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1. to setup the IP Address To proceed the advanced parameter setup please use a web browser IE or Netscape to continue the detailed settings 16 3 Converter Configuration Initial IP Configuration When setting up your converter for the first time the first thing you should do is configure the IP address This chapter introduces the method to configure the device server s IP address For more details about network settings see Web Console Configuration in next sub section For quick and easy start We suggest you to reference Quick Installation Guide manual The following topics are covered in this chapter Device Management Utility a Menu View Menu Config 17 Device Management Utility On PC we provide a Device Management Utility named ETM exe which is an executable program in Windows 32 bit environments ETM Setup Tool is used to detect and setup the installed converters It uses UDP broadcast packets to query and configure converters on the network When you activate the tool it will detect the existence of the installed converters and depict the converters status such as IP address Subnet Mask MAC Address and Device ID see Figure 3 1 The Setup Tool only can setup one converter at a time Thus if there are more than one converter on the network please shut down or disconnect other converters Otherwise the ETM exe can not detect the conver2. Hyper Terminal for COM Port Data Transmission Appendix FAQ Appendix B Pin Outs and Cable Wiring DC Power Outlet ac RJ 45 Pin Assignment _ RS 232 Pin Assignment RS 232 Wiring Diagram RS 422 Pin Assignment RS 422 Wiring Diagram RS 485 Wiring Diagram 1 Introduction KSH International Co Ltd is providing new ways of connecting legacy serial devices to a Local Area Network LAN or Wide Area Network WAN e NET TCP IP converters are designed to operate serial ports over 100Mbit s Ethernet networks The data is transmitted via TCP IP protocol Therefore control is available via Ethernet Intranet and Internet e NET TCP IP converters are packaged in a steel case well suited for industrial environments All serial ports operate in common RS 232 mode industrial RS 422 and RS 485 modes configuration e NET TCP IP converter series 15 a low cost high performance design By careful selecting high quality with competitive prices components in the world e NET products made network connectivity possible with affordable cost for virtually all kind
3. Google oO mde For gt Pb od ad vimm Dex mb Controller Setup 196 168 0 20 255 255 0 0 Auto Disable 80 Hwa _ w l 24 Figure 3 7 25 Field Description IP Address The IP address of e Net TCP IP converter 4 digits separated by Don t let it conflict with the other devices on the network If DHCP client mode is enabled and there s a DHCP server on the network this field will be assigned by DHCP server automatically Subnet mask Subnet mask of the network e Net TCP IP converter has connected to 255 255 255 0 is usually used for small network 255 255 0 0 for larger network 4 digits separated by If your IP address is provided by an ISP or the internal network administrator please inquire of them that information and type it correctly If DHCP client mode is enabled and there s a DHCP server on the network this field will be assigned by DHCP server automatically Gateway address Gateway or Router IP address Gateway is a device which connects local network to external network If you need to communicate with other networks or your device owns a real IP address on the internet please inquire of them that information and type it correctly If there s no gateway on the network just leave it as 0 0 0 0 If DHCP client mode is enabled and there s a DHCP server on the netw
4. amp r Pagerank y ad gt Our Googie IG 100_____ TCP Sewer v RS 232 9600 8 v 1 Server RS 485 Half en v x v te parity data and stop bits Configuration Figure 3 8 29 KSH International CO LTD Socket port a Port number A socket port assigned for the serial port It s a 16 bit number ranging from 1 to 65535 Because the numbers below 1000 are used for specific purposes e g 80 15 for HTTP protocol we suggest you use the numbers larger than 1000 Generally the port number 4660 is used for the serial communication However you should specify different port number for each serial port o Socket type n TCP Server TCP protocol passive open to be connected from the TCP clients o TCP Client TCP protocol active open connect to the TCP server o UDP UDP protocol connectionless c Interface n 5232 TxD RxD for data stream no flow control o 5232 RTS CTS TxD RxD for data stream RTS CTS for flow control D RS232 RTS CTS DTR DSR TxD RxD for data stream RTS CTS for flow control DTR for socket status DSR for socket open close control Baud rate parity data bits stop bits o X Baud Rate 300 230400 bps o Parity None Even Odd n Data Bits 5 6 7 8 n Stop Bit 1 or 2 30 Serial Port 2 The second serial port is RS 422 485 see Figure 3 8 Socket port o Port number
5. e e NET TCP IP Converters E P132 X Operation Manual for ARM 7 Series First Edition March 2005 Table of Contents 1 Introduction OVERVIEW neubau Package Checklist Block Diagram TREE ESSEN Features nee Product Specifications 2 Converter Description Product Panel Views Top Side Richt Side ses Left Side teten Rear Side Sasse LED Indicators uses Wiring Architecture RS 232 U Spo uuu MV I Maire deve s Md UN RS 422 RS 485 east 3 Converter Configuration Initial IP Configuration Device Management Utility Menu View esse NE eaaa nai anyay Menu Config mc Web Console Configuration Controller Stats sans ei Controller Setup Controller Updated Factory Default Setting 4 Converter Self Testing Hyper Terminal for TCP IP WinSock
6. function After finishing the parameters settings You can restart WINDOWS Firewall function Refer to the Hardware Installation steps in Chapter 3 Q Why can t I use IE to setup the converter A Please check if the network domain of your PC is the same as that of the converter 40 Pin outs and Cable Wiring DC Power outlet RJ 45 Pin Assignment RJ45 Port Pin Signal 1 Tx 2 Tx 3 Rx 6 Rx RS 232 Pin Assignment The pin assignment scheme for a 9 pin male connector on a DTE is given below PIN 1 DCD PIN 2 RXD 3 TXD 4 DTR PIN 5 GND PIN 6 DSR PIN 7 RTS PIN 8 CTS PIN 9 DC 5V 41 RS 232 Wiring Diagram Serial Device e NET Converter 2 RX 3 TX 3 TX 2 RX 5 GND 5 GND 7 RTS 8 Flow Control 8 CTS 7 RTS Flow Control RS 422 Pin Assignment The pin assignment scheme for a 4 pin RS 422 is given below 0000 PIN 1 R PIN 2 3 T PIN 4 T o RS 422 Wiring Diagram Serial Device e NET TCP IP Converter R 3 T R 4 T T R T 2 R RS 485 Wiring Diagram Serial Device e NET Converter D D D 2 D 42
7. to be connected from the TCP clients Client TCP protocol active open connect to the TCP server UDP UDP protocol connectionless oa Configuration 101 7 For transferring single in digital I O port as Input or Output status 32 Controller Updated Press Update Button After you finish the detailed parameter setting The converter will save all parameters into internal non volatile memory and then reboot see Figure 3 9 It takes about 5 seconds to complete the whole process and a new login page will be presented see Figure 3 6 Update Microsoft Internet Explorer DER BRE IRRE RAO BAREO IAM AU Qu amp MAG FED http 196 168 0 20 Update htn vi gt Google Bata o 52 G amp PageRank 29708 gt REY Yr 2 v eS RBA Gleiche gt Controller updated Now restarting Figure 3 9 You can re login and check if all parameters have been correctly saved If everything is ok you can close the browser now Note If the domain of the converter is different from that of the computer running the browser the login page won t appear unless the converter s Gateway Address has been correctly set 33 Factory Default If by chance you forget the setup password or have incorrect settings making the converter inoperable there are two ways to reset the setting and the following procedures can be
8. Address Subnet Mask MAC Address Device ID 196 168 686 186 255 255 0 0 66 61 3C D6 6C 87 Set IP Address IP Address 196 168 0 20 Subnet Mask 255 255 0 0 Cancel Devices detected 1 Figure 3 4 Assign an IP Address with the same Subnet Mask of your computer avoiding any IP conflict with other network devices When you press Ok button the IP address will be refreshed in 2 3 seconds see Figure 3 5 fie Ethernet Manager View Config IP Address Subnet Mask MAC Address Device ID 196 168 8 28 255 255 8 8 88 81 3C D8 6C 87 Devices detected 1 Figure 3 5 20 Web Console Configuration In addition to basic IP address and subnet mask specific device settings can be set through HTTP protocol with popular browsers e g Internet Explorer Netscape etc Setup of the converters is as easy as surfing on WWW no special software will be required Press Alt Enter or select Device Settings in the Config menu will open a new window in browser to login into the device Alternatively if the IP address of the converter is already known you can connect to the converter directly by providing its IP address in the URL field of browsers The following topics are covered in this chapter pn Controller Status e The Login Page e Field Description Controller Setup e The Setup Page e Field Description o Controller Updated Factory Default Setting 21 Controller Status The L
9. LTD hh mm ss will start counting gt 4 S Se 1 10 HyperTerminal Figure 4 5 38 KSH International CO LTD Hyper Terminal for COM Port Initiate another Hyper Terminal as aCOM Port Terminal in Figure 4 3 select COM 1 or other COM port instead of TCP IP Winsock Setthe COM port Properties to be the same as those set for the Serial Port ofthe converter Enter detads for the phone number that you wart to dul Counhy regon 0 0 Phone number J Connect using COMI Figure 4 3 Data Transmission When all steps described above are finished type any characters on the COM Port Terminal and check if the typed characters are also displayed on the TCP IP Winsock Terminal Alternatively check if the characters typed on the TCP IP Winsock Terminal are also displayed on the COM Port Terminal If yes then all settings are correct and the converter can operate properly 39 KSH International CO LTD Appendix FAQ Q Why can t the ETM exe detect the converter on the network A Please check o if the power is properly plugged to the converter o ifthe network cable is properly connected between the converter and the Hub If your computer OS is Windows XP version which means WINDOWS Firewall function in OS is activated However ETM exe wouldn t detect the converter s IP address therefore You have to temperately disable WINDOWS Firewall
10. A socket port assigned for the serial port It s a 16 bit number ranging from 1 to 65535 Because the numbers below 1000 are used for specific purposes e g 80 15 for HTTP protocol we suggest you use the numbers larger than 1000 Generally the port number 4660 is used for the serial communication However you should specify different port number for each serial port o Socket type TCP Server TCP protocol passive open to be connected from the TCP clients o TCP Client TCP protocol active open connect to the TCP server UDP UDP protocol connectionless a Interface n 5485 Half duplex Half duplex RS 485 interface RTS for driver enable disable 5422 Full duplex Full duplex RS 422 interface o Baud rate parity data bits stop bits o Baud Rate 300 230400 bps n Parity None Even Odd Data Bits 5 6 7 8 o Stop Bit 1 or 2 31 Digital I O Port Digital I O port setup screen please see Figure 3 8 Socket port a Port number A socket port assigned for the serial port It s a 16 bit number ranging from 1 to 65535 Because the numbers below 1000 are used for specific purposes e g 80 is for HTTP protocol we suggest you use the numbers larger than 1000 Generally the port number 4660 is used for the serial communication However you should specify different port number for each serial port Socket type u TCP Server TCP protocol passive open
11. DHCP e Mode TCP Server Client UDP e Setup HTTP Browser Setup IE amp Netscape e Security Setup Password amp Connecting Password Serial Port of Ports RS 232 1 Port RS 422 RS 485 1 Port Port Type DB9 male e Built in RS 422 RS 485 Terminal Resister Surge Protection e Speed 300 230 4 bps e Parity None Odd Even Mark Space e Data Bit 5 6 7 8 e Stop Bit 1 2 e Flow Control RTS CTS only for RS 232 port e Socket Status Control DTR DSR Only for RS 232 port e RS 232 Signals Rx Tx GND RTS CTS DTR DSR DCD e RS 422 Signals Rx Tx Full duplex e RS 485 Signals Data Data Half duplex Digital I O Port TTL Digital VO 7 Throughput 20 K bytes Full duplex Half duplex Watch Dog Function Firmware On line Updated Via Ethernet Power DC 9 12V 500mA Led Lamp E P132 X series SYS red LAN Tx red LAN Rx green LAN green Environment Operating Temperature 0 C 50 Storage Temperature 20 C 70 C Dimensions E P132 X 110 68 27 mm W D H WEIGHT 132 140 gm Regulatory Approvals EMC FCC Class A CE Class A WARRANTY 1 year 2 Converter Description Product Panel Views Top Side Reset Button Terminator ON T7R DC in or UU dads Den Serial I O Port ji RS 232 3 Serial To Ethernet Ethernet TE Serial I O Port LAN POE RS 485 RS 422 LED Ind
12. Digital I O Controlled Via Ethernet For OEM only Convert the sensors statuses the sensors are connected to the ARM 7 Series converters into the TCP IP package data and send them out with the Ethernet DataStream or use the TCP IP package data to activate deactivate the specified digital outputs Note This function is for OEM only Please contact your sales representative for further information Dynamic IP Configuration Support DHCP client mode simplifying network address configuration and management Dual LAN Speed Support 10 100 Mbps Ethernet auto detected o Server Client Dual Modes 7 Series can be configured as network server or network client In the client mode it can be installed in network which is protected by NAT router or firewall without the need of a real IP address o Web based Setup Parameters setup is based on HTTP protocol by using standard browsers IE and Netscape No special software would be required a Built in Security Control Protected by both setup password and access password to prevent intruders o Remote updated Firmware can be reprogrammed directly via Ethernet network to keep up with latest network standards Product Specifications CPU 32 bits ARM 7 25 MHz RAM 2 M Bytes 1 M 16Bits ROM 128 K Bytes Ethernet Port Type RJ 45 Connector e Speed 10 100 M bps Auto Detecting e Protocol ARP IP ICMP UDP TCP HTTP
13. ap and no more character arrived The block waiting time is extended to avoid the splitting of the complete packet Packet mode inter packet timeout Packet gap detection time constant ranging from 10 to 1000 ms 27 Device ID User assigned ID number for the converter Available ID is 0 65535 Report device ID when connected In TCP mode if this parameter is enabled every time when the socket is connected e Net TCP IP converter will immediately report its device ID in the following formats Serial 1 nnnnnA LF CR Serial 2 nnnnnB LF CR Digital I O nnnnnC LF CR The total length is 8 bytes where nnnnn is a 5 digit device ID assigned by the user LF is decimal 10 CR is decimal 13 Setup password Administration password used to login the Controller Setup page It may be empty or up to 15 characters long Access password During socket connection Authentication password may be empty or up to 15 characters long If Access password is empty the authentication is disabled Otherwise the authentication will be conducted If the authentication fails or no password is supplied within 10 seconds the socket will be closed 28 Serial Port 1 The first serial port of E P132 X series is RS 232 see Figure 3 8 E Setup Microsoft Internet Explorer BRE HH RAW IAT SHE Qux d http 0196 168 0 20 8etup htm lt E gt Eas
14. ation in long distance connection at RS 485 RS 422 I O If the switch 1 amp 2 are set in ON position the signal compensation will be activated To disable the function just push switch 1 amp 2 to opposite position 13 LED Indicators LAN Tx Rx SYS SYS Red Power indicator When the power is on the LED will blink once per second LAN Green Network signal indicator When the LAN signal is detected the LED will be on TX Red Data sent indicator When data are sent out to the network the LED will be on RX Green Data received indicator When data are received from the network the LED will be on 14 Wiring Architecture RS 232 Wiring Architecture RS 232 Wiring serial Device RX TX GND RS 232 RTS CTS Wiring Serial Device RX TX GND RTS CTS TX RX LAN Cable GND TX FX LAN Cable LAE uo CTS e NET e NET RTS RS 232 RTS CTS DTR DSR Wiring Serial Device e NET RX TX TX s LAN Cable GND RTS CTS CTS RTS DTR DSR DSR DTR RS 422 RS 485 Wiring Architecture RS 422 Wiring Serial Device e NET a R T R LAN Cable pu a R MIN T4 RS 485 Wiring Serial Device e NET R LAN Cable E7 5 _ T 15 When you finish the steps mentioned above and the LED indicators are as shown the converter is installed correctly You can use the Setup Tool
15. give a terminal name choose an icon and press OK button see Figure 4 2 Games Entertainment 09 Macet E System Causo Program Compatibaty Weed Network Connections 6 Synchronize Network Setup Wizard Tow Wedows gt s 2 New Conner Connection Description Lt nix ty Comput e E vew Enter name and choose an icon the connection Name teptep10 ES sme s Figure 4 2 Select TCP IP Winsock option at the Connect using field see Figure 4 3 36 KSH International CO LTD ss sakala lia Connect To fie tdt os os Bo Enter detads for the phone number that you wari to dal Courtylregon ie 11 Ame uc Connect using COMI J DD Figure 4 3 After OK button is pressed Figure 4 4 appears Enter the converter s IP address e g 192 168 0 10 at the Host address field and the Socket port number set for the Serial Port 1 at the Port number field e g 4660 The Socket type of the Serial Port 1 should be TCP p ice Enter detad forthe host that you want to cat Host adden 192168010 _ Connect using TCPAP Wintock v Ce Cee Figure 4 4 After OK button is pressed Figure 4 5 appears If the Hyper Terminal connects with the converter successfully the time clock at the left lower corner Connected 37 KSH International CO
16. icators Right Side LAN Port The connector for network is the usual RJ45 Simply connect it to your network switch or Hub When the connection is made the LAN LED indicator will light When data traffic occurs on the network red Rx Tx indicator will blink during data transferring and receiving LAN DC In Power Outlet Power Supply The e Net TCP IP converter is powered by a single 9 12V DC Inner positive outer negative power supply and 500mA of current A suitable power supply adapter is part of the packaging Connect the power line to the power outlet at the right side of e Net TCP IP converter and put the adapter into the socket If the power is properly supplied the SYS green color LED will be on 11 12 KSH International CO LTD Left Side gt RS232 RS 485 RS 422 Serial I O Port of RS 232 RS 422 RS 485 Connect the serial data cable between the converter and the serial device Follow the parameter setup procedures to configure the converter see the following chapters Rear Side Reset Button Terminator Reset Button If by any chance you forget the setup password or have incorrect settings making e Net TCP IP converter inoperable First turn off the power Second use any point tip to push this button and hold it to turn on the power at the same time for 5 second Allthe parameters will be reset to the factory default Terminator The purpose is for compensating signal attenu
17. ogin Page Setup of e NET TCP IP converter is as easy as surfing on WWW no special software will be required Popular Browsers such as IE or Netscape can easily do the setup process In the browser URL field set the IP address of device directly To enter the Controller Status page please follow the steps below Open your browser This chapter will use IE as an example a In the browser URL field type the IP address of the converter directly and press ENTER The IP address is what you set using the Device Management Utility The Controller Status page will be shown see Figure 3 6 3 Login Microsoft Internet Explorer ERDO RE RAO AREA IA SAH gt BAG km 2 5 m LJ SED http 196 168 0 20 e Google G rer era Boonm amp gt OHE Yr 2 v RBA Gehe Er Controller Status 00 06 53 5 24 2006 02 08 Serial number B2B 2991 3CD06C87 Figure3 6 22 Field Description System time elapsed The time elapsed since start of this device in Day Hour Minute Second format This information can be useful in identifying the reliability of system o Firmware version Converter firmware is identified by date code This information will be required in looking for technical support p Serial number Converter is consisted Type Number 5 digits and an unique MAC Media Access Control address used by Ethernet in octad forma
18. ork this field will be assigned by DHCP server automatically Network link speed Ethernet physical link speed Auto means the speed is automatically selected by the converter You can also specify 10M or 100M to match the speed of the HUB 26 DHCP client DHCP client mode could be enabled disabled status If DHCP is enabled there should be a DHCP server on the network If DHCP is disabled IP address Subnet mask and Gateway address should be manually assigned Socket port of HTTP setup The socket port used to conduct the browser setup Normally HTTP protocol use TCP port 80 for communication If the field is changed to 81 the port 80 will be reserved for user s own Web To enter the browser setup page http x x x x 81 should be typed for socket port 81 and http x x x x for socket port 80 where x x x x is the converter s IP address Destination IP address The server IP address and socket port would be connected in TCP Client and UDP Client mode for a certain serial port Destination socket port The server socket port would be connected in TCP Client and UDP Client mode for a certain serial port Packet mode of serial input Packet mode could be in enabled disabled mode If packet mode is enabled the data input from UART will be deferred until the input buffer is full or the converter detects a 10 character packet g
19. ort manual configuration via the handy web browser console and many protocols including TCP IP UDP HTTP DHCP ICMP and ARP They are the best solution to network your serial devices Package Checklist ARM 7 Series products are shipped with the following items a 1 unit ofe NET TCP IP converter a 1 unit of Power Adaptor 9V DC 500mA o Documentation amp Software CD a Quick Installation Guide NOTE Notify your sales representative if any of above items 15 missing damaged Block Diagram 128 X8 Samsung FlashROM AR M7 CPU R ealtek 8201 Ethernet PHY 1 16 DRAM SDR AM Low cost devices usually are equipped with low speed processors and limited memories In reality they are neither having the capability nor practicality to manage complicated network TCP IP protocols ARM 7 Series is a low cost while providing high performance network solution by converting data stream between network TCP IP and popular serial port signals In stead of processing TCP IP packets directly devices need only deal with those interface signals which greatly simplifies the complexity of TCP IP network in linkage Product Features Data Conversion between RS 232 422 485 and Ethernet Convert serial device RS 232 RS 422 RS 485 data signal into the TCP IP package data signal and send them out with the Ethernet DataStream or convert the TCP IP package data signal into serial device data signal
20. s of devices The ARM 7 Series of e NET TCP IP converters consists of 3 models E P132 X M Module 1 port for RS 232 1 port for RS 422 485 E P132 X 1 port for RS 232 1 port for RS 422 485 and E P432 2 ports for RS 232 2 ports for RS 232 422 485 This operation manual will guide you step by step for the various functions of the e NET TCP IP converter The following topics are covered in this chapter Overview Package Checklist Block Diagram o Product Features Product Specifications Overview e NET TCP IP converters are designed to make your industrial serial devices Internet ready instantly ARM 7 Series of e NET TCP IP converters makes them the ideal choice for connecting your RS 232 or RS 422 485 serial devices such as PLCs meters and sensors to an IP based Ethernet LAN making it possible for your software to access serial devices anywhere and anytime over a local LAN or the Internet ARM 7 Series converters ensure the compatibility of network software that uses a standard network API Winsock or BSD Sockets by providing TCP Server Mode TCP Client Mode and UDP Mode And thanks to ARM 7 Series Real COM TTY drivers software that works with COM TTY ports can be set up to work over a TCP IP network in no time This excellent feature preserves your software investment and lets you enjoy the benefits of networking your serial devices instantly 7 Series converters supp
21. t 8 digits o Password Setup Login This field is the administration password for authentication Factory default is empty However it is not recommended to leave it empty in field operation If you could not login it means you have to key in the password If you do not know the password you can turn off the power and then use any point tip to push Reset button and hold it to turn on the power at the same time for 5 seconds The password will be reset to the factory default as empty e Net TCP IP converter uses the same password protection mechanism commonly used in Windows NT or UNIX If there are more than 3 consecutive failures in password check during login the login function will be disabled for 15 minutes During this 15 minutes period even if you supply correct password login will not proceed This prevents intruders from finding the password by computer generated program 23 Controller Setup The Setup Page Type the correct password in the Password field and click the Login button in the Controller Status page then the Controller Setup page will appear see Figure 3 7 Note If you forget the password or can t login successfully please contact the manufacturer directly ET Setup Microsoft Internet Explorer RHE RAO BAREA IAM Baa gt F ah A gt YA Kar RAO jam LJ SAEC Attp 9196 168 0 20 Setup him Ds wa gt
22. ter Other similar issues you may reference to Q amp A in Appendix Due to the nature of broadcast UDP packets ETM has following characteristics Broadcast packets aren t limited by subnet Even if the IP address of the converters and the computer running ETM do not belong to the same subnet it still works fine Broadcast packets can not pass routers ETM can only be used to monitor devices with computer running ETM in the same segment of local area network IP fiddress Subnet Mask MAC Address Device ID 196 168 8 18 255 255 0 8 88 81 3C D 8 6C 87 Devices detected 1 Figure 3 1 18 Menu View View gt Refresh F5 Refresh the status ETM will send another query to get updated information see Figure 3 2 Note Always run the View gt Refresh after any data change 5 Ethernet Manager Contig Refresh F5 Subnet Hask MAC Address Device ID Exit 255 255 9 8 88 01 3C D8 6C 87 Devices detected 1 Figure 3 2 View gt Exit Alt F4 Exit from the program see Figure 3 2 Menu Config Config gt IP Address see Figure3 3 fe Ethernet Manager MAC Address Device ID 88 81 3C D8 6C 87 Devices detected 1 Figure 3 3 19 Press ENTER select IP Address in the Config menu a dialog will be shown see Figure 3 4 Note Because ETM uses broadcast UDP packets for the sake of security it allows configuration only when device s setup password is empty IP
23. used to reset all settings to factory default 1 you can turn off the power and then use any point to push Reset button and hold it to turn on the power at the same time for 5 seconds The password will be reset to the factory default B 1 Turn off the power of the converter 2 Use a pin or any point tip to push the screw driver or any conductor to short DTR and CTS pin 4 and pin 8 n DB9 of RS232 connector 3 Turn on the power of the converter and wait 5 seconds and remove screwed driver or conductor 34 4 Converter Self Testing After completing the wiring and parameter setting we should verify if the setting is correct or not This chapter will introduce how to use a single computer to test if the converter behaves well The operating system can be Windows 95 98 ME XP 2000 The Hyper Terminal utility should be installed on your PC see Figure 4 1 It can be found in your Windows installation CD The wiring architecture is similar to RS 232 Wiring chapter 2 and the Serial Device 15 replaced by the PC s COM 1 The same PC also plays the roll of the Remote Host The following topics are covered in this chapter Hyper Terminal for TCP IP WinSock Hyper Terminal for COM Port Data Transmission n n TCP IP COM 1 Port RS 232 35 Hyper Terminal for TCP IP WinSock Initiate a Hyper Terminal from the Start Menu in Windows see Figure 4 1
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