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EZL-70 User`s Manual

1. JP18 and JP19 1 6 4 TTL 5V EZL 70 can communicate with TTL level For TTL level communication set JP13 as follows The TTL port is JP17 JP17 is not soldered so that user interfaces it with user own connector The pin specification is followed Mand ee Name Descriptions a CON T vec IVCCGV 0 Receiving data from serial device TTL 2 RXD The pin should be connected to TXD of serial device Transmitting data to serial device TTL The pin should be connected to RXD of serial device 4 fond jOmmd Power je o FUE When RTS CTS flow control is used indicating whether EZL 70 has receiving buffer or not to serial port TTL The pin should be connected to CTS of serial device When RTS CTS flow control is used EZL 70 checks receiving buffer of serial device TTL The pin should be connected to RTS of serial device JP17 1 7 ISP jumper The firmware of EZL 70 can be downloaded through the Ethernet LAN To download its firmware user should set ISP jumper and power on Then the EZL 70 operates as ISP mode The firmware is supplied from Sollae Systems 1 8 LED Interface 1 8 1 RJ45 and Power LED There are yellow and green LEDs in the RJ 45 connector of EZL 70 The yellow LED indicates that IP address status of EZL 70 and packet transmissions from LAN port And the green LED turns on when EZL 70 connected a hub and blinks when packet receptions IP 1s allocated but TC
2. e Flow Control Selects flow control for the serial port None RTS CTS Xon Xoff e ezI CP Mode Selects the communication mode of EZL 70 T2S ATC COD U2S O Conn Byte Decides a point of time to start connection when EZL 70 operates as COD EZL 70 starts to connect to the host Peer IP Address and Peer Port of the designated host upon receiving as many data as specified by Conn Byte from the serial port O Block Byte Decides the size of UDP packet to be sent at a time when EZL 70 operates as U2S e Timeout When EZL 70 operates as TCP such as T2S COD and ATC connection is closed if data communication is not continued as long as the time set to this item unless this item is set to 0 unit second e Interval When EZL 70 operates as UDP like U2S it transmits data in blocks by gathering data for the time set to this item unit 10ms zs ezConfig You can use ezConfig utility only this item is enabled If this item is not enabled you cannot set EZL 70 using ezConfig Therefore it is recommended to enable this all the times To enable ezConfig set this item in ISP mode O Remote Search If this item 1s set EZL 70 in other network can be configured by ezConfig Remote Search function is performed in the REMOTE tab e Password Sets a password for configuring with ezConfig If user forgot the password the user can delete the password in ISP mode e ARP When this item is selected EZL 70 uses the
3. UDP block size to transmit unit byte Packets Data gathering time from serial port to Interval l l transmit as UDP unit 10ms ezTCP Mode Communication mode U2S 3 Configuration Enable ezConfig function Method ezConfig password 259 2 6 ATC Mode 6 1 Overview EZL 70 can be controlled by AT commands in ATC mode For example the peer host IP address can be set by AT PRIP command and connect to the host by ATD command Therefore EZL 70 communicates several hosts alternatively And also it provides passive connection function by ATA command 6 1 1 AT command format AT commands start with AT and end CR AT command format 1s followed M TE The response code to AT command is followed TE TE Response Message When ATVI Gnitial seting When ATVO CONNECT TCP connected NO CARRIER TCP disconnected ERROR When query set value Set value Set value example AT PRIIP 6 2 Basic AT Command Set Example ATA ATD etc Listen connection host EZL 70 connection Connecting to host from EZL 70 V enable result code Result code numeric VO alphabetic V 1 40 6 3 Extended AT Commands Example AT PLIP etc Function Description local IP address subnet mask default router listening TCP port timeout Remote machine IP address Remote machine TCP port Write configuration saving and Reset ezConfig enable disable ON 1 OFF 0 ARP setting function enable disable ON
4. 23 CONNCCHNG to he NeWoOr id deine ane erica ada d des cane O Ri 16 2 1 4 Configuring the Environmental Variables ooooonnnnnnnnnnncnncnnncnnnnnnnnononnnnnnnnnnnnnnnnnnnnns 16 2 2 WEES FARO Neca tardado 16 Dood Changing UN AMAS ba p ENIM oatieteeatnaseihietesd 16 O A AA en 16 Z2 CONUSUHND BLU ice ap e dp bue ep ei siend 17 22A C onneectinpdodhe PO Serial abi 17 2 J COMMU AON LCST RT I8 3 CONFIGURING IP ADDRESS AND ENVIRONMENTAL VARIABLES 19 3 IP ADDRESS AND ENVIRONMENTAL VARIABLES eere eene ener eene nennen 19 302 CONFIGURATION BY EZE ONEIG tcs 23 ld CACAO MN N 23 3 2 2 Example configuration of ezConfig LOCAL sss 25 3 2 3 Example configuration of ezConfig REMQOTE sss 27 3 3 WP Op 28 3 4 SETTING IP ADDRESS RELATED ITEMS BY DHCP esses 28 3 95 SETTING IP ADDRESS RELATED ITEMS BY PPPOE 0csssssesssssssssssssssseeseeeseeeeeeees 28 As OPERATION MODE 030 aaa 29 4 1 OPERATION MODE OVERVIEW aras bb Rev E a 20 Llo OVIN W 29 4 2 How TO INITIATE EACH OPERATION MODE eccerre annae enii i a 29 dod LOW LO TRIAL Normal MOLE serieren ti 29 docs AAA IST MOa cara aaa a a e UN Lite 29 4 2 3 Comparison of Operation Modes sees eee eene 29 4 3 INORMAL COMMUNICATION MODE nai d eet i uu 20 4 4
5. Select to receive EZL 70 IP address as PPPoE PPPoE ee Du ATC AT Command In ATC mode the user can control the EZL 70 in a similar way to controlling the modem using AT command In ATC mode only a TCP connection is possible and both the server and the client can be configured In ATC mode the AT command allows the user to set environment variables including the IP address and control TCP connection and disconnection Serial Remote Host F Device Set IFP and port by using AT commands Request TCP connection Accept TEP connection y M DATA DEF TCP IP DATA ABC Serial Remote Host Devies equest TCP connection Accetp TCP connection connected M meme DATA DEF TCP IP DATA ABC ATC connection sequence passive connection zd Set the following for ATC mode AAA Local IP Address IP address of EZL 70 Subnet Mask Gateway IP IP Address Address Server mode Peer Port Peer port number to connect Serial Port ezTCP Mode Communication mode ATC 1 IP address of gateway Communication Mode Limit time to keep connection Configuration Enable ezConfig function Method ezConfig password DHCP Select to receive EZL 70 IP address as DHCP ic IP Dynamig PPPoE Select to receive EZL 70 IP address as PPPOE See 6 ATC Mode 295 9 9 COD Connect On Demand In COD mode the EZL 70 functions as a client When data of the pre specified size
6. TSP MODE c cc a dices 30 5 NORMAL COMMUNICATION MODE cccsscccsssssscsssssssssscssssssssssssssscssssssesssssees 32 5 1 T29 TCP TOS RAT ii adas 32 3 2 AT GC ATF COMMAND Jaini an n diia 34 5 3 COD CONNECTON DEMAND da tad 36 A A 38 0 ATC MODE Sun a diia 40 6 1 OVERVIEW led detenidas 40 Odo ALT COMMANE OVINE aiu d eid a ci he 40 6 2 BASIC AT COMMAND SET EXAMPLE ATA ATD ETC eese nennen 40 6 3 EXTENDED AT COMMANDS EXAMPLE AT PLIP ETC oooccccccnnnnnnnnnnnnnnnnnnonnninnnininnnnnos 4 6 4 ONLINE STATE AND ONLINE COMMAND STATE sssssssssssesessessesssesssssessesssessessssssssssees 41 6 4 1 Changing Online State to Online Command State ieee 4 6 4 2 Changing Online Command State to Online State esses 42 6 5 EXAMPLE OF CONFIGURATION WITH AT COMMAND cccccccccccceeccceeceeeeeeeeeeeeeseeeseeeess 42 6 6 EXAMPLE OP PC P CONNEC HON Sad al 42 6 6 1 Bxample or Active CORHOECHO ssa tet E E ean 42 0 0 3EXGPmDIE Of DASSIVECONNCCHON tb 43 6 7 EXAMPEEOPTCPADISCONNECTION aa oda 43 6 7 1 bXxampbleoractivediseontecliolssanutsciotuetcituts Vin ib dd ae eats 43 0 7 2 Example of passive HIS COMME de tois gutem cient ts eco ean 43 7 TECHNICAL SUPPORT WARRANTY AND NOTES ON OPERATION 44 Ele EZ Fedde PA deis ToD 8 9 Free Repair Services Churoed Repai
7. 1 OFF 0 DHCP enable disable ON 1 OFF 0 6 4 Online State and Online Command State It is online command mode during disconnected AT commands can be used in online command mode After TCP connection AT commands cannot be used To use AT commands during the connection change state to online command state During TCP disconnected AT commands can be used Online Command To use AT commands during the connection required escape state sequence During TCP connected all serial data to EZL 70 convert TCP Online State and send to ethernet 6 4 1 Changing Online State to Online Command State To change online state to online command state during the connection string should be transmitted to EZL 70 as following time interval When transmitting string to EZL 70 string will be sent to peer host The time from final data the first data of No data over 500ms guard time 4 time intervals between s 0 500ms Time interval after receiving last No data over 500ms guard time 6 4 2 Changing Online Command State to Online State If EZL 70 s state is in online command state during TCP connection EZL 70 s state can be changed into online state by an ATO command 6 5 Example of Configuration with AT Command C same en METETE ETT Cpeeanocgear commndok C seraeaesuzsene p sing GATEWAY Ps sapo esmeok TarsnsncassassassacGe gt gt samesumErMAS Upweanoc
8. 70 IP address as ONDE PPPoE E 5 4 U2S U2S mode allows for UDP communication In UDP mode data are transmitted in blocks which requires dividing data coming to the serial port into blocks before transmitting data A procedure for dividing data into blocks is as follows If data of pre specified bytes Conn Byte comes to the serial port of the ezTCP or if a specified period of time TIMEOUT elapses after first data reception all data received for the same period is recognized as one block which is then transmitted to the UDP The TIMEOUT unit is 10ms If TIMEOUT is set to 2 the time period is between 20ms and 30ms Since UDP communication does not require a connection procedure the user can establish N to M communication via multicast and broadcast Remote Host ezTCP Serial Device da AB s DMS es DATA ABC UDP DATA A UDP 1Oms 9ms AOS AT DATA BCA UDP lt U2S Transmission sequence Block 3 Interval 1 gt sd qus Set the following for U2S mode im Dopin o o Local IP Address IP address of EZL 70 Subnet Mask IP address d d IP address of gateway Address Related Item Local Port Port number for UDP data receving Peer IP Address Peer IP address to transmit Serial port speed bps Data bit length Serial Port Flow Control Flow control Communication Mode
9. CONN BYTE comes to the serial port the EZL 70 attempts a TCP connection to the TCP port PEER PORT of the preset host IP PEER IP ADDRESS If the remote host accepts the TCP connection TCP connection will be established Data coming to the serial port after connection establishment is TCP IP processed and transmitted to the remote host And data coming from the remote host is TCP IP processed and transmitted to the serial port for data communication Remote Host ezI CP Serial Device Listen ES DATA AB Request TCP connection DATA C B Accept TCP connection connected Wed BoP ee oa E UR IE CN CACTUS Kee RC DEOR ARRAS EAT ANAIS AA A Wo odo uw CE re i ER A E RARA EA AAA VOX COE OEC e UC AAA AAA ANA ool ar y DATA ABC TCP IP DATA DEF DATA DEF TCP IP DATA GHI TCP IP DATA GHI COD connection sequence Conn Byte 3 EC Set the following for COD mode fea Desrpon O O OOS O Local IP Address IP address of EZL 70 Subnet Mask IP Address Gateway IP Related Item Address IP address of gateway Peer IP Address Peer IP address to connect Baudrate Serial port speed bps Serial Port ezTCP Mode Communication mode COD 2 Mode Connection Conn Byte Bytes for starting to connect Disconnection Timeout Limit time to keep connection Configuration Enable ezConfig function Method ezConfig password Select to receive EZL
10. Reading environmental variables with the IP address This button is used to save the changed value in ezTCP after modifying the configuration Make sure not to press this button during operating ezTCP since ezTCP will automatically be reset right after its environment setup value is saved Otherwise it may cause malfunction Terminating ezConfig _ Change PWD ezTCP provides User Authentication function to prevent an unwanted person from modifying the configuration The authentication process is performed through the password string verification When entering or changing the password strings you can use this button Changing the ezTCP configuration details if a password Me has been entered requires the proper password to be entered in the PASSWORD field VI f you forget the password erase or reenter in ISP Mode This button is used to read a dynamic status during operating ezTCP Pressing this button will display a new window where the time elapsed after the power is on the current IP address and the data throughput of the serial port are indicated Double clicking each item on the Search List will carry out the same function 3 2 2 Example configuration of ezConfig LOCAL ezConfig can be used to change the IP address related items the serial port setup value the serial port operation mode This section describes these functions briefly For more information see the following sections The followin
11. connect to TCP through Telnet program Telnet 10 1 0 1 1470 When TCP connection succeeds STS LED of EVB turns ON When the STS LED turns ON enter 123 on the Telnet window and 123 will appear on the hyper terminal Enter ABC on the hyper terminal and ABC will appear on the Telnet window Otherwise communication test fails 18 3 Configuring IP Address and Environmental Variables 3 1 IP Address and Environmental Variables For TCP IP communication you must set IP address related items In addition you have to set serial port related items baud rate data bit length parity bit flow control etc to EZL 70 You can set the IP address and the serial port related items by using ezConfig the supplied configuration utility which allows you to configure your EZL 70 over the network or by using AT commands in ATC mode Tr Port number for waiting to be Local Port connected in Server mode Port number for waiting UDP data IP Address related IP address to connect in Client mode Items Peer IP Address IP address to send data in UDP mode Port number to connect in Client mode Port number to send data in UDP Peer Port mode Communication mE ezTCP Mode Communication Mode Mode Connect Disconnect Minimum number of bytes attempting Conn Byte l Event to connect transmit 19 ezConfig Enable EnableezConfigfunction function T Remote configuration function with emote Sea
12. ezConfig window And ezConfig program will search all ezTCPs on the local network When ezTCP is searched MAC address of the ezTCP is displayed on the Search List window The MAC address 1s indicated at the bottom of the product case Select the corresponding MAC address and set the same as shown in the following figure and click Write button to save the settings ezConfig v4 0a 01 Aug 2005 LOCAL REMDTE MAC Address Local IP Address ezTCP Mode WLAN Mode Su ERE loci Por Target SSID Read j xs 0 0 0 e 13200 v search List Gateway IP Address Timeout Farit Ad hoc Master 5510 00 20 49 00 00 01 TERN NONE po DO 30 F3 00 00 04 V Peer IP Address Conn Byte Data Bits Channel 0 0 0 0 Heserved Peer Port Stop Bit WEP Password Flow Control MONE Ww BHCF PPPoE ezL Fa Remote Search ARP Comment Search ezTCP Change FWD Options 2 2 4 Connecting to the PC Serial Port Connect the serial port of your PC and that of EZL 70 using the supplied serial communication cable Then run serial communication program such as Hyper Terminal and Teraterm When the program is run select the same serial port values as those set to EZL 70 19200bps data bit 8 bits stop bit 1 bit no parity which will finish the preparation for serial communication 7 2 2 5 Communication Test When the preparation for serial communication is finished enter the following in the DOS window on your PC to
13. it can be used various applications 1 2 Components e EZL 70 Body 1 3 Specifications Input Voltage 5V 10 Power 60mm x 40mm x 17mm Seda 2 54mm pitch 1x6 connector eria Interface RS232 RS422 RS485 TTL 5V Network RJ 45 connector UART 1200bps 115200bps TCP UDP IP ICMP ARP DHCP PPPoE TCP Server Mode TCP Client Mode Communicat l TCP Server Client Mode ion Mode ATC AT command emulation Configuration utility via LAN Utilities Socket test utility Firmware download utility via TFTP s You can download free utilities and firmware from http www eztcp com 1 4 Dimension The dimension of EZL 70 is followed The unit is millimeters 03 4 OOO COs JPIETPE MOOCOOO jum gt 23223A TIL TTLA22495 1 Ax O O ET Ino ld Lan Ont ATS OI O CTH OID JP18 JP19 CONI z mL LIS WERE EE ELE ELE LLLI Y2 E a FOO 20 1 JOJO YI 422 485 2 O O ojo n Wi az icp com og KODA 0 60 0 EZL 70 Dimension unit mm 1 5 Power Power of EZL 70 can be provided from of VCC and GND pins of JP13 JP14 JP15 JP18 JP19 and JP2 The voltage should be 5V 1 6 Serial Interface EZL 70 provides RS232 RS422 RS485 and 5V TTL interfaces Each interface is selected by JP13 jumper as follows 1 6 1 RS232 The RS232 ports are JP14 and JP15 JP14 is 1x6 2 54mm pitch male header And JP15 isn t solde
14. steps 1 IP address environment Checking the Che ieme Serial port settings Application program to be used 2 Setting serial Selecting the serial Setting i interface interface with JP13 2 Connecting to the Check method Check if LINK LED is ON network communication environment Set by ezConfig a utility program for configuration Configuration through the network 3 method Set by AT commands in Configuring the ATC mode environmental variables Configuration items Communication mode Decided depending on application program 4 Application to the field 2 1 1 Checking the Communication Environment Before installing EZL 70 check the network environment where EZL 70 is to be installed including the followings matters eo IP address environment local IP subnet mask gateway etc e Serial interface types of the equipment RS232 RS422 RS485 TTL e Serial port items of the equipment to which EZL 70 is going to be connected baud rate data bit parity stop bit e Application program protocol to be used TCP UDP server client etc 15 dg For application program protocol to be used see 5 Normal Communication Mode 2 1 2 Selecting Serial Interface EZL 70 can be interfaced with RS232 RS422 RS485 and 5V TTL to the serial equipment For each interface user should set JP13 properly with jumpers s For more information refer to 1 6 Serial Interface 2 1 3 Connecting to the Net
15. EZL 70 User s Manual Version 1 1 Souad Sollae Systems To all residents of the European Union Important environmental information about this product This symbol on this unit or the package indicates that disposal of this unit after its lifecycle could harm the environment Do not dispose of the unit as unsorted municipal waste it should be brought to a specialized company for recycling It is your responsibility to return this unit to your local recycling service Respect your local environmental regulation If in doubt contact your local waste disposal authorities Table of Contents le OVERVIEW m a ds a 6 kel OVERVIEW PH 6 1 2 COMPONENTS cues Ar icona aaa 7 1 3 SPECIFICATIONS 41 saa E A N Ur del dut 7 1 4 DIMENSION tatiana 7 1 5 POWER T M 8 1 6 SBRIADANTBRBACE emitida 8 FOA A astu cauti ia ee i wie alpin e ederet bes etie ees 9 JN ts ERISA DD oe cR REN 9 UN SEDI I os I0 PE A mr CE ILL 1 1 7 ISPQUMBBR S acies A A 12 1 8 LEDINTERFACE noraine cp mE 12 LEA RKI IGAT ONET LE D ani E EAE I2 40 5 Ub CES D AA DE AAA TE taret atten e ictor era Saas 13 1 9 ETHERNETAADDRESS MAC ADDRESS 4 2 INSTALLATION AND TEST RUN ciini se ty eges co erint ivo dee ee dao t eoa e teresa reete eres 15 Zl INS TALEA TON METHOD istituito eiui is D pe ride 15 2 1 1 Checking the Communication Environment 15 Ze EEC SEO MEA O eS 16
16. EZL 70 accepts a TCP connection When the EZL 70 accepts TCP connection then the TCP connection is established After connection is established TCP IP processing is performed on the data coming to the serial port which is then transmitted to the remote host And the TCP IP data coming from the remote host is TCP IP processed and transmitted to the serial port to establish data communication Data coming to the serial port before TCP connection is established will be ignored To limit the peer host user should set Peer IP Address The only pre defined host can be accessible If Permitted IP Address is 0 0 0 0 any host can connect to EZL 70 Remote Host ezTCP Serial Device Listen on loca port Request TCP connection Accept TCP connection Ignore data before connection connected DATA ABC DATA ABC TCP IP DATA DEF TCP IP DATA DEF lt T2S connection sequence si Set the following for T2S mode Te Tees Local IP Address IP address of EZL 70 Gateway IP IP address of gateway IP Address Relate Address Items Port number for waiting to be Local Port l connected in Server mode Permitted IP Permitted host to connect Communication mE ezI CP Mode Communication Mode T2S 0 ode Disconnection Timeout Limit time to keep connection uu lu on 5 function Configuration Method Password ezConfig ezConfig password Select to receive EZL 70 IP address as DHCP l DHCP Dynamic IP
17. P connection is not established Blinks every 500ms IP is not allocated Yellow Status LAN Transmission Repetition of after blinking 4 times for 150ms turns off during 850ms During TCP connection LOW ISP Mode blinking every 50ms Blinking when EZL 70 transmits data to the LAN Gem ON When connected to LAN Ds Blinking When receiving packets from the LAN ON When power is being supplied 1 8 2 LED interface D7 and D8 User can interface user own LED No additional LED is required because 330ohm resistor is included in the EZL 70 IP is allocated but TCP connection is not established Blinks every 500ms IP is not allocated Repeat of after blinking 4 times for 150ms turns off during 850ms ON During TCP connection 2 Cathod ISP Mode Blinks every 50ms 3 ON when EZL 70 is connected to a hub LINK 5 LAN Blinking when EZL 70 receives packet from the RXD LAN LAN Blinking when EZL 70 transmits packet from the 7 Anode DM 218 1 9 Ethernet Address MAC address Ethernet devices have unique 6 bytes hardware address The hardware address of EZL 70 is set in the factory The hardware address cannot be modified The address is printed in top of f EZL 70 14 2 Installation and Test Run The followings are described on the assumption that the serial interface is RS232 2 1 Installation Method You can install EZL 70 in the following
18. commun 4 lt CR gt lt LF gt 0K lt CR gt lt LF gt Command OK 6 7 2 Example of passive disconnection The remote host disconnects the connection C omms nmm Data Communication during TCP connection The remote host disconnect the connection lt CR gt lt LF gt NO CARRIER lt CR gt lt LF gt TCP disconnected 43 7 Technical Support Warranty and Notes on Operation 7 1 Technical Support If you have any question regarding operation of the product visit Customer Support FAQ corner and the message board on Sollae Systems web site or send us an email at the following address support eztcp com Website Address for Customer Support http www sollae co kr Support index html de Warranty 7 2 1 Refund Upon the customer s request to refund the product within two weeks after purchase Sollae Systems will refund the product 7 2 2 Free Repair Services For product failures occurring within one year after purchase Sollae Systems provides free repair services or exchange the product However if the product failure 1s due to user s fault repair service fees will be charged or the product will be replaced at user s expense 7 2 3 Charged Repair Services For product failures occurring after the warranty period one year or resulting from user s fault repair service fees will be charged and the product will be replaced at user s expense 7 2 4 Notes on Operation e Sollae Systems is not res
19. ddress Conn Byte i Channel ENFENFENEE Reserved Peer Port i WEP Password Flow Control pHCF PPPoE v ezCFG V LAM OWE v Remote Search sas ARP Telr ZA Comment L O Options 0 Configure variables and press Write button xD 9 5 3 4 3 5 AT command In ATC mode the user can set environment variables through the serial port using AT command s For more information See 6 ATC Mode Setting IP Address related Items by DHCP Under environment with a network operating a DHCP server DHCP protocol allows the user to automatically set the IP address subnet mask gateway and name server of ezTCP Using DHCP automatic setup function requires the user to check DHCP item on ezConfig Note that the user may have to check ARP item according to the type of DHCP servers Setting IP Address related Items by PPPoE PPPoE is used in most ADSL and VDSL To use PPPoE function PPPoE function should be enabled and PPPoE ID and PPPoE password should be configured The local IP address of EZL 70 is assigned automatically in PPPoE environment V Some ADSL or VDSL modem use DHCP Please contact your ISP Internet Service Provider oy ae 4 Operation Mode 4 1 Operation Mode Overview 4 1 1 Overview EZL 70 can operate in one of two modes normal and ISP modes Normal mode is ordinary data communication mode and ISP mode is used to download EZL 70 firmwa
20. destination IP address of the first packet coming to its MAC address as its own IP address temporarily This item should be set in DHCP environment if required e DHCP Set to receive an IP address as DHCP e PPPoE Set to receive an IP address as PPPoE e PPPoE ID amp Password Sets ID and password used for PPPoE EZL 70 uses maximum 32 byte for saving an ID and 8 bytes for a password O Comment Stores maximum 32 byte user comment on the product This item helps the user distinguish each EZL 70 more easily 2 02 3 2 Configuration by ezConfig 3 2 1 ezConfig Menu The basic environmental variables IP address related items serial port items and etc can be set by ezConfig which is an integrated management tool for Windows ezConfig is operated in Microsoft Windows Windows 98 98 SE 2000 Pro ME XP Pro Home Following 1s the screen shot of ezConfig which is just launched ezConfig v4 0a 01 Aug 2005 LOCAL REMOTE MAC Address Local IP Address ezTLP Mode Serial Type WLAN Mode 30 4 Subnet Mask Lacal Part Baudrate Target SSID a l 0 807 NENNEN search List Mu IP Address Timeout Parity Ad hoc Master 5510 Peer IF Address Conn Byte Data Bits Channel Reserved Feer Fort Stop Bit WEP Password Flow Control Options Comment Search ez TCF i V ezConfig can set not only EZL 70 s environmental variables but also other ezTCP Series ezConfig configures ezTCP by Ethernet there are two way
21. egear commndok arre seme Local FORT EXC CT EEN e swenweour O Laearocccar owemk Saving setting value to EEPROM AT PWP lt CR gt Reset automatically 4 lt CR gt lt LF gt OK lt CR gt lt LF gt Command OK lt CR gt lt LF gt NO System Reset CARRIER lt CR gt lt LF gt 6 6 Example of TCP Connection 6 6 1 Example of Active Connection i AT PRIP 192 168 1 201 lt CR gt Setting remote IP address to connect 4 lt CR gt lt LF gt 0K lt CR gt lt LF gt Command OK a AT PRP 1470 lt CR gt Setting remote port number to connect 4 lt CR gt lt LF gt OK lt CR gt lt LF gt Command OK a ATDT lt CR gt gt Connecting to the host 42 Attempting to connect to the host En lt CR gt lt LF gt CONNECT lt CR gt lt LF gt e TCP connection success 6 6 2 Example of passive Connection AT PLP 1470 lt CR gt Set LOCAL PORT to listen Cerere Command OK DATAKRB ss Passive connection command Listen on local port from a host A host connects to EZL 70 En lt CR gt lt LF gt CONNECT lt CR gt lt LF gt a TCP connection OK 6 7 Example of TCP Disconnection 6 7 1 Example of active disconnection EZL 70 disconnects the connection Osa TOO en Data Communication during TCP connection Changing online state to online command guard time guard time state En lt CR gt lt LF gt OK lt CR gt lt LF gt L Changed to online command state pa e 1erdscomnecion
22. g example shows how to read and change ezTCP s basic functions Try changing ezTCP setup value according to the following sequence e When the ezTCP power is turned on and the LAN cable is connected correctly pressing Search or Read button will display the following window ezContig searching ez TCF O If a network attached ezTCP is detected the following message will be displayed If a message pops up indicating that there is no response from ezTCP check that the power is turned on and the cable is connected correctly then try pressing Search or Read button ezConfig Secale ez CF 3ez CPis found V It is impossible to use ezConfig if EZCFG check box is disabled This function can be 305 re enabled in ISP mode eo If more than one ezTCP are detected ezICP s MAC ADDRESS will be displayed in the Search List box on ezConfig Check if the MAC ADDRESS displayed in the Search List window corresponds to that printed on ezTCP main body The following screen shows this process Following is the screenshot when ezTCPs were found ezConfig v4 0a 01 Aug 2005 LOCAL REMOTE MAC Address Local IP Address ez CP Made WLAN Mode lee ES T25 0 v 30 a Subnet Mask Lacal Part Target 551D Read 25 0 0 0 p 140 search List Gateway IP Address Timeout i Ad hoc Master SSID DO 30 F3 DD 00 01 00 30 9 00 00 04 DU A Peer IP Address Conn Byte Channel Reserved Peer Part i WEP Password Flow Co
23. ntrol NONE Ww DpHECF PPPoE ezCFG Remote Search ARP Comment L SOSA Search ezTCP Change FWD Options e Set ezTCP Mode Local IP Address Local Port and serial port related items After setting press Write button If there 1s any error during writing process check the LAN between PC and EZL 70 e Check if the set IP address is correct with ping command in DOS prompt Following is the message if the IP address is OK If Request timed out message is shown check IP address C W gt ping a b c d ED Pinging a b c d with 32 bytes of data Reply from a b c d bytes 32 time 1ms TIL 64 Reply from a b c d bytes 32 time 1ms TIL 64 Reply from a b c d bytes 32 time 1ms TIL 64 Reply from a b c d bytes 32 time 1ms TIL 64 When IP address is a b c d gt V IP address subnet mask and gateway IP address of both PC and EZL 70 should be correct to succeed in ping test 3 2 3 Example configuration of ezConfig REMOTE e Input the IP address of EZL 70 in IP address field in the REMOTE tab and press Read button Then following window will be appeared ez nnfig searching ez TC P O If the EZL 70 is found the following will be shown ezConfig v4 0a 01 Aug 2005 LOCAL REMOTE IP Address Lacal IP Address ezT CP Made WLAN Mode a i i i 10 1 0 1 T25 0 w Subnet Mask Local Part Target SSID 255 TESTE Search List Gateway IP Address Timeout i Ad hoc Master SSID Peer IP A
24. ponsible for product failures occurring due to user s alternation of the product e Specifications of the product are subject to change without prior notice for performance improvement 44 Sollae Systems does not guarantee successful operation of the product if the product was used under conditions deviating from the product specifications Reverse engineering of firmware and applications provided by Sollae Systems is prohibited Use of firmware and applications provided by Sollae Systems for purposes other than those for which they were designed is prohibited Do not use the product in an extremely cold or hot place or in a place where vibration 1S severe Do not use the product in an environment in which humidity is high or a lot of oil exists Do not use the product where there is caustic or combustible gas Sollae Systems does not guarantee normal operation of the product under the conditions a lot of noise exists Do not use the product for a purpose that requires exceptional quality and reliability relating to user s injuries or accidents aerospace aviation health care nuclear power transportation and safety purposes Sollae Systems 1s not responsible for any accident or damage occurring while using the product 45 8 Ordering Information EZL 70 E RoHS Compliant 9 Revision History Apr 20 2006 Initial Release L7
25. r SCIVICCS sxc deste te EHI E TE RE Notes on Operation ORDERING INFORMATION scsi toi dni coo adria diia REVISION HISTORY 1 Overview bd Overview Along with the development of the Internet the demand for data communication functions has increased recently Data communication over the Internet requires using TCP IP the Internet communication protocol That is to say in order to connect a system to the Internet TCP IP protocol must be implemented It is possible to implement TCP IP by directly implementing the protocol porting public TCP IP or using Operating System OS However all these methods impose burdens on the developer in time cost and technology ezTCP series a Serial gt TCP IP protocol converter product group of Sollae Systems enables you to use TCP IP communication the Internet communication function simply by connecting the cable to a serial port ezTCP sends data from the serial port to the Internet network after TCP IP processing and vice versa EZL 70 in ezTCP product group is a product that provides TCP IP communication through Ethernet In other words like other ezTCP products EZL 70 sends data from the serial port to the LAN after TCP IP processing and vice versa It provides DHCP and PPPoE functions as well as TCP UDP IP so that it can be applied to the cable network and the xDSL network EZL 70 is a modular and embedded type that supports RS232 RS422 RS485 and TTL 5V interface so
26. rc Configuration UDP unicast Method Used Enable IP setting by ARP Select to receive EZL 70 IP address DHCP as DHCP Dynamic Select to receive EZL 70 IP address PPPoE Address as PPPoE PPPoE ID amp ID and password to be used for Password PPPoE e Local IP Address IP address of EZL 70 If you set DHCP or PPPoE is set an IP address is automatically allocated So you cannot set the local IP address 0 Subnet Mask Sets subnet mask of the network where EZL 70 is installed e Gateway IP Address Sets the gateway IP address of the network where EZL 70 is installed e Permitted IP Address It is a permitted IP address of foreign host when EZL 70 operates as a server The only host that 1s written in this item can connect to EZL 70 If Permitted IP Address is 0 0 0 0 all hosts can connect to the EZL 70 e Local Port Port number which is used as TCP port number waiting to be connected when EZL 70 operates as TCP server or as the port number waiting for UDP data when it operates in U2S communication mode e Peer Port Local port number of the server to connect when EZL 70 operates as TCP client or to 0 transmit UDP data when it operates as U2S e Baudrate Selects a serial port speed 1200 bps 115200bps e Data bits Selects a data bit length of the serial port 7 bits or 8 bits e Parity Select a parity bit of the serial port None Even Odd e Stop bit Selects a stop bit length of the serial port 1 bit
27. re through the ethernet TFTP 4 2 How to Initiate Each Operation Mode 4 2 1 How to Initiate Normal Mode Normal mode is a mode in which EZL 70 performs its original functions If ISP jumper JP1 isn t set is open and EZL 70 boots up EZL 70 operates in normal mode For more information see 5 Normal Communication Mode 4 2 2 Entering ISP Mode Supply power or reset to EZL 70 with ISP jumper JP1 1s set If EZL 70 operates as ISP Mode the yellow blinks rapidly 4 2 3 Comparison of Operation Modes The following table is the comparison of the above described operation modes Supply power or Normal data communication mode l normal reset with User setting l T2S ATC COD U2S ISP JP1 is open Supply power or Download firmware through the reset with 19200bps N 8 1 l ethernet ISP JP1 is set 43 Normal Communication Mode EZL 70 operates normally in the Normal Communication Mode Normal communication mode can be classified into four modes T2S ATC COD and U2S each of which is described in the following table EU Need for User Configuration of Communication Equipment Environmental Protocol Connection Topology Mode Software Variables through Modification Serial Port Passive Connection Active Passive l TCP l Needed Possible 1 Connection Active Not needed Impossible Connection l l Impossible TCP protocol requires connection process The connection is always e
28. red so that user interfaces JP15 with user own connector The pin specification is followed Mand Optio Descriptions 3 device CES EE E je o When RTS CTS flow control is used indicating whether EZL 70 has receiving buffer or not to 5 RTS serial port RS232 OUT The pin should be connected to CTS of serial device When RTS CTS flow control is used EZL 70 checks receiving buffer of serial device RS232 The pin should be connected to RTS of serial m device JP14 and JP15 1 6 2 RS422 RS422 communicates with differential voltage The transmission and receiving lines are separated so RS422 is full duplex For RS422 JP13 should be as followed The RS422 ports are JP18 and JP19 JP18 is 1x6 2 54mm pitch male header And JP19 isn t soldered so that user interfaces JP19 with user own connector The pin specification is followed Descriptions nN nN JP18 and JP19 1 6 3 RS485 RS485 communicates with differential voltage The transmission and receiving lines are shared so RS485 is half duplex For RS485 JP13 should be as followed The RS485 ports are JP18 and JP19 JP18 is 1x6 2 54mm pitch male header And JP19 isn t soldered so that user interfaces JP19 with user own connector 10 The pin specification is followed Mand ms Name Descriptions p CES 1 vec IVCCGV 0 Power 5 y ema or s A seme IO CU T EL se weeememes LL i e Tronas a
29. stablished as 1 1 connection At this time the host waiting for connection passive connection is called a server and the one attempting to connect active connection is called a client On the other hand UDP communicates by block unit without connection process As UDP does not require connection numbers of hosts can communicate at the same time d For more information on communication modes refer to the next chapter 4 4 ISP Mode In ISP mode you can download the latest firmware EZL 70 operation software provided by our company The following section describes how to download firmware in ISP mode e Supply power or reset to EZL 70 with ISP jumper set If EZL 70 operates as ISP Mode the yellow LED blinks rapidly e Run hotflash that is supplied by Sollae Systems hotflash IP addr 10 TIMEOOT E FILE orr 30 Select a firmware in the FILE menu and input the IP address of EZL 70 and press SEND button Then the firmware will be transferred by Ethernet IP addr ZH E TIMEOUT MAMADA DAN e After completion a message that informs the firmware was downloaded successfully And EZL 70 reboots automatically and run in Normal Mode In Normal Mode Status is blink every 1 second hotflash AN 3091 2bytes download OK O After completion download reset after ISP jumper open EP 5 Normal Communication Mode 5 l T2S TCP To Serial When a host connects to predefined local port the
30. to configure The first way is UDP broadcast When using UDP broadcast user can search all ezTCPs in the same network without knowledge of IP address But beware that it can be used in the same network This method performed in the LOCAL tab of ezconfig version above 4 0 The second way is UDP unicast that communicates by IP address As it configured with IP address EZL 70 is configured any place if they are connected with network This method performed in the REMOET tab of ezconfig version above 4 0 ezConfig below version 4 0 supports only UDP broadcast 229 UDP broadcast UDP unicast port 50005 With MAC address with IP address l Can be used in a different location In the same network with EZL 70 network The functions of ezConfig s buttons are followed Search ez I CP This button 1s used to search for all of the network attached ezTCPs The search results will be displayed on the Search List box and you can select an item using a mouse or cursor as required The value displayed on the box indicates the MAC ADDRESS of each ezTCP The selected setup value of ezTCP will be displayed on the right side LOCAL tab You can see only the ezTCP configuration values if you press this button after entering the 6 digit hexadecimal number printed on the ezTCP main body in the MAC ADDRESS box It is useful when there are too many ezTCPs attached to the network to search for one from the LIST box REMOTE tab
31. work Connect power to EZL 70 and connect EZL 70 directly to the Ethernet port of the PC where test is to be performed with a cross over Ethernet cable 2 1 4 Configuring the Environmental Variables When network connection is completed configure the environmental variables such as IP address related items serial port related items and communication mode related items through the LAN using ezConfig the environmental variable configuration program c For environmental variable configuration see 3 Configuring IP Address and Environmental Variables 2 2 Test Run You can perform test run according to the following orders The test run described here is based on the assumption that the IP address of the PC 1s set to 10 1 0 2 2 2 1 Changing PC IP Address You can change the IP address of your PC as follows IP Address 10 1 0 2 Subnet Mask 255 0 0 0 Gateway IP Address 0 0 0 0 2 2 2 Installation EZL 70 Connect RS232 cable between your PC and EZL 7 0 and the LAN cable to the hub to which the PC is connected or directly to the PC with a cross over cable and 5V power for power supply If the LAN cable has been correctly connected when power is EM supplied the red LED turns on and the green LED turns on and the green LED blinks sometimes 2 2 3 Configuring EZL 70 Configure EZL 70 setting using ezConfig the ezTCP configuration program as follows Run ezConfig and click Search ezTCP button in the

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