built File Figure 5 2 Web File Tool screen of the HelloDevice Utility Software 2 Click Find button to find web files to build Go to the folder containing the example files select the top level FirstDemo folder and click OK button 21 Starter Kit and User Manual for the HelloDevice 1300 Browse for Folder EE Bi Adobe CHAT ao Common Files RI DIRECTS im Easy LU Creator ao FrontPage E xpress at HelloDevice Utility H 1 Derma ea DPRdema ve demi m seriall tam r Figure 5 3 Finding Web server demo files 3 Select a file name to build Enter the file name of the built image and click Save button to save By default the HelloDevice web files built will have the extension hd The current window clos
22. t will pass the string to its serial port Finally the string is transmitted to the serial port of user device if it is hooked up with the HelloDevice or vice versa Figure 6 1 shows a basic concept of remote data communication by using the HelloDevice You should implement an Internet socket program or Java applet based on the HelloDevice communication protocol You should also hook up user device according to the specification of the HelloDevice serial port 192 168 1 15 TCP 6001 port gr oy RS232 485 User Device ASCII String ASCII String Ethernet E _ 192 168 1 23 192 168 1 21 _ ep 2 a mi cast miz User PC User PC Figure 6 1 Remote serial communication of the HelloDevice 6 1 Connecting Hardware Only one of RS232 or RS485 communication mode is supported in the HelloDevice serial port You can configure the communication mode by sliding the RS232 485 mode conversion switch on the main board Serial cable connection is changed due to the communication mode Figure 6 2 shows the communication mode configuration by using SW2 RS232 485 conversion switch 31 Starter Kit and User Manual for the HelloDevice 1300 SW2 SW2 RS232 mode RS485 mode Figure 6 2 RS232 485 communication mode switching 6 1 1 RS232 communication Only 4 pins of RxD TxD RTS and CTS are used in RS232 communication of the HelloDevice You have to make RS232 communication cable by using the connection shown i
23. talls HellaDevize LEI Software for HD 1x00 This may take several minutes Status Copying new Files meb le i Wisc Snil Figure 4 2 Screen that shows the HelloDevice utility software is being installed Once setup is completed a shortcut icon of the HelloDevice Utility Software is created on the desktop and on the program menu If the following HelloDevice utility main window appears when the shortcut is clicked the setup has been successfully completed HelloDevice Utility Software for HD 1x00 ni xf IP Set Up Web Fies Sys Set up BootP DE Type Len HOP HD MAC Gateway STATUS Monitoring BootP Start 3 IP P Find Clear Figure 4 3 Initial screen for the HelloDevice utility software 12 Starter Kit and User Manual for the HelloDevice 1300 4 2 Connecting Hardware 1 Connect the 5V power supply adaptor to the HelloDevice 5V Power HelloDevice Figure 4 4 5V power connection to the HelloDevice 2 Connect the HelloDevice to the Ethernet hub through the RJ45 connector Refer to the Chapter 3 Main Board Specifications for more details on the RJ45 connector ix 4 cial mam HEGRE T T a 3 S om al 5 5V Power Hub or Switch Figure 4 5 Connection of the HelloDevice and Ethernet cable 3 Check to see if the Tx LED of the HelloDevice Status Display LED blinks periodically in one second interval See the Status LED in th
24. that lets manufacturers and system integrators connect devices such as home appliances and industrial control systems directly to the Internet via Ethernet and remotely communicate with and control them with standard web browsers such as Microsoft Explore and Netscape Navigator The HelloDevice 1x00 product family is categorized into three types depending on how the HelloDevice connects to a user device Digital I O communication module HelloDevice 1100 Dual port RAM communication module HelloDevice 1200 Serial communication module HelloDevice 1300 Table 2 1 shows the basic specifications of the HelloDevice 1x00 Series Model HelloDevice 1100 HelloDevice 1200 HelloDevice 1300 Basic Spec Scenix Sx52BD 8 bits microprocessor 50 MIPS Memory 512 Kb flash memory Saves user Web files Rear 10 Base T Ethernet Interface IEEE802 3 Connection 16 contact points digital Connection to the input User device 16 contact points digital output HTTP SMTP BOOTP Internet Protocol TCP UDP Support IP ICMP ARP Ethernet IEEE802 3 HelloDevice utility software for Windows 95 98 NT 2000 platform IP addressing and Web page uploading 1 channel 2 KB dual port RAM RS 232 485 Max 38 400 bps Utility Software Table 2 1 Basic specifications of the HelloDevice 1x00 Currently HTTP 1 1 specifications are supported Starter Kit and User Manual for the HelloDevice 1300 3 Main Board Specifications The hardwar
25. tions of framing and addressing data and detecting and avoiding errors and collisions See Figure 3 1 Part 3 1 3 3 2 Specifications RealTek Full duplex Ethernet Controller RTL8019AS Supports 10 base 5 10 base 2 and 10 base T compliant with IEEE802 3 16 KByte SRAM o NE2000 Compatible 3 3 3 RJ45 Connector Shielded Connector compliant with AT amp T258 specifications See Figure 3 1 Part 3 2 Starter Kit and User Manual for the HelloDevice 1300 1 5 a EN white wih onnge ao te owe Pee e ve PEN 1 TX 8 NC 2 Ix 7 NC White with brown 3 RXx 6 Rx a oe 8 4 NC o NC Figure 3 3 RJ45 connector 3 3 4 Status Indicator LED s There are four status indicator LED s which indicate the following See Figure 3 1 Part 3 3 Power LED Indicates the Power On status of the HelloDevice Rx LED Indicates that the Ethernet controller is receiving Ethernet packets from the network If it 1s correctly connected to the network this LED will blink when packets are received Tx LED Indicates that the Ethernet controller is sending packets Before setting the HelloDevice network configuration this LED will blink every second After network configuration if connected correctly this LED blinks only in response to requests from the user s PC for example ping or server activity Collision LED Indicates that one or more Ethernet packets transmitted from the Ethernet controller to the net
26. utility software BOOTP database record management function gt MAC Media Access Control address is total 6 bytes and it is composed of 3 bytes organization code and 3 bytes product code MAC address of HelloDevice is composed of 00 01 95 which is a company code and xx xx xx which is a product code E g 00 01 95 01 aa 08 14 Starter Kit and User Manual for the HelloDevice 1300 Take the following steps to set up the IP address using the HelloDevice Utility Software Setting an IP address with the HelloDevice Utility Software 1 Run the HelloDevice Utility shortcut icon on the desktop of your PC and select IP Set up menu click on the IP Set up window This window provides the BOOTP server function for IP address setup BootP Start BootP Stop trace function IP Find and IP address initialize functions IP Clear 2 Press the Add button and enter the BOOTP database record as shown below DB Setting for BootP MAC Type MAC Length 5 IP 192 168 1 15 MAC foo jo1 Js5 foa foz f03 Gateway Addr 192 168 1 Subnet Mask 299 Z255 255 O Add Cancel Figure 4 7 BOOTP Database Record Input Window Enter MAC address IP address of HelloDevice 1 and 6 should be always entered for H W address type and H W address length items for Ethernet MAC address is printed on the sticker on the Ethernet controller chip of HelloDevice main board Figure 4 7 shows an example setting of 00 0
27. work may have collided with another packets In this case the Ethernet controller will automatically resend the packets Starter Kit and User Manual for the HelloDevice 1300 3 4 Serial Communication Interface RS232 485 communication mode switching by sliding switch DB9 connector for RS232 RS485 communication 150 38400 baud rate Pin assignment of 9 pin DSUB connector is shown in Figure 3 4 All the signal lines for RS232 and RS485 communication are included in the HelloDevice serial port Communication mode is switched by using RS232 485 conversion switch which is represented as SW2 in the main board 4 RS485 1 RS485 5 GND 6 DSR 9 NC 7 RTS 8 CTS Pin No GND__ SignalGround fe Not connected J oo O CTS Clear To Send NC Notconnected Data sent only at 3V 12V 7 RTS Ready To Send Handshake Output 12V Ready to Rx 12V Not Ready to Rx NC Figure 3 4 Pin Assignment of the HelloDevice DSUB Connector Starter Kit and User Manual for the HelloDevice 1300 3 5 Flash Memory Web page resources files that the user creates to control the user device are stored in the flash memory of HelloDevice Main Board 4 MBits 512 KBytes Composed of 2 048 sectors of 256 Bytes 3 6 Firmware The HelloDevice Firmware resides in the program memory of microprocessor The firmware includes a TCP IP stack conforming to the Open System Interconnection OSI requirements for an Internet connection an
28. y set the response to the ping will be as follows gt gt ping 192 168 1 15 gt gt Pinging 192 168 1 15 with 32 bytes of data Reply from 192 168 1 15 bytes 32 time 10ms TTL 251 Reply from 192 168 1 15 bytes 32 time lt 10ms TTL 251 Reply from 192 168 1 15 bytes 32 time 10ms TTL 251 If the response above is not displayed the IP address was not entered correctly so you should repeat steps 4 5 and 6 7 Use IP Find to identify IP address setting of HelloDevice Click IP Find button and the window in figure 4 8 will be shown Enter the MAC address of HelloDevice and click Find button The IP address currently set in the Found IP item will be displayed Find IF Dialog didddu fund IP lise 168 1 15 16 Starter Kit and User Manual for the HelloDevice 1300 Figure 4 8 IP address check using the IP Find function 8 Check if the HelloDevice web server operates correctly The HelloDevice has a built in 404 html file in flash memory factory default To check the functions of your web server run any web browser and connect to the address http 192 168 1 15 The web page in Figure 4 9 verifies that the HelloDevice works successfully as a web server ET Ritmo Emi nuri Hars rzali lerimi Es bore Ek Edt yiwo Fales Tone Help EN i a J pecs F HK m e a ie e M OS ir e Biri BUA Siop Refia Hores dach Pi i H t y biz FiFi Ahi E hepta F Bo Lr Welcome You ar
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